
Polk township
- County:
- Washington County
- County Seat:
- No
- Area (mi²):
- 35.844
- State:
- Indiana
Polk township is located in Washington County, Indiana. Polk township has a 2025 population of 2,745. Polk township is currently growing at a rate of 0.51% annually and its population has increased by 1.89% since the most recent census, which recorded a population of 2,694 in 2020.
The average household income in Polk township is $87,537 with a poverty rate of 6.45%. The median age in Polk township is 34.7 years: 32.4 years for males, and 39.1 years for females.