West Danby is a hamlet and census-designated place (CDP) in the town of Danby, Tompkins County, New York, United States.

[2] The community is in southern Tompkins County, on the west side of the town of Danby.

New York State Routes 34 and 96 run together through the center of the hamlet, leading north 10 miles (16 km) to Ithaca and south 8 miles (13 km) to Spencer.

West Danby is on the west side of the deep valley of Cayuga Inlet, which runs north to Cayuga Lake at Ithaca.

West Danby is currently not served by any natural gas connections and relies on the delivery of propane or other home heating fuel oils.