U.S. Route 9 in New York - Suffixed Routes

Suffixed Routes

US 9 has had 19 suffixed routes bearing 17 different designations. Most are still in place; however, nine have been removed or renumbered. All of the routes were assigned as part of the 1930 renumbering of state highways in New York unless otherwise noted.

• NY 9A (47.25 miles or 76.04 kilometres) is an alternate route of US 9 through Manhattan and Westchester County.
• NY 9B (5.97 miles or 9.61 kilometres) is a spur in Clinton County linking US 9 in Chazy to US 11 in Rouses Point. It was assigned in the mid-1940s.
• The NY 9C designation has been used for two distinct highways:
  • The first NY 9C was an alternate route assigned to what is now US 9 between Albany and Round Lake in the 1920s. It became part of US 9 in the 1930 renumbering.
  • The second NY 9C was an alternate route of US 9 between Croton-on-Hudson and Peekskill, utilizing Mount Airy Road and Washington Street. The designation was eliminated in the early 1930s.
• NY 9D (25.21 miles or 40.57 kilometres) is an alternate route of US 9 between the Bear Mountain Bridge and Wappingers Falls.
• NY 9E was a spur linking US 9 to NY 376 (near the Dutchess County Airport) in the vicinity of Wappingers Falls, Dutchess County. It was assigned c. 1933 and removed c. 1939. The route, named New Hackensack Road, is now designated as County Route 104 by Dutchess County.
• NY 9F was an alternate route of US 9 between Poughkeepsie and Hyde Park in Dutchess County. It became part of NY 9G c. 1938.
• NY 9G (42.99 miles or 69.19 kilometres) is an alternate route of US 9 from Poughkeepsie, Dutchess County, to Hudson, Columbia County.
• NY 9H (18.70 miles or 30.09 kilometres) is an easterly alternate to US 9 between Bell Pond and Valatie. It was assigned c. 1932.
• NY 9J (22.35 miles or 35.97 kilometres) is an alternate route of US 9 from Columbiaville to Rensselaer. NY 9J follows a more westerly alignment than US 9 to serve a series of communities along the Hudson River.
• NY 9K was an alternate route of US 9 between Saratoga Springs and Lake George. It was supplanted by an extended NY 9N in the early 1950s.
• NY 9L (18.58 miles or 29.90 kilometres) is a loop off of US 9 between Glens Falls and Lake George in Warren County.
• NY 9M was a spur located along the east bank of the Schroon River in Warren County. It connected US 9 near Pottersville to NY 8 in Starbuckville. The route was assigned c. 1931 and removed c. 1939.
• NY 9N (143.49 miles or 230.92 kilometres) is a lengthy alternate route of US 9 between Saratoga Springs and Keeseville. NY 9N is the longest suffixed route in New York.
• NY 9P (12.13 miles or 19.52 kilometres) is a loop route connecting US 9 to Saratoga Lake southeast of Saratoga Springs. It was assigned c. 1936.
• NY 9R (3.22 miles or 5.18 kilometres) is a short loop serving Colonie in northeast Albany County. It was assigned c. 1939.
• NY 9W was an alternate route of US 9 between Elizabethtown and Keeseville. It was assigned in 1927 and renumbered to NY 9N in the 1930 renumbering.
• The NY 9X designation has been used for two distinct highways:
  • The first NY 9X was a loop route connecting US 9 to Saratoga Lake southeast of Saratoga Springs. It was assigned c. 1931 and renumbered to NY 9P c. 1936.
  • The second NY 9X was an alternate route of US 9 through New York City in the vicinity of the Harlem River. It was assigned in the mid-1930s and removed in the 1940s.