Wayne township
- County:
- Lake County
- County Seat:
- No
- Area (mi²):
- 35.504
- State:
- South Dakota
Wayne township is located in Lake County, South Dakota. Wayne township has a 2026 population of 84. Wayne township is currently growing at a rate of 1.2% annually and its population has increased by 2.44% since the most recent census, which recorded a population of 82 in 2020.
The median household income in Wayne township is $48,750 with a poverty rate of 0%. The median age in Wayne township is 29 years: 50.1 years for males, and 14.9 years for females. For every 100 females there are 100.0 males.