
Buffalo Prairie township
- County:
- Rock Island County
- County Seat:
- No
- Area (mi²):
- 46.145
- State:
- Illinois
Buffalo Prairie township is located in Rock Island County, Illinois. Buffalo Prairie township has a 2025 population of 699. Buffalo Prairie township is currently declining at a rate of 0% annually and its population has decreased by -1.69% since the most recent census, which recorded a population of 711 in 2020.
The average household income in Buffalo Prairie township is $98,752 with a poverty rate of 0%. The median age in Buffalo Prairie township is 57 years: 52.5 years for males, and 57.2 years for females.