Oak Grove is a city in Anoka County, Minnesota, United States.

State Highway 47 (MN 47) passes briefly through the northwest corner of Oak Grove.

Lake George is located within the city of Oak Grove.

The village of Oak Grove was founded in 1854, and a post office operated from 1857 to 1901.

[7] [8] As of the census of 2010, there were 8,031 people, 2,744 households, and 2,237 families residing in the city.

13.1% of all households were made up of individuals, and 3.6% had someone living alone who was 65 years of age or older.

10.6% of all households were made up of individuals, and 1.6% had someone living alone who was 65 years of age or older.