Tompkins County, New York

Tompkins County
County
Images, from top down, left to right: Ithaca Falls, Johnson Museum of Art, Allan H. Treman State Marine Park, Stewart Park, Ithaca Commons, and Cornell University
Flag Seal
Location within the U.S. state of New York
New York's location within the U.S.
Coordinates: 42°27′N 76°28′W / 42.45°N 76.47°W / 42.45; -76.47
Country	United States
State	New York
Founded	April 17, 1817
Named for	Daniel D. Tompkins
Seat	Ithaca
Largest City	Ithaca
Area
• Total	492 sq mi (1,270 km2)
• Land	475 sq mi (1,230 km2)
• Water	17 sq mi (40 km2)  3.4%
Population  (2020)
• Total	105,740[1]
• Density	222.8/sq mi (86.0/km2)
Demonym	Tompkins Countyan
Time zone	UTC−5 (Eastern)
• Summer (DST)	UTC−4 (EDT)
ZIP Codes	13053, 13062, 13068, 13073, 13102, 13736, 14817, 13864, 14850, 14851, 14852, 14853, 14854, 14867, 14881, 14882, 14883, 14886
Area code	607
Congressional district	19th
Website	tompkinscountyny.gov

Tompkins County is a county located in the U.S. state of New York. As of the 2020 census, the population was 105,740.^[1] The county seat is Ithaca.^[2] The name is in honor of Daniel D. Tompkins, who served as Governor of New York and Vice President of the United States. The county is part of the Southern Tier region of the state.

Tompkins County comprises the Ithaca Metropolitan Statistical Area. It is home to Cornell University, Ithaca College and Tompkins Cortland Community College.