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Seneca, South Dakota
Location in Faulk County and the state of South Dakota
Location in Faulk County and the state of South Dakota
Country United States
State South Dakota
County Faulk
Area
 • Total 0.42 sq mi (1.08 km2)
 • Land 0.42 sq mi (1.08 km2)
 • Water 0.00 sq mi (0.00 km2)
Elevation
1,906 ft (581 m)
Population
 (2020)
 • Total 22
 • Density 52.51/sq mi (20.28/km2)
Time zone UTC-6 (Central (CST))
 • Summer (DST) UTC-5 (CDT)
ZIP code
57473
Area code(s) 605
FIPS code 46-58180
GNIS feature ID 1267563

Seneca is a town in Faulk County, South Dakota, United States. The population was 22 at the 2020 census.

History

A post office has been in operation at Seneca since 1886. Seneca was laid out in 1887. The town was named after Seneca Falls, New York.

Geography

According to the United States Census Bureau, the town has a total area of 0.42 square miles (1.09 km2), all land.

Seneca is along U.S. Route 212.

Demographics

Historical population
Census Pop.
1910 321
1920 264 −17.8%
1930 318 20.5%
1940 243 −23.6%
1950 204 −16.0%
1960 161 −21.1%
1970 118 −26.7%
1980 103 −12.7%
1990 81 −21.4%
2000 58 −28.4%
2010 38 −34.5%
2020 22 −42.1%
U.S. Decennial Census

2010 census

As of the census of 2010, there were 38 people, 16 households, and 11 families residing in the town. The population density was 90.5 inhabitants per square mile (34.9/km2). There were 29 housing units at an average density of 69.0 per square mile (26.6/km2). The racial makeup of the town was 97.4% White and 2.6% Asian. Hispanic or Latino of any race were 13.2% of the population.

There were 16 households, of which 31.3% had children under the age of 18 living with them, 68.8% were married couples living together, and 31.3% were non-families. 31.3% of all households were made up of individuals, and 18.8% had someone living alone who was 65 years of age or older. The average household size was 2.38 and the average family size was 3.00.

The median age in the town was 48 years. 23.7% of residents were under the age of 18; 2.6% were between the ages of 18 and 24; 13.1% were from 25 to 44; 39.5% were from 45 to 64; and 21.1% were 65 years of age or older. The gender makeup of the town was 52.6% male and 47.4% female.

Notable person

Judith Evelyn, an American actress, was born in Seneca.

See also

Kids robot.svg In Spanish: Seneca (Dakota del Sur) para niños

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