Oak Grove is a census-designated place (CDP) in Lexington County, South Carolina, United States. The population was 10,291 at the 2010 census. It is part of the Columbia Metropolitan Statistical Area.
Geography
Oak Grove is located in eastern Lexington County at (33.980098, -81.140291), west of downtown Columbia, the state capital. It is bordered to the east by West Columbia and to the southeast by Springdale. U.S. Route 1 (Augusta Road) is the main road through Oak Grove; it leads east (northbound) into Columbia and west (southbound) to Lexington, the county seat.
According to the United States Census Bureau, the CDP has a total area of , of which , or 0.26%, are water.
Demographics
2020 census
As of the 2020 census, Oak Grove had a population of 12,899. The median age was 38.3 years. 23.2% of residents were under the age of 18 and 16.5% of residents were 65 years of age or older. For every 100 females there were 91.2 males, and for every 100 females age 18 and over there were 87.7 males age 18 and over.
100.0% of residents lived in urban areas, while 0.0% lived in rural areas.
There were 5,251 households in Oak Grove, of which 29.2% had children under the age of 18 living in them. Of all households, 46.3% were married-couple households, 17.5% were households with a male householder and no spouse or partner present, and 29.8% were households with a female householder and no spouse or partner present. About 27.9% of all households were made up of individuals and 11.1% had someone living alone who was 65 years of age or older. There were 2,640 families residing in the CDP.