Canton
- County:
- Lincoln County
- County Seat:
- No
- Area (mi²):
- 3.27
- State:
- South Dakota
Canton is a city located in Lincoln County, South Dakota. Canton has a 2026 population of 2,974. Canton is currently declining at a rate of -0.73% annually and its population has decreased by -3.28% since the most recent census, which recorded a population of 3,075 in 2020.