
Richview township
- County:
- Washington County
- County Seat:
- No
- Area (mi²):
- 11.951
- State:
- Illinois
Richview township is located in Washington County, Illinois. Richview township has a 2025 population of 303. Richview township is currently declining at a rate of -0.98% annually and its population has decreased by -4.11% since the most recent census, which recorded a population of 316 in 2020.
The average household income in Richview township is $74,582 with a poverty rate of 8.36%. The median age in Richview township is 46.9 years: 43.9 years for males, and 51.5 years for females.