Clinton County, Michigan

Clinton County
Clinton County Courthouse in St. Johns
Location within the U.S. state of Michigan
Michigan's location within the U.S.
Coordinates: 42°56′N 84°37′W / 42.94°N 84.61°W / 42.94; -84.61
Country United States
State Michigan
Founded1831
Named afterDeWitt Clinton
SeatSt. Johns
Largest citySt. Johns
Area
  Total
574 sq mi (1,490 km2)
  Land566 sq mi (1,470 km2)
  Water8.1 sq mi (21 km2)  1.4%
Population
 (2020)
  Total
79,128
  Estimate 
(2024)
80,050
  Density140/sq mi (53/km2)
Time zoneUTC−5 (Eastern)
  Summer (DST)UTC−4 (EDT)
Congressional district7th
Websiteclinton-county.org

Clinton County is a county in the U.S. state of Michigan. As of the 2020 United States census, the population was 79,128. The county seat is St. Johns. The county was created in 1831 and organized in 1839. It is named after early American politician DeWitt Clinton . Clinton County is included in the Lansing-East Lansing, MI Metropolitan Statistical Area.