Geary County, Kansas

Geary County, Kansas
Geary County Courthouse in Junction City (1979)
Location within the U.S. state of Kansas
Coordinates: 38°54′31″N 96°45′08″W / 38.9086°N 96.7522°W / 38.9086; -96.7522
Country United States
State Kansas
Founded1855
Named afterJohn W. Geary
SeatJunction City
Largest cityJunction City
Area
 • Total
404 sq mi (1,050 km2)
 • Land385 sq mi (1,000 km2)
 • Water20 sq mi (52 km2)  4.9%
Population
 (2020)
 • Total
36,739
 • Estimate 
(2023)
35,047
 • Density95.4/sq mi (36.8/km2)
Time zoneUTC−6 (Central)
 • Summer (DST)UTC−5 (CDT)
Congressional district2nd
Websitegearycounty.org

Geary County is a county located in the U.S. state of Kansas. Its county seat and most populous city is Junction City. As of the 2020 census, the county population was 36,739. The county is named in honor of John W. Geary, the first mayor of San Francisco, a governor of the Kansas Territory, and the 16th governor of Pennsylvania.