Oak Grove is an unincorporated community in Wood County, located in the U.S. state of Texas.

[1] According to the Handbook of Texas,[citation needed] Oak Grove had a population of 74 in 2000.

Oak Grove is located at the intersection of Farm to Market Roads 14 and 2088, 7 mi (11 km) east of Quitman in north-central Wood County.

[2] Today, the community is served by the Quitman Independent School District.