
Mansfield
- County:
- Piatt County
- County Seat:
- No
- Area (mi²):
- 0.508
- State:
- Illinois
Mansfield is a village located in Piatt County, Illinois. Mansfield has a 2025 population of 922. Mansfield is currently declining at a rate of -0.32% annually and its population has decreased by -1.5% since the most recent census, which recorded a population of 936 in 2020.
The average household income in Mansfield is $82,207 with a poverty rate of 6.97%. The median age in Mansfield is 46.9 years: 47.8 years for males, and 45.6 years for females.