Washington, D.C.
Washington, D.C., formally the District of Columbia and commonly known as Washington or D.C., is the capital city and federal district of the United States. The city is on the Potomac River, across from Virginia, and shares land borders with ...
has a number of different modes of transportation available for use.
Commuters have a major influence on travel patterns, with only 28% of people employed in Washington, D.C. commuting from within the city, whereas 33.5% commute from the nearby
Maryland
Maryland ( ) is a U.S. state, state in the Mid-Atlantic (United States), Mid-Atlantic region of the United States. It borders the states of Virginia to its south, West Virginia to its west, Pennsylvania to its north, and Delaware to its east ...
suburbs, 22.7% from
Northern Virginia
Northern Virginia, locally referred to as NOVA or NoVA, comprises several County (United States), counties and independent city (United States), independent cities in the Commonwealth (U.S. state), Commonwealth of Virginia in the United States. ...
, and the rest from Washington, D.C.'s outlying suburbs.
Commuting
Washington, D.C., has the second-highest percentage of
public transit
Public transport (also known as public transit, mass transit, or simply transit) are forms of transport available to the general public. It typically uses a fixed schedule, route and charges a fixed fare. There is no rigid definition of wh ...
commuters in the United States, behind only
New York City
New York, often called New York City (NYC), is the most populous city in the United States, located at the southern tip of New York State on one of the world's largest natural harbors. The city comprises five boroughs, each coextensive w ...
.
Commuters have a major influence on travel patterns in
Washington, D.C.
Washington, D.C., formally the District of Columbia and commonly known as Washington or D.C., is the capital city and federal district of the United States. The city is on the Potomac River, across from Virginia, and shares land borders with ...
671,678 people are
employed in Washington, D.C., with only 28% commuting from within the city. 18.7% of people working in Washington, D.C., commute from
Prince George's County, Maryland
Prince George's County (often shortened to PG County or PG) is located in the U.S. state of Maryland bordering the eastern portion of Washington, D.C. As of the 2020 United States census, 2020 U.S. census, the population was 967,201, making it ...
, and 14.8% from
Montgomery County, Maryland
Montgomery County is the most populous County (United States), county in the U.S. state of Maryland. As of the 2020 United States census, the county's population was 1,062,061, increasing by 9.3% from 2010. The county seat is Rockville, Maryland ...
. 13.2% come from
Fairfax County, Virginia
Fairfax County, officially the County of Fairfax, is a County (United States), county in the Commonwealth (U.S. state), Commonwealth of Virginia. With a population of 1,150,309 as of the 2020 United States census, 2020 census, it is the most p ...
, 6% from
Arlington County, Virginia
Arlington County, or simply Arlington, is a County (United States), county in the U.S. state of Virginia. The county is located in Northern Virginia on the southwestern bank of the Potomac River directly across from Washington, D.C., the nati ...
, and 3.5% from
Alexandria, Virginia
Alexandria is an independent city (United States), independent city in Northern Virginia, United States. It lies on the western bank of the Potomac River approximately south of Washington, D.C., D.C. The city's population of 159,467 at the 2020 ...
. Smaller numbers of commuters come from the outer suburbs, including 2.4% from
Anne Arundel County, Maryland
Anne Arundel County (; ), also notated as AA or A.A. County, is located in the U.S. state of Maryland. As of the 2020 United States census, its population was 588,261, an increase of just under 10% since 2010. Its county seat is Annapolis, Mar ...
, and 2.3% from
Prince William County, Virginia
Prince William County lies beside the Potomac River in the Commonwealth of Virginia. At the 2020 census, the population was 482,204, making it Virginia's second most populous county. The county seat is the independent city of Manassas. A part ...
, 1.6% from
Charles County, Maryland
Charles County is a county located in the U.S. state of Maryland. As of the 2020 United States census, the population was 166,617. The county seat is La Plata. The county was named for Charles Calvert (1637–1715), third Baron Baltimore. T ...
, 1.3% from
Howard County, Maryland
Howard County is a County (United States), county located in the U.S. state of Maryland. As of the 2020 United States census, 2020 census, the population is 334,529. Since there are no incorporated municipalities, there is no incorporated coun ...
, and 1% from
Loudoun County, Virginia
Loudoun County () is in the northern part of the Commonwealth of Virginia in the United States. In 2020, the census returned a population of 420,959, making it Virginia's third-most populous county. The county seat is Leesburg. Loudoun County ...
.
Of the 260,000 Washington, D.C. residents that were employed as of 2000, 24% commute to jobs in Montgomery, Prince George's, Fairfax, and Arlington Counties, as well as Alexandria.
Of those that work in Washington, D.C., 29% drive alone to work, 27% work from home, 14% take
Metro, 11% walk to work, 8% take the
bus, 4%
carpool
Carpooling is the sharing of Automobile, car journeys so that more than one person travels in a car, and prevents the need for others to have to drive to a location themselves. Carpooling is considered a Demand-Responsive Transport (DRT) serv ...
/
slug
Slug, or land slug, is a common name for any apparently shell-less Terrestrial mollusc, terrestrial gastropod mollusc. The word ''slug'' is also often used as part of the common name of any gastropod mollusc that has no shell, a very reduced ...
, 3% ride their
bicycle
A bicycle, also called a pedal cycle, bike, push-bike or cycle, is a human-powered transport, human-powered or motorized bicycle, motor-assisted, bicycle pedal, pedal-driven, single-track vehicle, with two bicycle wheel, wheels attached to a ...
to work, and 1% travel by rail. Of the households in Washington, D.C., 36% do not own a car.
Public transportation statistics
The average amount of time people spend commuting with public transit in Washington, for example, to and from work, on a weekday is 86 min. 31% of public transit riders ride for more than 2 hours every day. The average amount of time people wait at a stop or station for public transit is 19 min, while 34% of riders wait for over 20 minutes on average every day. The average distance people usually ride in a single trip with public transit is , while 20% travel for over in a single direction.
Streets and highways
City streets in the District of Columbia are organized primarily in a grid-like fashion with its origin at the
United States Capitol
The United States Capitol, often called the Capitol or the Capitol Building, is the Seat of government, seat of the United States Congress, the United States Congress, legislative branch of the Federal government of the United States, federal g ...
, with diagonal streets running across this grid, as well as circles—a plan laid out by
Pierre L'Enfant and revised by
Andrew Ellicott and
Joseph Ellicott. The north-south roads are primarily named with numbers (i.e., 1st Street, 2nd Street, etc.), while the east-west roads are primarily named with letters (beginning with A Street) or, once letters are exhausted, are named alphabetically (Adams, Bryant, Channing, etc.) Intersecting this network of streets are diagonal avenues named after each of the fifty states. Within this grid, all streets are a part of one of the four
quadrants of the city —
Northeast (NE),
Northwest (NW),
Southeast (SE), and
Southwest (SW) — all centered on the
Capitol Building. All roads end with this suffix at the end of their title. For example, there is a 4th Street NE, 4th Street NW, 4th Street SE, and 4th Street SW.
Exceptions to this nomenclature include the names of the streets that line the
National Mall
The National Mall is a Landscape architecture, landscaped park near the Downtown, Washington, D.C., downtown area of Washington, D.C., the capital city of the United States. It contains and borders a number of museums of the Smithsonian Institu ...
. The north side of the mall is lined by
Constitution Avenue
Constitution Avenue is a major east–west street in the Northwest, Washington, D.C., northwest and Northeast, Washington, D.C., northeast quadrants of the city of Washington, D.C., in the United States. It was originally known as B Street, and ...
, whereas the south side of the mall is lined by
Independence Avenue. Both streets follow the NE, NW, SE, SW rule.
Major interstates running through the area include the
Capital Beltway
The Capital Beltway, designated as Interstate 495 (I-495) for its entire length, is an List of auxiliary Interstate Highways, auxiliary Interstate Highway in the Washington metropolitan area. The Ring road, beltway encircles Washington, D.C., ...
(I-495),
I-66
Interstate 66 (I-66) is a 76.32 mile east–west Interstate Highway in the East Coast of the United States, eastern United States. The highway runs from an interchange with Interstate 81 in Virginia, I-81 near Middletown, Virginia, on its w ...
,
I-95
Interstate 95 (I-95) is the main north–south Interstate Highway on the East Coast of the United States, running from U.S. Route 1 (US 1) in Miami, Florida, north to the Houlton–Woodstock Border Crossing between Maine and the ...
,
I-395 (also called the Southwest/Southeast Freeway in D.C. or
Shirley Highway in Virginia),
I-295 (also called the Anacostia Freeway or Kenilworth Avenue), and
I-270 (which does not reach D.C., terminating at I-495). Other major highways include the
Whitehurst Freeway, in D.C., the
George Washington Parkway in Virginia, the
Rock Creek Parkway in D.C., the
Suitland Parkway
The Suitland Parkway is a limited-access road, limited-access parkway in Washington, D.C., and Prince George's County, Maryland, administered and maintained by the U.S. National Park Service (NPS), National Capital Parks-East. The road has part ...
in D.C. and Maryland,
US Route 50, the
Clara Barton Parkway and the
Baltimore-Washington Parkway in Maryland, and the
Dulles Toll Road in Virginia. Portions of I-66 and I-95/I-395 in Virginia are
HOV
A high-occupancy vehicle lane (also known as an HOV lane, carpool lane, diamond lane, 2+ lane, and transit lane or T2 or T3 lanes) is a restricted traffic lane reserved for the exclusive use of vehicles with a driver and at least one passenger, ...
roads (only vehicles carrying multi-occupants or using hybrid energy are allowed during weekday rush hours).
Cars
Taxi
As of 2015, Washington had over 6,200 registered taxis, making it the third-largest concentration of
taxis in the United States, after
New York City
New York, often called New York City (NYC), is the most populous city in the United States, located at the southern tip of New York State on one of the world's largest natural harbors. The city comprises five boroughs, each coextensive w ...
and
Chicago
Chicago is the List of municipalities in Illinois, most populous city in the U.S. state of Illinois and in the Midwestern United States. With a population of 2,746,388, as of the 2020 United States census, 2020 census, it is the List of Unite ...
. Regardless of company operating the taxi service, all taxis operating in the city share a uniform design, as mandated by the DC Taxicab Commission. The vehicles are red with a gray stripe along the side doors.
Car sharing

In December 2001, Metro initiated a relationship with
Flexcar, a private company which operates
car sharing
Carsharing or car sharing (AU, NZ, CA, TH, & US) or car clubs (UK) is a model of car rental where people rent cars for short periods of time, often by the hour. It differs from traditional car rental in that the owners of the cars are often pr ...
networks in several North American cities. A competitor,
Zipcar
Zipcar is an American car sharing, car-sharing company and a subsidiary of Avis Budget Group. Zipcar provides vehicle reservations to its members, billable by the minute, hour or day; members may have to pay a monthly or annual membership fee i ...
, began service in the region and later merged with Flexcar on October 31, 2007.
With this service, cars are parked at major Metrorail stations and other convenient locations in the metropolitan area and made available for rental on an hourly basis, with the goal of reducing
car dependency and congestion, improving the environment, and increasing transit ridership.
[ ]
In March 2012,
Car2Go
Share Now GmbH was a German carsharing company, formed from the merger of Car2Go and DriveNow. Since 2022, it was an subsidiary of the Free2Move division of multinational automaker Stellantis providing carsharing services in urban areas in Europ ...
began offering service in D.C., initially providing 200
Smart cars for use everywhere within the District's city limits. The international car sharing company, which offers one-way rentals charged by the minute, increased their vehicle fleet to 400 in 2013.
During its first year of operation, Car2Go paid the city more than $500,000 for rights to meter-free parking. The service has seen initial success; from September 2012 to July 2013, membership tripled to 26,000 users.
Parking
There is heavy vehicle congestion from the large percentage of the population who chooses to drive. This results in very limited parking, especially in the downtown areas of the city. Corporations have made various attempts to solve the city's parking problem as a
guinea pig
The guinea pig or domestic guinea pig (''Cavia porcellus''), also known as the cavy or domestic cavy ( ), is a species of rodent belonging to the genus ''Cavia'', family Caviidae. Animal fancy, Breeders tend to use the name "cavy" for the ani ...
location, but there has been little success. Parking restrictions are strictly enforced, and the complicated parking hours posted on signs can be confusing. Environmentalists question the free parking spaces given to thousands of Congressional employees, discouraging them from using public transportation.
Rail
Washington Metro
The Washington area is served by the Washington Metro rapid transit system, operated by the
Washington Metropolitan Area Transit Authority
The Washington Metropolitan Area Transit Authority (WMATA ), commonly referred to as Metro, is a tri-jurisdictional public transit agency that operates transit services in the Washington metropolitan area. WMATA provides rapid transit servic ...
(WMATA). The Metro opened in 1976 and currently has 98 stations across six lines covering 129 miles (208 km) of track. When measured by ridership, the Washington Metro is the
second-largest rapid rail system in the United States and
fifth-largest in
North America
North America is a continent in the Northern Hemisphere, Northern and Western Hemisphere, Western hemispheres. North America is bordered to the north by the Arctic Ocean, to the east by the Atlantic Ocean, to the southeast by South Ameri ...
. Riders pay using a
SmartTrip Card, and the fare is determined by distance traveled on the system as well as the time of day. Fares are more expensive the farther one's trip is, and are also more expensive during peak hours of the weekday. Many suburban Metro stations have large parking garages for commuters to park in. These garages are free during the weekend but require payment during the weekdays.
WMATA also operates
Metrobus, a regional bus system serving D.C. and the closest immediate counties (described in greater detail below). The Washington Metro connects with both
commuter rail
Commuter rail or suburban rail is a Passenger train, passenger rail service that primarily operates within a metropolitan area, connecting Commuting, commuters to a Central business district, central city from adjacent suburbs or commuter town ...
and intercity rail systems at
Union Station
A union station, union terminal, joint station, or joint-use station is a railway station at which the tracks and facilities are shared by two or more separate railway company, railway companies, allowing passengers to connect conveniently bet ...
.
DC Streetcar
On February 27, 2016, the first line of the DC Streetcar was opened between Union Station and Oklahoma Ave/Benning Rd, running for most of its length along
H Street. More lines are planned.
Commuter rail
MARC provides service from Union Station to
Baltimore
Baltimore is the most populous city in the U.S. state of Maryland. With a population of 585,708 at the 2020 census and estimated at 568,271 in 2024, it is the 30th-most populous U.S. city. The Baltimore metropolitan area is the 20th-large ...
and
Perryville with intermediate stops, on both the
Camden and
Penn Lines. MARC's
Brunswick Line provides service between
Martinsburg, West Virginia
Martinsburg is a city in Berkeley County, West Virginia, United States, and its county seat. The population was 18,773 at the 2020 United States census, 2020 census, making Martinsburg the largest city in the Eastern Panhandle of West Virginia a ...
, with intermediate stops, and Union Station. A new spur of the Brunswick line also goes to
Frederick, Maryland
Frederick is a city in, and the county seat of, Frederick County, Maryland, United States. Frederick's population was 78,171 people as of the 2020 United States census, 2020 census, making it the List of municipalities in Maryland, second-largest ...
. All three lines of Maryland's
MARC train system begin at Union Station in Washington where passengers can transfer to the Washington Metro's
Red Line. Connections can also be made at , , , , and stations.
Virginia Railway Express
Virginia Railway Express (VRE) is a commuter rail service that connects outlying small cities of Northern Virginia to Washington Union Station in Washington, D.C. It operates two lines which run during weekday rush hour only: the Fredericksbur ...
(VRE) commuter trains provide service from Union Station to
Fredericksburg and
Manassas, Virginia
Manassas (), formerly Manassas Junction, is an independent city (United States), independent city in the Commonwealth (U.S. state), Commonwealth of Virginia, United States. The population was 42,772 at the 2020 Census. It is the county seat of ...
, on its
Fredericksburg and
Manassas Lines, respectively. VRE trains also stop at several Metro stations, including , , , and .
Amtrak
Amtrak
The National Railroad Passenger Corporation, Trade name, doing business as Amtrak (; ), is the national Passenger train, passenger railroad company of the United States. It operates intercity rail service in 46 of the 48 contiguous United Stat ...
's ''
Acela Express
The ''Acela'' ( ; originally the ''Acela Express'' until September 2019) is Amtrak's flagship passenger train service along the Northeast Corridor (NEC) in the Northeastern megalopolis, Northeastern United States between Washington, D.C. and ...
'' and ''
Northeast Regional
The ''Northeast Regional'' is an intercity rail service operated by Amtrak in the Northeastern and Mid-Atlantic United States. In the past it has been known as the ''NortheastDirect'', ''Acela Regional'', or ''Regional''. It is Amtrak's busie ...
'' provide service on the high speed
Northeast Corridor
The Northeast Corridor (NEC) is an electrified railroad line in the Northeast megalopolis of the United States. Owned primarily by Amtrak, it runs from Boston in the north to Washington, D.C., in the south, with major stops in Providence, Rhod ...
from Washington's
Union Station
A union station, union terminal, joint station, or joint-use station is a railway station at which the tracks and facilities are shared by two or more separate railway company, railway companies, allowing passengers to connect conveniently bet ...
to
Baltimore
Baltimore is the most populous city in the U.S. state of Maryland. With a population of 585,708 at the 2020 census and estimated at 568,271 in 2024, it is the 30th-most populous U.S. city. The Baltimore metropolitan area is the 20th-large ...
,
Philadelphia
Philadelphia ( ), colloquially referred to as Philly, is the List of municipalities in Pennsylvania, most populous city in the U.S. state of Pennsylvania and the List of United States cities by population, sixth-most populous city in the Unit ...
,
New York City
New York, often called New York City (NYC), is the most populous city in the United States, located at the southern tip of New York State on one of the world's largest natural harbors. The city comprises five boroughs, each coextensive w ...
, and
Boston
Boston is the capital and most populous city in the Commonwealth (U.S. state), Commonwealth of Massachusetts in the United States. The city serves as the cultural and Financial centre, financial center of New England, a region of the Northeas ...
, as well as intermediate stops. In addition, the
''Vermonter'' provides service to
St. Albans, Vermont, via New York. The
''Palmetto'' provides service to
Georgia
Georgia most commonly refers to:
* Georgia (country), a country in the South Caucasus
* Georgia (U.S. state), a state in the southeastern United States
Georgia may also refer to:
People and fictional characters
* Georgia (name), a list of pe ...
, the
''Crescent'' provides service to
New Orleans
New Orleans (commonly known as NOLA or The Big Easy among other nicknames) is a Consolidated city-county, consolidated city-parish located along the Mississippi River in the U.S. state of Louisiana. With a population of 383,997 at the 2020 ...
, and Amtrak's ''
Silver Service
''Silver Service'' was a brand applied by Amtrak to its long-distance trains running along the United States East Coast between New York City and Miami, Florida. It comprised two trains – the and . Since November 2024, the ''Silver Star'' ...
'' trains provide service to Florida, all en route from New York. The
''Capitol Limited'' and
''Cardinal'', the latter using a much longer and more southerly route via West Virginia and Virginia, provide rail service between Washington, D.C., and
Chicago
Chicago is the List of municipalities in Illinois, most populous city in the U.S. state of Illinois and in the Midwestern United States. With a population of 2,746,388, as of the 2020 United States census, 2020 census, it is the List of Unite ...
. Amtrak's nonstop service ''
Auto Train
''Auto Train'' is an scheduled daily train service for passengers and their automobiles operated by Amtrak between Lorton, Virginia (near Washington, D.C.), and Sanford, Florida (near Orlando, Florida, Orlando). ''Auto Train'' is the only mot ...
'' to
Sanford, Florida
Sanford is a city and the county seat of Seminole County, Florida, United States. It is located in Central Florida and its population was 61,051 as of the 2020 census. It is part of the Orlando–Kissimmee–Sanford Metropolitan Statistical ...
, originates 30 minutes south of the city in
Lorton, Virginia. Connections to the Washington Metro are offered at in Washington, station in Prince George's County, in Montgomery County, and , adjacent to
Alexandria Union Station.
Bus
Metrobus

Metrobus is a bus service operated by Metro, consisting of 176 bus lines serving 12,301 stops, including 3,133 bus shelters and nearly every
Washington Metro
The Washington Metro, often abbreviated as the Metro and formally the Metrorail, is a rapid transit system serving the Washington metropolitan area of the United States. It is administered by the Washington Metropolitan Area Transit Authority ...
station. In fiscal year 2006, Metrobus provided 131 million trips, 39% of all Washington Metro trips.
[ ] It serves D.C. and the inner ring of suburban counties. Like the Washington Metrorail, the Metrobus is operated by WMATA and riders can pay with a
SmarTrip Card. Overall, there are 269 bus routes serving 11,129 stops and 2,554 bus shelters across the city and inner suburbs.
The Metrobus runs the
Richmond Highway Express, a
limited-stop
In public transit, particularly bus, tram, or train transportation, a limited-stop (or sometimes referred to as semi-fast) service is a trip pattern that stops less frequently than a local service. Many limited-stop or semi-fast services are a co ...
bus route between the
King Street–Old Town station of the
Yellow
Yellow is the color between green and orange on the spectrum of light. It is evoked by light with a dominant wavelength of roughly 575585 nm. It is a primary color in subtractive color systems, used in painting or color printing. In t ...
and
Blue
Blue is one of the three primary colours in the RYB color model, RYB colour model (traditional colour theory), as well as in the RGB color model, RGB (additive) colour model. It lies between Violet (color), violet and cyan on the optical spe ...
lines of the
Washington Metro
The Washington Metro, often abbreviated as the Metro and formally the Metrorail, is a rapid transit system serving the Washington metropolitan area of the United States. It is administered by the Washington Metropolitan Area Transit Authority ...
and
Fort Belvoir
Fort Belvoir ( ) is a United States Army installation and a census-designated place (CDP) in Fairfax County, Virginia, United States. It was developed on the site of the former Belvoir (plantation), Belvoir plantation, seat of the prominent Lord ...
. The route runs along
U.S. Route 1 in
Fairfax County, Virginia
Fairfax County, officially the County of Fairfax, is a County (United States), county in the Commonwealth (U.S. state), Commonwealth of Virginia. With a population of 1,150,309 as of the 2020 United States census, 2020 census, it is the most p ...
. Additionally, Metrobus runs the
Metroway bus rapid transit line in
Arlington, Virginia
Arlington County, or simply Arlington, is a County (United States), county in the U.S. state of Virginia. The county is located in Northern Virginia on the southwestern bank of the Potomac River directly across from Washington, D.C., the nati ...
, and
Alexandria, Virginia
Alexandria is an independent city (United States), independent city in Northern Virginia, United States. It lies on the western bank of the Potomac River approximately south of Washington, D.C., D.C. The city's population of 159,467 at the 2020 ...
.
DC Circulator

DC Circulator was a
downtown circulator bus system owned by the
District of Columbia Department of Transportation
The District Department of Transportation (DDOT, stylized as d.) is an agency of the government of the District of Columbia, in the United States, which manages and maintains publicly owned transportation infrastructure in the District of Colu ...
, with routes connecting points of interest in the city center. The DC Circulator used to include 139 stops across 6 lines (with a 7th coming seasonally). The DC Circulator used to cost $1.00 to ride, and took passengers through central Washington, especially along the tourist-dense locations of the
National Mall
The National Mall is a Landscape architecture, landscaped park near the Downtown, Washington, D.C., downtown area of Washington, D.C., the capital city of the United States. It contains and borders a number of museums of the Smithsonian Institu ...
and surrounding area.
Charter and commuter buses
Washington, D.C., has many charter and commuter buses.
Washington Union Station
Washington Union Station, known locally as Union Station, is a major train station, transportation hub, and leisure destination in Washington, D.C. Designed by Daniel Burnham and opened in 1907, it is Amtrak's second-busiest station and North ...
is a stop for many intercity and charter bus lines, including
Megabus,
Greyhound Lines
Greyhound Lines, Inc. is an American operator of Intercity bus service, intercity bus services. Greyhound operates the largest intercity bus network in the United States, and also operates charter and Amtrak Thruway services, as well as interci ...
,
OurBus, and
Peter Pan Bus Lines. A bus stop for
FlixBus
FlixBus (; styled FLiXBUS) is a German brand that offers low-cost Intercity bus service, intercity coach services in Europe, North America, South America and Asia. It is owned by , which also operates FlixTrain, FlixCar, , and Greyhound Lines. F ...
is near station and the
Capital One Arena.
MTA Maryland bus service also serves limited parts of Montgomery and Prince George's Counties in Maryland. Local transit services such as
Loudoun County Commuter Bus and private companies such as
Martz Group
Martz Group is a bus company headquartered in Wilkes-Barre, Pennsylvania, operating intercity commuter buses, charter buses, and tours. Martz is a part of the Trailways Transportation System, a network of approximately 70 independent bus compa ...
provide commuter bus service to Virginia.
The
Maryland Department of Transportation
The Maryland Department of Transportation (MDOT) is an organization comprising five business units and one Authority:
* Maryland Transportation Authority (Transportation Secretary serves as chairman of the Maryland Transportation Authority)
** ...
and several privately operated companies provide bus service during weekday rush hours between D.C. and more distant counties such as
Anne Arundel,
Calvert,
Charles
Charles is a masculine given name predominantly found in English language, English and French language, French speaking countries. It is from the French form ''Charles'' of the Proto-Germanic, Proto-Germanic name (in runic alphabet) or ''* ...
,
Frederick,
Howard
Howard is a masculine given name derived from the English surname Howard. ''The Oxford Dictionary of English Christian Names'' notes that "the use of this surname as a christian name is quite recent and there seems to be no particular reason for ...
, and
St. Mary's in Maryland; and
Fredericksburg,
Loudoun,
Prince William
William, Prince of Wales (William Arthur Philip Louis; born 21 June 1982), is the heir apparent to the British throne. He is the elder son of King Charles III and Diana, Princess of Wales.
William was born during the reign of his p ...
, and
Stafford
Stafford () is a market town and the county town of Staffordshire, England. It is located about south of Stoke-on-Trent, north of Wolverhampton, and northwest of Birmingham. The town had a population of 71,673 at the 2021–2022 United Kingd ...
in Virginia.
OurBus offers intercity bus service to New York City, Philadelphia, Allentown, Binghamton, and Ithaca from Union Station. The company also serves the DC suburbs including Tysons, Rockville, Bethesda, and Columbia with direct service to New York City.
Tripper Bus is a private commuter bus offering service from the Washington, D.C., suburbs of Arlington, Virginia and Bethesda, Maryland to and from New York City.
Vamoose Bus is a private bus line offering service from the Washington, D.C., suburbs of Lorton, Virginia, Arlington, Virginia and Bethesda, Maryland to and from New York City.
Washington Deluxe is an independent bus line offering express round trip service between New York and Washington, D.C. The Washington, D.C., bus stops include Dupont Circle and Columbus Circle. The New York City stops include Penn Station, Chinatown, and Brooklyn.
Higher education campuses in the area offer on-site and commuter transportation, such as the
University of Maryland
The University of Maryland, College Park (University of Maryland, UMD, or simply Maryland) is a public land-grant research university in College Park, Maryland, United States. Founded in 1856, UMD is the flagship institution of the Univ ...
's
Shuttle-UM.
Ally Charter Busis a private group transportation service that offers charter bus and minibus rentals in Washington, D.C., Virginia, Maryland and New York City.
Air

Washington, D.C., is served by three major
airports
An airport is an aerodrome with extended facilities, mostly for commercial air transport. They usually consist of a landing area, which comprises an aerially accessible open space including at least one operationally active surface such ...
: two are located in suburban
Virginia
Virginia, officially the Commonwealth of Virginia, is a U.S. state, state in the Southeastern United States, Southeastern and Mid-Atlantic (United States), Mid-Atlantic regions of the United States between the East Coast of the United States ...
and one in
Maryland
Maryland ( ) is a U.S. state, state in the Mid-Atlantic (United States), Mid-Atlantic region of the United States. It borders the states of Virginia to its south, West Virginia to its west, Pennsylvania to its north, and Delaware to its east ...
.
Ronald Reagan Washington National Airport
Ronald Reagan Washington National Airport is a public airport in Arlington County, Virginia, United States, from Washington, D.C. The closest airport to the nation's capital, it is one of two airports owned by the federal government and ope ...
is the closest—located in
Arlington County, Virginia
Arlington County, or simply Arlington, is a County (United States), county in the U.S. state of Virginia. The county is located in Northern Virginia on the southwestern bank of the Potomac River directly across from Washington, D.C., the nati ...
, just across the
Potomac River
The Potomac River () is in the Mid-Atlantic (United States), Mid-Atlantic region of the United States and flows from the Potomac Highlands in West Virginia to Chesapeake Bay in Maryland. It is long,U.S. Geological Survey. National Hydrography D ...
from
Hains Point, and accessible via Washington Metro. The airport is a hub for
American Airlines
American Airlines, Inc. is a major airlines of the United States, major airline in the United States headquartered in Fort Worth, Texas, within the Dallas–Fort Worth metroplex, and is the Largest airlines in the world, largest airline in the ...
and is conveniently located near the downtown area; however, it has somewhat restricted flights to airports within the United States because of noise and security concerns.
Most major international flights arrive and depart from
Washington Dulles International Airport , located west of the city in
Fairfax and
Loudoun counties in Virginia. Dulles is the second busiest international gateway on the
Eastern Seaboard. It is the Washington region's
second busiest airport in terms of passengers served. Dulles is a hub for
United Airlines
United Airlines, Inc. is a Major airlines of the United States, major airline in the United States headquartered in Chicago, Chicago, Illinois that operates an extensive domestic and international route network across the United States and six ...
and offers service from several low-cost carriers, the low-cost selection decreased greatly when
Independence Air (which was headquartered at Dulles) folded in January 2006.
Baltimore-Washington International Thurgood Marshall Airport , is located northeast of the city in
Anne Arundel County
Anne Arundel County (; ), also notated as AA or A.A. County, is located in the U.S. state of Maryland. As of the 2020 United States census, its population was 588,261, an increase of just under 10% since 2010. Its county seat is Annapolis, wh ...
, Maryland, south of Baltimore and is the
busiest airport in the
Baltimore-Washington Metropolitan Area. BWI is notable for its variety of
low-cost carrier
A low-cost carrier (LCC) or low-cost airline, also called a budget, or discount carrier or airline, is an airline that is operated with an emphasis on minimizing operating costs. It sacrifices certain traditional airline luxuries for cheaper fa ...
s, such as
Southwest Airlines
Southwest Airlines Co., or simply Southwest, is a Major airlines of the United States, major airline in the United States that formerly operated on a low-cost carrier model. It is headquartered in the Love Field, Dallas, Love Field neighborhood ...
, and its few international flights, on carriers such as
Air Canada
Air Canada is the flag carrier and the largest airline of Canada, by size and passengers carried. Air Canada is headquartered in the borough of Saint-Laurent in the city of Montreal. The airline, founded in 1937, provides scheduled and cha ...
and
British Airways
British Airways plc (BA) is the flag carrier of the United Kingdom. It is headquartered in London, England, near its main Airline hub, hub at Heathrow Airport.
The airline is the second largest UK-based carrier, based on fleet size and pass ...
.
Reagan National Airport and Dulles International Airport are operated by the
Metropolitan Washington Airports Authority.
General aviation is additionally available at several smaller airfields, including
Montgomery County Airpark (
Gaithersburg, Maryland
Gaithersburg ( ) is a city in Montgomery County, Maryland, United States. At the time of the 2020 United States census, Gaithersburg had a population of 69,657, making it the third-largest incorporated city and the ninth-most populous communit ...
),
College Park Airport (
College Park, Maryland),
Potomac Airfield (
Friendly CDP of
Prince George's County, Maryland
Prince George's County (often shortened to PG County or PG) is located in the U.S. state of Maryland bordering the eastern portion of Washington, D.C. As of the 2020 United States census, 2020 U.S. census, the population was 967,201, making it ...
), and
Manassas Regional Airport (
Manassas, Virginia
Manassas (), formerly Manassas Junction, is an independent city (United States), independent city in the Commonwealth (U.S. state), Commonwealth of Virginia, United States. The population was 42,772 at the 2020 Census. It is the county seat of ...
).
Since 2003, the general aviation airports closest to Washington, D.C., have had their access strictly limited by the implementation of the
Air Defense Identification Zone (ADIZ). The city itself has very severe flight restrictions, and all flights entering the air space around the city must receive special air traffic approval before doing so.
Airport transportation
Metro's
Blue
Blue is one of the three primary colours in the RYB color model, RYB colour model (traditional colour theory), as well as in the RGB color model, RGB (additive) colour model. It lies between Violet (color), violet and cyan on the optical spe ...
and
Yellow
Yellow is the color between green and orange on the spectrum of light. It is evoked by light with a dominant wavelength of roughly 575585 nm. It is a primary color in subtractive color systems, used in painting or color printing. In t ...
Lines serve
Ronald Reagan Washington National Airport
Ronald Reagan Washington National Airport is a public airport in Arlington County, Virginia, United States, from Washington, D.C. The closest airport to the nation's capital, it is one of two airports owned by the federal government and ope ...
.
Baltimore-Washington International Airport is served by rail from
Union Station
A union station, union terminal, joint station, or joint-use station is a railway station at which the tracks and facilities are shared by two or more separate railway company, railway companies, allowing passengers to connect conveniently bet ...
by MARC and Amtrak. The
Silver Line station at
Dulles International Airport
Washington Dulles International Airport ( ) – commonly known by its former name of Dulles International Airport, by its airport code of IAD, or simply as Dulles Airport – is an international airport in the Eastern United States, located w ...
opened in November 2022, connecting the Washington Metro system to the city's major international airport for the first time.
Dulles Airport uses an underground rail system, called
AeroTrain, to connect concourses B and C with the main terminal. There are plans to expand this service to other concourses in the future.
Bicycle and scooter

There is a network of
dedicated bicycle lanes around Washington, D.C., and there are 1,300 bicycle racks installed on sidewalks all over the city. An estimated 3.3% of the District's residents biked to work at least one day during 2010, and by 2008 the city had the sixth-highest percentage of bike commuters in the United States.
The city's primary
bicycle sharing system
A bicycle-sharing system, bike share program, public bicycle scheme, or public bike share (PBS) scheme, is a shared transport service where bicycles are available for shared use by individuals at low cost.
The programmes themselves include bo ...
is
Capital Bikeshare
Capital Bikeshare (also abbreviated CaBi) is a bicycle-sharing system that serves Washington, D.C., and certain counties of the Washington metropolitan area, larger metropolitan area. it had 700+ stations and more than 5,400 bicycles. The memb ...
, which began services in September 2010. Washington, D.C., formerly had the largest bike sharing service in the U.S. with 1,100 bicycles and 110 rental locations (New York City's
CitiBike program is now larger). The city began a dockless bikeshare pilot program in fall 2017, and more recently introduced dockless electric scooters.
The Washington Area Bicyclist Association (WABA) provides advice and information to bicycle commuters, as well as lobbying for better cycling conditions.
See also
*
List of heliports in Washington, D.C.
*
Plug-in electric vehicles in Washington, D.C.
*
Transportation in Northern Virginia
*
Transportation in Maryland
References
{{U.S. political divisions transportation
Washington, D.C.
Washington, D.C., formally the District of Columbia and commonly known as Washington or D.C., is the capital city and federal district of the United States. The city is on the Potomac River, across from Virginia, and shares land borders with ...