New York State Route 9A
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New York State Route 9A (NY 9A) is a
state highway A state highway, state road, or state route (and the equivalent provincial highway, provincial road, or provincial route) is usually a road that is either ''numbered'' or ''maintained'' by a sub-national state or province. A road numbered by a ...
in the vicinity of
New York City New York, often called New York City or NYC, is the List of United States cities by population, most populous city in the United States. With a 2020 population of 8,804,190 distributed over , New York City is also the L ...
in the United States. Its southern terminus is at Battery Place near the northern end of the
Brooklyn–Battery Tunnel The Brooklyn–Battery Tunnel, officially the Hugh L. Carey Tunnel and commonly referred to as the Battery Tunnel or Battery Park Tunnel, is a tolled tunnel in New York City that connects Red Hook in Brooklyn with the Battery in Manhatta ...
in New York City, where it intersects with both the unsigned Interstate 478 (I-478) and
FDR Drive The Franklin D. Roosevelt East River Drive, commonly called the FDR Drive for short, is a limited-access parkway on the east side of the New York City borough of Manhattan. It starts near South and Broad Streets, just north of the Battery Park ...
. The northern terminus of NY 9A is at U.S. Route 9 (US 9) in
Peekskill Peekskill is a city in northwestern Westchester County, New York, United States, from New York City. Established as a village in 1816, it was incorporated as a city in 1940. It lies on a bay along the east side of the Hudson River, across fr ...
. It is predominantly an alternate route of US 9 between New York City and Peekskill; however, in New York City, it is a major route of its own as it runs along the
West Side Highway The Joe DiMaggio Highway, commonly called the West Side Highway and formerly the Miller Highway, is a mostly surface section of New York State Route 9A (NY 9A), running from West 72nd Street along the Hudson River to the southern t ...
and
Henry Hudson Parkway The Henry Hudson Parkway is a parkway in New York City. The southern terminus is in Manhattan at 72nd Street, where the parkway continues south as the West Side Highway. It is often erroneously referred to as the West Side Highway throughout it ...
. It is also one of only two signed New York State routes in
Manhattan Manhattan (), known regionally as the City, is the most densely populated and geographically smallest of the five boroughs of New York City. The borough is also coextensive with New York County, one of the original counties of the U.S. state ...
(the other is NY 25). In northern
Westchester County Westchester County is located in the U.S. state of New York. It is the seventh most populous county in the State of New York and the most populous north of New York City. According to the 2020 United States Census, the county had a population o ...
, NY 9A follows the Briarcliff–Peekskill Parkway. The origins of NY 9A date back to the 1920s when an alternate route of then- NY 6 from
Yonkers Yonkers () is a city in Westchester County, New York, United States. Developed along the Hudson River, it is the third most populous city in the state of New York, after New York City and Buffalo. The population of Yonkers was 211,569 as enu ...
to
Tarrytown Tarrytown is a village in the town of Greenburgh in Westchester County, New York. It is located on the eastern bank of the Hudson River, approximately north of Midtown Manhattan in New York City, and is served by a stop on the Metro-North Hu ...
was designated as NY 6A. NY 6 was redesignated as US 9 in 1927; however, NY 6A was not renumbered to NY 9A until the 1930 renumbering of state highways in New York. NY 9A was extended south into New York City in 1934 and north to Ossining in the late 1930s. In 1933, the Briarcliff–Peekskill Parkway opened as NY 404. All of NY 404 was incorporated into an extended NY 9A on January 1, 1949. NY 9A was extended northward to Peekskill in 1967 following the completion of the
Croton Expressway U.S. Route 9 (US 9) is a part of the U.S. Highway System that runs from Laurel, Delaware, to Champlain, New York. In New York, US 9 extends from the George Washington Bridge in Manhattan to an interchange with Interstate 87 ...
and southward to the Brooklyn–Battery Tunnel in the mid-1990s.


Route description

NY 9A begins in
Lower Manhattan Lower Manhattan (also known as Downtown Manhattan or Downtown New York) is the southernmost part of Manhattan, the central borough for business, culture, and government in New York City, which is the most populated city in the United States with ...
at Battery Place near the north end of the Brooklyn–Battery Tunnel (unsigned I-478) and heads north on the surface
West Side Highway The Joe DiMaggio Highway, commonly called the West Side Highway and formerly the Miller Highway, is a mostly surface section of New York State Route 9A (NY 9A), running from West 72nd Street along the Hudson River to the southern t ...
and
Henry Hudson Parkway The Henry Hudson Parkway is a parkway in New York City. The southern terminus is in Manhattan at 72nd Street, where the parkway continues south as the West Side Highway. It is often erroneously referred to as the West Side Highway throughout it ...
, crossing US 9 for the first time at the east end of the
George Washington Bridge The George Washington Bridge is a double-decked suspension bridge spanning the Hudson River, connecting Fort Lee, New Jersey, with Manhattan in New York City. The bridge is named after George Washington, the first president of the United St ...
. After crossing into
the Bronx The Bronx () is a borough of New York City, coextensive with Bronx County, in the state of New York. It is south of Westchester County; north and east of the New York City borough of Manhattan, across the Harlem River; and north of the New Y ...
via the
Triborough Bridge and Tunnel Authority The Triborough Bridge and Tunnel Authority (TBTA), doing business as MTA Bridges and Tunnels, is an affiliate agency of the Metropolitan Transportation Authority that operates seven toll bridges and two tunnels in New York City. In terms of traf ...
-owned
Henry Hudson Bridge The Henry Hudson Bridge is a steel arch toll bridge in New York City across the Spuyten Duyvil Creek. It connects Spuyten Duyvil in the Bronx with Inwood in Manhattan to the south, via the Henry Hudson Parkway (NY 9A). On the Manhattan side, t ...
, NY 9A proceeds to leave the parkway at exit 23, joining US 9 on Broadway. The portions of NY 9A between Lower Manhattan and 72nd Street, and from 125th Street to the New York City line (with the exception of the Henry Hudson Bridge) are owned by the
New York State Department of Transportation The New York State Department of Transportation (NYSDOT) is the department of the New York state government responsible for the development and operation of highways, railroads, mass transit systems, ports, waterways and aviation facilities in ...
, the portion between 72nd and 125th Streets is owned by the
New York City Department of Parks & Recreation The New York City Department of Parks and Recreation, also called the Parks Department or NYC Parks, is the department of the government of New York City responsible for maintaining the city's parks system, preserving and maintaining the ecolog ...
and the entire highway within city limits is maintained on a daily basis by the
New York City Department of Transportation The New York City Department of Transportation (NYCDOT) is the agency of the government of New York City responsible for the management of much of New York City's transportation infrastructure. Ydanis Rodriguez is the Commissioner of the Departm ...
. The concurrency between US 9 and NY 9A runs for within the city of
Yonkers Yonkers () is a city in Westchester County, New York, United States. Developed along the Hudson River, it is the third most populous city in the state of New York, after New York City and Buffalo. The population of Yonkers was 211,569 as enu ...
. All of NY 9A within Yonkers is maintained by the city. NY 9A separates from US 9 along Ashburton Avenue and heads north as Saw Mill River Road. It parallels the
Saw Mill River Parkway The Saw Mill River Parkway (also known as the Saw Mill Parkway or the Saw Mill) is a north–south parkway that extends for through Westchester County, New York, in the United States. It begins at the border between Westchester County and the Bro ...
through Ardsley and
Elmsford Elmsford is a village in Westchester County, New York, United States. It is part of the New York metropolitan area. Roughly one mile square, the village is fully contained within the borders of the town of Greenburgh. As of the 2010 census, th ...
, to the west side of
Hawthorne Hawthorne often refers to the American writer Nathaniel Hawthorne. Hawthorne may also refer to: Places Australia *Hawthorne, Queensland, a suburb of Brisbane Canada * Hawthorne Village, Ontario, a suburb of Milton, Ontario United States * Hawt ...
. The route meets the southbound
New York State Thruway {{Infobox road , state = NY , type = NYST , alternate_name = Governor Thomas E. Dewey Thruway , maint = NYSTA , map = {{maplink, frame=yes, plain=yes, frame-align=center, frame-width=290, type=line, stroke-width=2, type2=line, from2=New Yor ...
(
I-87 Interstate 87 may refer to either of two unconnected Interstate Highways in the United States: * Interstate 87 (New York), a highway running from New York City north to the Canadian border in Champlain, New York. * Interstate 87 (North Carolina) ...
) at a partial interchange and later meets I-287 (the Cross-Westchester Expressway) at a full interchange that provides a route to the northbound Thruway (I-87). NY 100 merges with NY 9A to form a concurrency carrying the names Saw Mill River Road and Briarcliff–Peekskill Parkway, parallel to the
Taconic State Parkway The Taconic State Parkway (often called the Taconic or the TSP and known administratively as New York State Route 987G or NY 987G) is a Parkways in New York State, parkway between Kensico Dam and Chatham (town), New York, Chatham, the ...
. NY 9A exits off this highway along the Briarcliff–Peekskill Parkway, while NY 100 continues straight as Saw Mill River Road. NY 9A merges to form a brief concurrency with US 9 as the Croton Expressway in Ossining just south of the Croton River. The second concurrency between US 9 and NY 9A runs for 1.10 miles, with NY 9A leaving the Croton Expressway at NY 129 in
Croton-on-Hudson Croton-on-Hudson is a administrative divisions of New York#Village, village in Westchester County, New York, Westchester County, New York (state), New York, United States. The population was 8,327 at the 2020 United States census over 8,070 at the ...
. The highway heads north along Riverside Avenue and eventually joins old
Albany Post Road The Albany Post Road was a post road – a road used for mail delivery – in the U.S. state of New York. It connected New York City and Albany along the east side of the Hudson River, a service now performed by U.S. Route 9 (US 9). H ...
. After crossing US 9 once more in Cortlandt, NY 9A ends at the Welcher Avenue interchange in southern
Peekskill Peekskill is a city in northwestern Westchester County, New York, United States, from New York City. Established as a village in 1816, it was incorporated as a city in 1940. It lies on a bay along the east side of the Hudson River, across fr ...
.


History


Origins

Prior to the establishment of the
U.S. Highway System The United States Numbered Highway System (often called U.S. Routes or U.S. Highways) is an integrated network of roads and highways numbered within a nationwide grid in the contiguous United States. As the designation and numbering of these h ...
, US 9 was designated as NY 6. An alternate route from
Yonkers Yonkers () is a city in Westchester County, New York, United States. Developed along the Hudson River, it is the third most populous city in the state of New York, after New York City and Buffalo. The population of Yonkers was 211,569 as enu ...
to
Tarrytown Tarrytown is a village in the town of Greenburgh in Westchester County, New York. It is located on the eastern bank of the Hudson River, approximately north of Midtown Manhattan in New York City, and is served by a stop on the Metro-North Hu ...
was assigned the NY 6A designation by 1926. This ran along the present alignment of NY 9A from Yonkers to north of
Elmsford Elmsford is a village in Westchester County, New York, United States. It is part of the New York metropolitan area. Roughly one mile square, the village is fully contained within the borders of the town of Greenburgh. As of the 2010 census, th ...
, where it turned west on Old Saw Mill River Road, Neperan Road, County House Road and Bedford Road to end at NY 6 in Tarrytown. NY 6 was redesignated as US 9 when U.S. Highways were first posted in New York in 1927; however, NY 6A was not renumbered at this time. It was finally renumbered to NY 9A as part of the 1930 renumbering of state highways in New York.''Automobile Legal Association (ALA) Automobile Green Book'', 1930–31 and 1931–32 editions, (Scarborough Motor Guide Co., Boston, 1930 and 1931). The 1930–31 edition shows New York state routes prior to the 1930 renumbering
New York City New York, often called New York City or NYC, is the List of United States cities by population, most populous city in the United States. With a 2020 population of 8,804,190 distributed over , New York City is also the L ...
initially did not mark numbered routes within its limits. In 1932, the
New York Automobile Club New is an adjective referring to something recently made, discovered, or created. New or NEW may refer to: Music * New, singer of K-pop group The Boyz Albums and EPs * ''New'' (album), by Paul McCartney, 2013 * ''New'' (EP), by Regurgitator ...
drafted a plan establishing alignments for several routes through the city. In this plan, NY 9A went south through
the Bronx The Bronx () is a borough of New York City, coextensive with Bronx County, in the state of New York. It is south of Westchester County; north and east of the New York City borough of Manhattan, across the Harlem River; and north of the New Y ...
and into
Manhattan Manhattan (), known regionally as the City, is the most densely populated and geographically smallest of the five boroughs of New York City. The borough is also coextensive with New York County, one of the original counties of the U.S. state ...
on
Broadway Broadway may refer to: Theatre * Broadway Theatre (disambiguation) * Broadway theatre, theatrical productions in professional theatres near Broadway, Manhattan, New York City, U.S. ** Broadway (Manhattan), the street **Broadway Theatre (53rd Stree ...
while US 9 used Riverdale Avenue north of 230th Street. As a result, the two routes would have had a short concurrency across
Spuyten Duyvil Creek Spuyten Duyvil Creek () is a short tidal estuary in New York City connecting the Hudson River to the Harlem River Ship Canal and then on to the Harlem River. The confluence of the three water bodies separate the island of Manhattan from th ...
. NY 9A would have split to the south on Tenth Avenue at 218th Street in order to join the
Harlem River Drive The Harlem River Drive is a 4.20-mile (6.76 km) long north–south limited-access parkway in the New York City borough of Manhattan. It runs along the west bank of the Harlem River from the Triborough Bridge in East Harlem to 10th Avenue i ...
via Nagle Avenue and
Dyckman Street Dyckman Street ( ), occasionally called West 200th Street, is a street in the Inwood neighborhood of Manhattan, New York City. It is commonly considered to be a crosstown street because it runs from the Hudson River to the Harlem River and inter ...
. From there it would head west on 155th Street to Amsterdam Avenue, where it would head south to 79th Street, heading west there to rejoin US 9 at Riverside Drive. US 9 would have continued south through
lower Manhattan Lower Manhattan (also known as Downtown Manhattan or Downtown New York) is the southernmost part of Manhattan, the central borough for business, culture, and government in New York City, which is the most populated city in the United States with ...
to
Staten Island Staten Island ( ) is a borough of New York City, coextensive with Richmond County, in the U.S. state of New York. Located in the city's southwest portion, the borough is separated from New Jersey by the Arthur Kill and the Kill Van Kull an ...
via the
Staten Island Ferry The Staten Island Ferry is a passenger ferry route operated by the New York City Department of Transportation. The ferry's single route runs through New York Harbor between the New York City boroughs of Manhattan and Staten Island, with ferry ...
; however, it is unclear whether NY 9A would have continued south with US 9 to lower Manhattan. The New York Automobile Club released another plan in 1933. This plan made no changes to NY 9A; however, US 9 was changed to use Broadway all the way through the Bronx and to travel to
New Jersey New Jersey is a state in the Mid-Atlantic and Northeastern regions of the United States. It is bordered on the north and east by the state of New York; on the east, southeast, and south by the Atlantic Ocean; on the west by the Delaware ...
by way of the
Holland Tunnel The Holland Tunnel is a vehicular tunnel under the Hudson River that connects the New York City neighborhood of Hudson Square in Lower Manhattan to the east with Jersey City in New Jersey to the west. The tunnel is operated by the Port Author ...
. In the final plan implemented in mid-December 1934, no route was assigned to the Harlem River Drive–Amsterdam Avenue corridor. Instead, NY 9A used what had been planned as US 9, splitting at
Broadway Broadway may refer to: Theatre * Broadway Theatre (disambiguation) * Broadway theatre, theatrical productions in professional theatres near Broadway, Manhattan, New York City, U.S. ** Broadway (Manhattan), the street **Broadway Theatre (53rd Stree ...
and
Dyckman Street Dyckman Street ( ), occasionally called West 200th Street, is a street in the Inwood neighborhood of Manhattan, New York City. It is commonly considered to be a crosstown street because it runs from the Hudson River to the Harlem River and inter ...
. NY 9A ran south along the west side of Manhattan on Riverside Drive and the
West Side Elevated Highway The West Side Elevated Highway (West Side Highway or Miller Highway, named for Julius Miller, Manhattan borough president from 1922 to 1930) was an elevated section of New York State Route 9A (NY 9A) running along the Hudson River in the New ...
(detouring around an unfinished section via 57th Street, Eleventh Avenue and 48th Street) to end at the entrance and exit plazas of the Holland Tunnel. US 9 was shifted northward to enter New Jersey via the
George Washington Bridge The George Washington Bridge is a double-decked suspension bridge spanning the Hudson River, connecting Fort Lee, New Jersey, with Manhattan in New York City. The bridge is named after George Washington, the first president of the United St ...
.


Westchester County

In
Westchester County Westchester County is located in the U.S. state of New York. It is the seventh most populous county in the State of New York and the most populous north of New York City. According to the 2020 United States Census, the county had a population o ...
, Saw Mill River Road originally followed the
Saw Mill River Parkway The Saw Mill River Parkway (also known as the Saw Mill Parkway or the Saw Mill) is a north–south parkway that extends for through Westchester County, New York, in the United States. It begins at the border between Westchester County and the Bro ...
corridor from Eastview to
Hawthorne Hawthorne often refers to the American writer Nathaniel Hawthorne. Hawthorne may also refer to: Places Australia *Hawthorne, Queensland, a suburb of Brisbane Canada * Hawthorne Village, Ontario, a suburb of Milton, Ontario United States * Hawt ...
. This section of Saw Mill River Road gained a number , becoming part of NY 142, a route that began at NY 100 on the GreenburghMount Pleasant town line and followed Grasslands Road, NY 9A, and Saw Mill River Road north to Hawthorne, where it rejoined NY 100. The route went unchanged until it was removed . Its former routing was split into two routes—an extended NY 141 north of NY 9A and the new NY 100C along Grasslands Road—by 1940. NY 9A was extended northward from Tarrytown to Archville, a small
hamlet ''The Tragedy of Hamlet, Prince of Denmark'', often shortened to ''Hamlet'' (), is a tragedy written by William Shakespeare sometime between 1599 and 1601. It is Shakespeare's longest play, with 29,551 words. Set in Denmark, the play depicts ...
midway between Tarrytown and Ossining, by way of Sleepy Hollow Road. Farther north, a new highway was built around Ossining from Saw Mill River Road (NY 100) in
Briarcliff Manor Briarcliff Manor () is a suburban village in Westchester County, New York, north of New York City. It is on of land on the east bank of the Hudson River, geographically shared by the towns of Mount Pleasant and Ossining. Briarcliff Manor inc ...
to US 9 north of Ossining. The highway, known as the Briarcliff–Peekskill Parkway, was completed and initially designated as NY 404. On January 1, 1949, NY 9A was altered to continue north along a slightly realigned Saw Mill River Road from NY 100C near
Elmsford Elmsford is a village in Westchester County, New York, United States. It is part of the New York metropolitan area. Roughly one mile square, the village is fully contained within the borders of the town of Greenburgh. As of the 2010 census, th ...
to the south end of the Briarcliff–Peekskill Parkway in Briarcliff Manor. At this point, NY 9A left Saw Mill River Road and followed the parkway to its end at US 9, supplanting NY 404. The realignment created a overlap between NY 9A and NY 100 from Hawthorne to Briarcliff Manor and resulted in the truncation of NY 141 back to its previous terminus in Hawthorne. Construction on the
Croton Expressway U.S. Route 9 (US 9) is a part of the U.S. Highway System that runs from Laurel, Delaware, to Champlain, New York. In New York, US 9 extends from the George Washington Bridge in Manhattan to an interchange with Interstate 87 ...
, the only piece of the failed
Hudson River Expressway Interstate 487 (I-487) was a proposed intrastate Interstate Highway in the Hudson Valley region of New York in the United States. At its greatest extent, the highway, known as the Hudson River Expressway (HRE), was to run for on the east s ...
project that was ever built, began in the mid-1960s. It became part of a realigned US 9 when it was completed by 1967. The former surface routing of US 9 along
Albany Post Road The Albany Post Road was a post road – a road used for mail delivery – in the U.S. state of New York. It connected New York City and Albany along the east side of the Hudson River, a service now performed by U.S. Route 9 (US 9). H ...
between
Croton-on-Hudson Croton-on-Hudson is a administrative divisions of New York#Village, village in Westchester County, New York, Westchester County, New York (state), New York, United States. The population was 8,327 at the 2020 United States census over 8,070 at the ...
and Buchanan became a northward extension of NY 9A, which reached the old alignment by way of an overlap with US 9 from the north end of the Briarcliff–Peekskill Parkway to Croton-on-Hudson.


New York City

As the
Henry Hudson Parkway The Henry Hudson Parkway is a parkway in New York City. The southern terminus is in Manhattan at 72nd Street, where the parkway continues south as the West Side Highway. It is often erroneously referred to as the West Side Highway throughout it ...
replaced Riverside Drive in the mid-1930s, NY 9A was moved onto it, eventually using the new parkway to where it crossed US 9 (Broadway) in the Bronx. Here, NY 9A exited the parkway and ran
concurrent Concurrent means happening at the same time. Concurrency, concurrent, or concurrence may refer to: Law * Concurrence, in jurisprudence, the need to prove both ''actus reus'' and ''mens rea'' * Concurring opinion (also called a "concurrence"), a ...
with US 9 to the split in
Yonkers Yonkers () is a city in Westchester County, New York, United States. Developed along the Hudson River, it is the third most populous city in the state of New York, after New York City and Buffalo. The population of Yonkers was 211,569 as enu ...
. The
Brooklyn–Battery Tunnel The Brooklyn–Battery Tunnel, officially the Hugh L. Carey Tunnel and commonly referred to as the Battery Tunnel or Battery Park Tunnel, is a tolled tunnel in New York City that connects Red Hook in Brooklyn with the Battery in Manhatta ...
connecting Manhattan's
Battery Park The Battery, formerly known as Battery Park, is a public park located at the southern tip of Manhattan Island in New York City facing New York Harbor. It is bounded by Battery Place on the north, State Street on the east, New York Harbor to ...
to
Brooklyn Brooklyn () is a borough of New York City, coextensive with Kings County, in the U.S. state of New York. Kings County is the most populous county in the State of New York, and the second-most densely populated county in the United States, be ...
was completed in 1950. By 1960, an extension of the West Side Elevated Highway south to the Manhattan tunnel portal became part of NY 27A, which had ended in Brooklyn prior to the construction of the tunnel. On January 1, 1970, NY 27A was truncated on its western end to eastern Nassau County while NY 27 was extended northward over NY 27A's former routing through the Battery Tunnel and the West Side Elevated Highway. However, by 1973, NY 27 had been cut back to its interchange with the
Gowanus Expressway Interstate 278 (I-278) is an auxiliary Interstate Highway in New Jersey and New York in the United States. The road runs from US Route 1/9 (US 1/9) in Linden, New Jersey, northeast to the Bruckner Interchange in the New York ...
in Brooklyn while unsigned I-478 was assigned to both the Battery Tunnel and all of the West Side Elevated Highway south of the
Lincoln Tunnel The Lincoln Tunnel is an approximately tunnel under the Hudson River, connecting Weehawken, New Jersey, to the west with Midtown Manhattan in New York City to the east. It carries New Jersey Route 495 on the New Jersey side and unsigned New Y ...
. NY 9A was cut back to the Lincoln Tunnel as a result. The extension of I-478 into Manhattan was eliminated following the collapse of part of the Elevated Highway in 1973, an event which led to the demolition of the highway south of 59th Street. Demolition was completed in 1989. NY 9A was shifted onto 12th Avenue, one of the surface streets that the Elevated Highway had run atop of, but was otherwise unaffected as the route's south end was initially kept at the Lincoln Tunnel. In the mid-1990s, NY 9A was extended south to the Battery Tunnel by way of 12th Avenue and two other streets the Elevated Highway had previously run atop of,
West Street The Joe DiMaggio Highway, commonly called the West Side Highway and formerly the Miller Highway, is a mostly surface section of New York State Route 9A (NY 9A), running from West 72nd Street along the Hudson River to the southern t ...
and 11th Avenue. Construction began in early 1996 on a project to convert the section of NY 9A south of 59th Street into the
West Side Highway The Joe DiMaggio Highway, commonly called the West Side Highway and formerly the Miller Highway, is a mostly surface section of New York State Route 9A (NY 9A), running from West 72nd Street along the Hudson River to the southern t ...
, a six-lane
urban boulevard A boulevard is a type of broad avenue planted with rows of trees, or in parts of North America, any urban highway. Boulevards were originally circumferential roads following the line of former city walls. In American usage, boulevards may ...
with a parkway-style median and decorative lightposts. The first of the project's seven segments—between Clarkson and Horatio streets in the
Greenwich Village Greenwich Village ( , , ) is a neighborhood on the west side of Lower Manhattan in New York City, bounded by 14th Street to the north, Broadway to the east, Houston Street to the south, and the Hudson River to the west. Greenwich Village ...
neighborhood—was completed in 1998. Completion of the project was originally set for October 2001; however, it was delayed for years due to damage caused by the
September 11 attacks The September 11 attacks, commonly known as 9/11, were four coordinated suicide terrorist attacks carried out by al-Qaeda against the United States on Tuesday, September 11, 2001. That morning, nineteen terrorists hijacked four commercia ...
. It was finished by 2014.


Major intersections

All exits on the Briarcliff–Peekskill Parkway and Croton Expressway are unnumbered.


See also

* * * * *
New Jersey Route 139 Route 139 is a state highway in Jersey City, New Jersey in the United States that heads east from the Pulaski Skyway over Tonnele Circle to the state line with New Jersey and New York in the Holland Tunnel, which is under the Hudson River, to New ...
, which continued NY 9A back to
US 9 U.S. Route 9 (US 9) is a north–south United States highway in the states of Delaware, New Jersey, and New York in the Northeastern United States. It is one of only two U.S. Highways with a ferry connection (the Cape May–Lewes Ferry, betwe ...
in
Jersey City Jersey City is the second-most populous city in the U.S. state of New Jersey, after Newark.NYCRoads: Briarcliff–Peekskill Parkway
– includes formerly proposed extension off NY 9A

{{DEFAULTSORT:New York State Route 009a 009A U.S. Route 9 Transportation in Manhattan Transportation in the Bronx Transportation in Westchester County, New York West Side Highway