Smith County, Kansas

Smith County
Location within the U.S. state of Kansas
Kansas's location within the U.S.
Coordinates: 39°50′N 98°45′W / 39.833°N 98.750°W / 39.833; -98.750
Country United States
State Kansas
Founded1872
Named afterJ. Nelson Smith
SeatSmith Center
Largest citySmith Center
Area
  Total
897 sq mi (2,320 km2)
  Land895 sq mi (2,320 km2)
  Water1.5 sq mi (4 km2)  0.2%
Population
 (2020)
  Total
3,570
  Estimate 
(2023)
3,590
  Density4.0/sq mi (1.5/km2)
Time zoneUTC−6 (Central)
  Summer (DST)UTC−5 (CDT)
Area code785
Congressional district1st
WebsiteSmithCoKS.com

Smith County is a county located in the U.S. state of Kansas. Its county seat is Smith Center. As of the 2020 census, the population was 3,570. The county is named in memory of J. Nelson Smith, a major in the 2nd Colorado Cavalry, killed at the Battle of Westport on October 21, 1864. The geographic center of the contiguous United States is located within the county, near Lebanon.