
South Pekin
- County:
- Tazewell County
- County Seat:
- No
- Area (mi²):
- 0.515
- State:
- Illinois
South Pekin is a village located in Tazewell County, Illinois. South Pekin has a 2025 population of 952. South Pekin is currently declining at a rate of -0.73% annually and its population has decreased by -3.55% since the most recent census, which recorded a population of 987 in 2020.
The average household income in South Pekin is $77,526 with a poverty rate of 11.66%. The median age in South Pekin is 35.5 years: 31 years for males, and 37.7 years for females.