Clay County, Kansas

Clay County
Location within the U.S. state of Kansas
Kansas's location within the U.S.
Coordinates: 39°21′N 97°10′W / 39.350°N 97.167°W / 39.350; -97.167
Country United States
State Kansas
FoundedFebruary 20, 1857
Named afterHenry Clay
SeatClay Center
Largest cityClay Center
Area
  Total
656 sq mi (1,700 km2)
  Land645 sq mi (1,670 km2)
  Water10 sq mi (30 km2)  1.6%
Population
 (2020)
  Total
8,117
  Estimate 
(2023)
8,007
  Density12.6/sq mi (4.9/km2)
Time zoneUTC−6 (Central)
  Summer (DST)UTC−5 (CDT)
Area code785
Congressional district1st
WebsiteClayCountyKansas.org

Clay County is a county located in the U.S. state of Kansas. Its county seat and most populous city is Clay Center. As of the 2020 United States census, the county population was 8,117. The county was named for Henry Clay, an influential U.S. Senator from Kentucky.