Leavenworth County, Kansas

Leavenworth County is located in northeast Kansas, along the Missouri River. Leavenworth is the main city. The area is well known for its federal prison, but there’s much more to discover here.

Fort Leavenworth is a major part of the county and draws people from across the country. The area has a strong sense of history, while its population of around 83,000 residents includes a mix of urban, suburban, and rural communities.

Leavenworth County also has a rich Civil War history, with attractions such as the C.W. Parker Carousel Museum and Carroll Mansion Museum. Overall, the county combines history, outdoor spaces, and a relaxed atmosphere, with Kansas City only a short drive away.

CategoryDetails
County NameLeavenworth County
County SeatLeavenworth
Cities, Towns, and CommunitiesLeavenworth, Lansing, Basehor, Bonner Springs, and several smaller communities
Interstates and HighwaysInterstate 70, U.S. Highway 73, U.S. Highway 24, Kansas State Highway 7
EtymologyNamed in honor of Henry Leavenworth, an early settler and influential figure in the region
FIPS Code20-103
Total Area (Land and Water)463 square miles (land: 457 sq mi, water: 6 sq mi)
Adjacent Counties (and Direction)Platte County, Missouri (North), Wyandotte County (East), Johnson County (Southeast), Douglas County (Southwest), Jefferson County (West), Atchison County (Northwest)
Time ZoneCentral Time Zone (CST)
StateKansas
Coordinates39.19°N, 94.92°W
Major LandmarksFort Leavenworth, Leavenworth National Cemetery, C.W. Parker Carousel Museum
Population83,000
Scroll to Top