
Smithville
- County:
- Peoria County
- County Seat:
- No
- Area (mi²):
- 1.265
- State:
- Illinois
Smithville is a CDP located in Peoria County, Illinois. Smithville has a 2025 population of 266. Smithville is currently growing at a rate of 7.26% annually and its population has increased by 55.56% since the most recent census, which recorded a population of 171 in 2020.
The average household income in Smithville is -$1000.00 Mn with a poverty rate of 0%. The median age in Smithville is 0 years: 0 years for males, and 0 years for females.