Leavenworth Flag

Leavenworth

County Seat:
Yes
Area (mi²):
24.355
State:
Kansas

Leavenworth is a city located in Leavenworth County, Kansas. Leavenworth has a 2026 population of 37,370. It is also the county seat of Leavenworth County. Leavenworth is currently growing at a rate of 0.64% annually and its population has increased by 0.14% since the most recent census, which recorded a population of 37,318 in 2020.

37.4K
Total Population
1,534
Density (mi²)
237 0.64%
Growth

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)