
Harrison township
- County:
- Spencer County
- County Seat:
- No
- Area (mi²):
- 54.874
- State:
- Indiana
Harrison township is located in Spencer County, Indiana. Harrison township has a 2025 population of 1,935. Harrison township is currently growing at a rate of 0.26% annually and its population has increased by 1.04% since the most recent census, which recorded a population of 1,915 in 2020.
The average household income in Harrison township is $93,810 with a poverty rate of 4.07%. The median age in Harrison township is 50.5 years: 47.4 years for males, and 52.7 years for females.