
Lake township
- County:
- Aurora County
- County Seat:
- No
- Area (mi²):
- 34.185
- State:
- South Dakota
Lake township is located in Aurora County, South Dakota. Lake township has a 2025 population of 51. Lake township is currently declining at a rate of 0% annually and its population has decreased by 0% since the most recent census, which recorded a population of 51 in 2020.
The average household income in Lake township is $140,612 with a poverty rate of 21.88%. The median age in Lake township is 31.1 years: 31.6 years for males, and 17.8 years for females.