
Prairie Grove township
- County:
- Washington County
- County Seat:
- No
- Area (mi²):
- 33.903
- State:
- Arkansas
Prairie Grove township is located in Washington County, Arkansas. Prairie Grove township has a 2025 population of 8,902. Prairie Grove township is currently declining at a rate of 0% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.
The average household income in Prairie Grove township is $74,444 with a poverty rate of 14.3%. The median age in Prairie Grove township is 33 years: 33.1 years for males, and 32.9 years for females.