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Lake Poinsett (CDP), South Dakota facts for kids

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Lake Poinsett, South Dakota
Country United States
State South Dakota
Counties Hamlin, Brookings
 • Total 17.8 sq mi (46.0 km2)
 • Land 5.2 sq mi (13.5 km2)
 • Water 12.5 sq mi (32.5 km2)
1,649 ft (503 m)
 • Total 493
 • Density 95/sq mi (36.5/km2)
Time zone UTC-6 (Central (CST))
 • Summer (DST) UTC-5 (CDT)
Area code(s) 605
FIPS code 46-35480
GNIS feature ID 1257162

Lake Poinsett is a census-designated place (CDP) in Hamlin and Brookings counties in South Dakota, United States. The population was 493 at the 2010 census.


The Lake Poinsett CDP comprises the lake of the same name and its shoreside communities in Hamlin and Brookings counties. U.S. Route 81 passes through the CDP along the western shore of the lake and leads north 24 miles (39 km) to Watertown and south 13 miles (21 km) to Arlington.

According to the United States Census Bureau, the Lake Poinsett CDP has a total area of 17.8 square miles (46.0 km2), of which 5.2 square miles (13.5 km2) is land and 12.5 square miles (32.5 km2), or 70.67%, is water.

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