McNair is a

census-designated place A census-designated place (CDP) is a Place (United States Census Bureau), concentration of population defined by the United States Census Bureau for statistical purposes only. CDPs have been used in each decennial census since 1980 as the counte ...

located in the Oak Hill section of

Fairfax County Fairfax County, officially the County of Fairfax, is a county in the Commonwealth of Virginia. With a population of 1,150,309 as of the 2020 census, it is the most populous county in Virginia, the most populous jurisdiction in the Washington ...

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 ...

, United States. It is directly to the east of

Washington 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 ...

. The population as of the 2020 census was 21,598. Much of the population resides in the McNair Farms

planned community A planned community, planned city, planned town, or planned settlement is any community that was carefully planned from its inception and is typically constructed on previously undeveloped land. This contrasts with settlements that evolve ...

. The community has a school called McNair Elementary. McNair is also home to the Dulles Corner Business Park, home to the headquarters of

Airbus Group, Inc. Airbus Group, Inc. (formerly EADS North America) represents the North American activities of European multinational aerospace company Airbus. Headquartered in Herndon, Virginia, this American arm of the company participates in U.S. Department ...

and Northrop Grumman Technical Services.

Demographics

McNair was first listed as a

census designated place A census-designated place (CDP) is a Place (United States Census Bureau), concentration of population defined by the United States Census Bureau for statistical purposes only. CDPs have been used in each decennial census since 1980 as the counte ...

in the 2010 U.S. Census.

2020 Census

As of the 2020 census (some information from the 2022 American Community Survey) there were 21,598 people, 9,673 housing units and 8,759 households residing in the CDP. The

population density Population density (in agriculture: Standing stock (disambiguation), standing stock or plant density) is a measurement of population per unit land area. It is mostly applied to humans, but sometimes to other living organisms too. It is a key geog ...

was 10,484.5 inhabitants per square mile (4,082.8/km²). The average housing unit density was 4,695.5 per square mile (1,828.5km²). The racial makeup of the CDP was 25.21%

White White is the lightest color and is achromatic (having no chroma). It is the color of objects such as snow, chalk, and milk, and is the opposite of black. White objects fully (or almost fully) reflect and scatter all the visible wa ...

, 17.04%

African American African Americans, also known as Black Americans and formerly also called Afro-Americans, are an Race and ethnicity in the United States, American racial and ethnic group that consists of Americans who have total or partial ancestry from an ...

, 0.40% Native American, 44.07% Asian, 0.03%

Pacific Islander Pacific Islanders, Pasifika, Pasefika, Pacificans, or rarely Pacificers are the peoples of the list of islands in the Pacific Ocean, Pacific Islands. As an ethnic group, ethnic/race (human categorization), racial term, it is used to describe th ...

, 5.29% from other races, and 6.96% from two or more races.

Hispanic The term Hispanic () are people, Spanish culture, cultures, or countries related to Spain, the Spanish language, or broadly. In some contexts, Hispanic and Latino Americans, especially within the United States, "Hispanic" is used as an Ethnici ...

or Latino of any race was 14.44% of the population. Of the total households, 44.6% were married couples, 25.7% were a male householder with no spouse but a family, and 20.5% were a female householder with no spouse but a family. The average family household had 3.30 people. The median age was 30.9, 21.1% of people were under the age of 18, and 3.7% were 65 years of age or older. Of the residents, 2.8% had Italian ancestry, 56.9% spoke a language other than

English English usually refers to: * English language * English people English may also refer to: Culture, language and peoples * ''English'', an adjective for something of, from, or related to England * ''English'', an Amish ter ...

at home, and 43.6% were born outside the United States, 30.1% of whom were naturalized citizens. The median income for a household in the CDP was $115,696, and the median income for a family was $119,628. 5.3% of the population were

military veterans A veteran () is a person who has significant experience (and is usually adept and esteemed) and expertise in an occupation or field. A military veteran is a person who is no longer serving in the armed forces. A topic of interest for resea ...

, and 42.2% had a

Bachelor's degree A bachelor's degree (from Medieval Latin ''baccalaureus'') or baccalaureate (from Modern Latin ''baccalaureatus'') is an undergraduate degree awarded by colleges and universities upon completion of a course of study lasting three to six years ...

or higher. In the CDP 6.8% of the population was below the

poverty line The poverty threshold, poverty limit, poverty line, or breadline is the minimum level of income deemed adequate in a particular country. The poverty line is usually calculated by estimating the total cost of one year's worth of necessities for ...

, including 10.7% of those under age 18 and 4.1% of those age 65 or over, with 13.2% of the population without

health insurance Health insurance or medical insurance (also known as medical aid in South Africa) is a type of insurance that covers the whole or a part of the risk of a person incurring medical expenses. As with other types of insurance, risk is shared among ma ...

2010 Census

The population as of the 2010 census was 17,513.

Geography

The CDP is in northwestern Fairfax County, bordered to the northeast by the town of Herndon, to the east by

Reston Reston may refer to: Places *Reston, Florida, an unincorporated community in Florida, United States *Reston, Lincolnshire, a parish in England *Reston, Manitoba, a small community in southwestern Manitoba, Canada *Reston Scar, a fell in Cumbria, En ...

, to the south by Floris, and to the northwest by

Loudoun County Loudoun County () is in the northern part of the Virginia, 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, Virgi ...

. The

Dulles Toll Road State Route 267 (SR 267) is an expressway in the US state of Virginia. It consists of two end-to-end toll roads – the Dulles Toll Road and Dulles Greenway – as well as the non-tolled Dulles Access Road, which lies in the median o ...

(Virginia State Route 267) forms the northern edge of the CDP, and

Virginia State Route 28 State Route 28 (SR 28) is a primary state highway in the U.S. state of Virginia that traverses the counties of Loudoun, Fairfax, Prince William, and Fauquier. The route is a major artery in the Northern Virginia region, serving as an importan ...

(Sully Road) forms part of the western border. Via the Dulles Toll Road and

Interstate 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 ...

it is east to downtown

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 ...

According to the

U.S. Census Bureau The United States Census Bureau, officially the Bureau of the Census, is a principal agency of the U.S. federal statistical system, responsible for producing data about the American people and economy. The U.S. Census Bureau is part of the U ...

, the McNair CDP has a total area of , of which , or 0.85%, is water.

References

Census-designated places in Fairfax County, Virginia Washington metropolitan area Census-designated places in Virginia {{FairfaxCountyVA-geo-stub