Oak Grove, Washington County, Tennessee

Oak Grove is a census-designated place (CDP) in Washington County, Tennessee, United States. The population was 4,425 at the 2010 census. It is part of the Johnson City Metropolitan Statistical Area, which is a component of the Johnson City - Kingsport - Bristol, TN-VA Combined Statistical Area - commonly known as the "Tri-Cities" region.GeographyOak Grove is located at.According to the United States Census Bureau, the CDP has a total area of 5.3sqmi, of which 4.5sqmi of it is land and 0.8sqmi of it (14.84%) is water.DemographicsAs of the census of 2000, there were 4,072 people, 1,697 households, and 1,126 families residing in the CDP. The population density was 879.1 people per square mile (339.6/km2). There were 1,870 housing units at an average density of 403.7/sq mi (155.9/km2). The racial makeup of the CDP was 97.86% White, 0.81% African American, 0.42% Native American, 0.20% Asian, 0.15% from other races, and 0.56% from two or more races. Hispanic or Latino of any race were 0.81% of the population.