
Clay township
- County:
- Spencer County
- County Seat:
- No
- Area (mi²):
- 36.398
- State:
- Indiana
Clay township is located in Spencer County, Indiana. Clay township has a 2025 population of 2,933. Clay township is currently growing at a rate of 0.83% annually and its population has increased by 2.23% since the most recent census, which recorded a population of 2,869 in 2020.
The average household income in Clay township is $119,081 with a poverty rate of 2.99%. The median age in Clay township is 43.1 years: 40.6 years for males, and 44.5 years for females.