
Farmington township
- County:
- Lake County
- County Seat:
- No
- Area (mi²):
- 35.878
- State:
- South Dakota
Farmington township is located in Lake County, South Dakota. Farmington township has a 2025 population of 217. Farmington township is currently growing at a rate of 1.88% annually and its population has increased by 6.37% since the most recent census, which recorded a population of 204 in 2020.
The average household income in Farmington township is $111,683 with a poverty rate of 2.05%. The median age in Farmington township is 36.6 years: 41.8 years for males, and 8.8 years for females.