Chemung County, New York

Chemung County
County
Chemung County Courthouse
Seal
Location within the U.S. state of New York
New York's location within the U.S.
Coordinates: 42°08′N 76°46′W / 42.14°N 76.76°W / 42.14; -76.76
Country	United States
State	New York
Founded	March 29, 1836
Named for	Unami for "big horn"
Seat	Elmira
Largest city	Elmira
Government
• Executive	Christopher J. Moss
Area
• Total	411 sq mi (1,060 km2)
• Land	407 sq mi (1,050 km2)
• Water	3.4 sq mi (9 km2)  0.8%
Population  (2020)
• Total	84,148[1]
• Density	206.6/sq mi (79.8/km2)
Time zone	UTC−5 (Eastern)
• Summer (DST)	UTC−4 (EDT)
Congressional district	23rd
Website	www.chemungcountyny.gov

Chemung County is a county in the U.S. state of New York. The population was 84,148 as of the 2020 census.^[2] Its county seat is Elmira.^[3] Its name is derived from a Delaware Indian village whose name meant "big horn". The county is part of the Southern Tier region of the state.

Chemung County comprises the Elmira, NY Metropolitan Statistical Area, which is also included in the Elmira-Corning, NY Combined Statistical Area.

Many signs posted along roads in Chemung County refer to the area as "Mark Twain Country," because the noted author lived and wrote for many years in Elmira.