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M31 and M57 buses

The M31 and M57 bus routes constitute the 57th Street Crosstown Line, a public transit line in Manhattan, New York City, running primarily along 57th Street. The M31 runs between 11th Avenue and 54th Street in Hell's Kitchen to 1st Avenue and 92nd Street in Yorkville. The M57 runs from 72nd Street and Amsterdam Avenue in the Upper West Side to Sutton Place and 57th Street in Sutton Place.[4][5]

m31, m57

MTA Regional Bus Operations

New York City Transit

Tuskegee Airmen Depot (M31)
Michael J. Quill Depot (M57)

Nova Bus LFS HEV
New Flyer Xcelsior XD40 (M57 only)
New Flyer Xcelsior XE40 (M57 only)

Manhattan, New York, U.S.

Upper West Side, Riverside South, Hell's Kitchen, Midtown, Sutton Place, Upper East Side

M31: Hell's Kitchen –54th Street and 11th Avenue
M57: Upper West Side –72nd Street and Amsterdam Avenue

57th Street
M31: York Avenue
M57: West End Avenue

M31: Upper East Side –1st Avenue and 92nd Street
M57: Sutton Place –1st Avenue and 55th Street

2.7 miles (4.3 km) (eastbound M57)
3.0 miles (4.8 km) (westbound M57)
3.8 miles (6.1 km) (M31)

M31: 5 a.m. (7 a.m. weekends) to 12:30 a.m. [1]
M57: 5 a.m. (6:30 a.m. weekends) to 12:30 a.m. [2]

M31: 2,320,026 (2023)[3]
M57: 1,626,348 (2023)[3]

Yes

M31 M57

The M31 and M57 are operated by MTA Regional Bus Operations under the New York City Transit brand.