
Warrensburg
- County:
- Johnson County
- County Seat:
- Yes
- Area (mi²):
- 9.407
- State:
- Missouri
Warrensburg is a city located in Johnson County, Missouri. Warrensburg has a 2025 population of 19,893. It is also the county seat of .Warrensburg is currently growing at a rate of 0.56% annually and its population has increased by 2.84% since the most recent census, which recorded a population of 19,343 in 2020.
The average household income in Warrensburg is $78,183 with a poverty rate of 18.26%. The median age in Warrensburg is 24.8 years: 24.7 years for males, and 24.9 years for females.