La Plant, South Dakota
La Plant is a census-designated place (CDP) in Dewey County, South Dakota, United States. The population was 167 at the 2020 census. It is within the Cheyenne River Indian Reservation. La Plant was laid out in 1910, and named in honor of a local cattleman. Geography La Plant is located in east-central Dewey County and U.S. Route 212 passes through the community, leading west to Eagle Butte and east to Gettysburg. The Missouri River (Lake Oahe) is to the east, and Pierre, the state capital, is to the southeast. According to the United States Census Bureau, the CDP has a total area of , of which is land and , or 0.40%, is water. Demographics As of the census of 2000, there were 150 people, 34 households, and 29 families residing in the CDP. The population density was 16.6 people per square mile (6.4/km2). There were 42 housing units at an average density of 4.7/sq mi (1.8/km2). The racial makeup of the CDP was 100.00% Native American. There were 34 households, out of which 58.8% had children under the age of 18 living with them, 41.2% were married couples living together, 35.3% had a female householder with no husband present,