
Troy township
- County:
- Day County
- County Seat:
- No
- Area (mi²):
- 33.901
- State:
- South Dakota
Troy township is located in Day County, South Dakota. Troy township has a 2025 population of 35. Troy township is currently growing at a rate of 2.94% annually and its population has increased by 9.38% since the most recent census, which recorded a population of 32 in 2020.
The average household income in Troy township is $55,692 with a poverty rate of 21.43%. The median age in Troy township is 49.3 years: 49.5 years for males, and 23.8 years for females.