Canton is a city in and the county seat of Lincoln County, South Dakota, United States. Canton is located 20 minutes south of Sioux Falls in southeastern South Dakota. Canton is nestled in the rolling hills of the Sioux Valley, providing an abundance of recreational activities with the Big Sioux River bordering the eastern side, Newton Hills State Park to the south, and Lake Alvin to the north. The city was named by Norwegian settler and former legislator James M. Wahl. The population is estimated to be 3,430 as of 2017.
Canton is located at 43°18′8″N 96°35′27″W / 43.30222°N 96.59083°W / 43.30222; -96.59083 (43.302254, -96.590810), along the Big Sioux River across from Beloit, Iowa.
According to the United States Census Bureau, the city has a total area of 3.22 square miles (8.34 km), of which, 3.19 square miles (8.26 km) is land and 0.03 square miles (0.08 km) is water. Canton has been assigned the ZIP code 57013 and the FIPS place code 09500.
As of the census of 2010, there were 3,057 people, 1,248 households, and 789 families residing in the city. The population density was 958.3 inhabitants per square mile (370.0/km). There were 1,351 housing units at an average density of 423.5 per square mile (163.5/km). The racial makeup of the city was 95.8% White, 0.3% African American, 1.3% Native American, 0.8% Asian, 0.2% from other races, and 1.6% from two or more races. Hispanic or Latino of any race were 1.7% of the population.
There were 1,248 households of which 31.9% had children under the age of 18 living with them, 50.2% were married couples living together, 9.9% had a female householder with no husband present, 3.1% had a male householder with no wife present, and 36.8% were non-families. 32.3% of all households were made up of individuals and 14.9% had someone living alone who was 65 years of age or older. The average household size was 2.37 and the average family size was 3.01.
The median age in the city was 38.6 years. 26.2% of residents were under the age of 18; 7.9% were between the ages of 18 and 24; 24% were from 25 to 44; 25.2% were from 45 to 64; and 16.8% were 65 years of age or older. The gender makeup of the city was 48.5% male and 51.5% female.