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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 small town located in Faulk County, which is part of the state of South Dakota in the United States. In the year 2020, the town had a population of 22 people. This makes Seneca one of the smaller towns in the area.

History of Seneca

Seneca has been around for a long time. A post office, which helps send and receive mail, started operating here in 1886. The town itself was officially planned and created in 1887. Seneca got its name from a place called Seneca Falls, New York, which is a town in another state.

Geography and Location

Seneca covers a total area of about 0.42 square miles (1.08 square kilometers). All of this area is land, meaning there are no large lakes or rivers within the town limits.

The town is located right along U.S. Route 212. This is an important highway that runs through South Dakota, connecting different towns and cities.

Population Changes Over Time

The number of people living in Seneca has changed quite a bit over the years. Here's a look at how the population has grown and shrunk:

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

What the 2010 Census Showed

In 2010, there were 38 people living in Seneca. These people lived in 16 different homes, and 11 of these were families. Most people in Seneca were White. A small number of people were Asian. Some residents were also of Hispanic or Latino background.

The average age of people in Seneca in 2010 was 48 years old. About 23.7% of the residents were under 18 years old. Many adults were between 45 and 64 years old. About 21.1% of the people were 65 years or older.

Famous People from Seneca

A well-known American actress named Judith Evelyn was born in Seneca. She became famous for her work in movies and on stage.

See also

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

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