Cheyenne County, Kansas

Cheyenne County, Kansas
Location within the U.S. state of Kansas
Coordinates: 39°48′N 101°48′W / 39.800°N 101.800°W / 39.800; -101.800
Country United States
State Kansas
FoundedMarch 20, 1873
Named afterCheyenne tribe
SeatSt. Francis
Largest citySt. Francis
Area
 • Total
1,021 sq mi (2,640 km2)
 • Land1,020 sq mi (2,600 km2)
 • Water1.1 sq mi (2.8 km2)  0.1%
Population
 (2020)
 • Total
2,616
 • Density2.6/sq mi (1.0/km2)
Time zoneUTC−6 (Central)
 • Summer (DST)UTC−5 (CDT)
Area code785
Congressional district1st
Websitecncoks.us

Cheyenne County is a county located in the northwestern corner of the U.S. state of Kansas. Its county seat and most populous city is St. Francis. As of the 2020 census, the county population was 2,616. The county was named after the Cheyenne tribe.