
Warrensburg
- County:
- Macon County
- County Seat:
- No
- Area (mi²):
- 0.728
- State:
- Illinois
Warrensburg is a village located in Macon County, Illinois. Warrensburg has a 2025 population of 1,066. Warrensburg is currently declining at a rate of -0.84% annually and its population has decreased by -4.05% since the most recent census, which recorded a population of 1,111 in 2020.
The average household income in Warrensburg is $83,717 with a poverty rate of 6.17%. The median age in Warrensburg is 39.5 years: 31.6 years for males, and 46.3 years for females.