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Lake Andes, South Dakota facts for kids

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Lake Andes, South Dakota
Main Street, looking northwest, November 2011
Main Street, looking northwest, November 2011
Location in Charles Mix County and the state of South Dakota
Location in Charles Mix County and the state of South Dakota
Country United States
State South Dakota
County Charles Mix
Incorporated 1905
 • Total 0.77 sq mi (1.99 km2)
 • Land 0.75 sq mi (1.93 km2)
 • Water 0.02 sq mi (0.06 km2)
1,480 ft (451 m)
 • Total 710
 • Density 1,100.54/sq mi (424.88/km2)
Time zone UTC-6 (Central (CST))
 • Summer (DST) UTC-5 (CDT)
ZIP code
Area code(s) 605
FIPS code 46-35100
GNIS feature ID 1256006

Lake Andes is a city in, and the county seat of, Charles Mix County, South Dakota, United States. The population was 710 at the 2020 census.

The town took its name from Lake Andes which some say derives its name from a pioneer hunter named Handy, while others believe was named after Edward Andes, a fur company official. The town and the lake are referred to as Bde Ihaƞke in Dakota language of the native Yankton Sioux Tribe.


Lake Andes is located at 43°9′25″N 98°32′17″W / 43.15694°N 98.53806°W / 43.15694; -98.53806 (43.156825, -98.538053).

According to the United States Census Bureau, the city has a total area of 0.82 square miles (2.12 km2), of which 0.80 square miles (2.07 km2) is land and 0.02 square miles (0.05 km2) is water.


Historical population
Census Pop.
1910 920
1920 867 −5.8%
1930 1,052 21.3%
1940 785 −25.4%
1950 1,851 135.8%
1960 1,097 −40.7%
1970 948 −13.6%
1980 1,029 8.5%
1990 846 −17.8%
2000 819 −3.2%
2010 879 7.3%
2020 710 −19.2%
U.S. Decennial Census

2010 census

As of the census of 2010, there were 879 people, 316 households, and 195 families residing in the city. The population density was 1,098.8 inhabitants per square mile (424.2/km2). There were 361 housing units at an average density of 451.3 per square mile (174.2/km2). The racial makeup of the city was 40.8% White, 0.1% African American, 52.7% Native American, 0.1% Asian, 0.1% from other races, and 6.1% from two or more races. Hispanic or Latino of any race were 2.8% of the population.

There were 316 households, of which 40.2% had children under the age of 18 living with them, 28.2% were married couples living together, 26.6% had a female householder with no husband present, 7.0% had a male householder with no wife present, and 38.3% were non-families. 34.8% of all households were made up of individuals, and 19.6% had someone living alone who was 65 years of age or older. The average household size was 2.52 and the average family size was 3.24.

The median age in the city was 33.8 years. 32.1% of residents were under the age of 18; 7.7% were between the ages of 18 and 24; 21.6% were from 25 to 44; 19.9% were from 45 to 64; and 18.7% were 65 years of age or older. The gender makeup of the city was 47.9% male and 52.1% female.

Community Events

Fish Days takes place annually the first weekend in June. The Fort Randall traditional pow wow takes place annually the first weekend in August at the pow wow grounds.


The Charles Mix County courthouse, located in Lake Andes, is a prominent fixture in the community. Constructed in the Prairie School architectural style, it was added to the National Register of Historic Places in 1993 as a significant example of architecture and local government.

On February 21, 2012, the 1910 Engel Hotel was listed on the NRHP. It is located at 202 Main Street and was built for the railroad industry.


Notable people

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