Clinton County, Iowa

Clinton County, Iowa
Location within the U.S. state of Iowa
Coordinates: 41°53′34″N 90°31′39″W / 41.892777777778°N 90.5275°W / 41.892777777778; -90.5275
Country United States
State Iowa
Founded1837
Named afterDeWitt Clinton
SeatClinton
Largest cityClinton
Area
 • Total
710 sq mi (1,800 km2)
 • Land695 sq mi (1,800 km2)
 • Water15 sq mi (39 km2)  2.1%
Population
 (2020)
 • Total
46,460
 • Estimate 
(2024)
46,015
 • Density66.8/sq mi (25.8/km2)
Time zoneUTC−6 (Central)
 • Summer (DST)UTC−5 (CDT)
Congressional district1st
Websitewww.clintoncounty-ia.gov
  • Iowa county number 23

Clinton County is a county located in the U.S. state of Iowa. As of the 2020 United States census, the population was 46,460. Its county seat is Clinton. Its name is in honor of the seventh Governor of New York State, DeWitt Clinton. Clinton County comprises the Clinton, Iowa Micropolitan Statistical Area, which is also included in the Davenport–Moline–Clinton, Muscatine, Iowa–Illinois Combined Statistical Area.