Wallace
- County:
- Codington County
- County Seat:
- No
- Area (mi²):
- 0.133
- State:
- South Dakota
Wallace is a town located in Codington County, South Dakota. Wallace has a 2026 population of 94. Wallace is currently declining at a rate of 0% annually and its population has increased by 1.08% since the most recent census, which recorded a population of 93 in 2020.
The median household income in Wallace is $55,000 with a poverty rate of 4.55%. The median age in Wallace is 46 years: 48.8 years for males, and 43.4 years for females. For every 100 females there are 100.0 males.