Carlisle township
- County:
- Brown County
- County Seat:
- No
- Area (mi²):
- 35.996
- State:
- South Dakota
Carlisle township is located in Brown County, South Dakota. Carlisle township has a 2025 population of 31. Carlisle township is currently declining at a rate of 0% annually and its population has decreased by -3.13% since the most recent census, which recorded a population of 32 in 2020.
The median age in Carlisle township is 72.2 years: 0 years for males, and 0 years for females.