
Mapleton
- County:
- Peoria County
- County Seat:
- No
- Area (mi²):
- 0.885
- State:
- Illinois
Mapleton is a village located in Peoria County, Illinois. Mapleton has a 2025 population of 245. Mapleton is currently declining at a rate of -0.81% annually and its population has decreased by -4.67% since the most recent census, which recorded a population of 257 in 2020.
The average household income in Mapleton is $76,072 with a poverty rate of 5.17%. The median age in Mapleton is 40.2 years: 38.4 years for males, and 40.7 years for females.