About This Place
Locust Grove is a town in Mayes County, Oklahoma, United States. The population was 1,366 at the 2000 census.
Locust Grove is located at 36°11′50″N 95°10′1″W / 36.19722°N 95.16694°W / 36.19722; -95.16694 (36.197290, -95.166993).
According to the United States Census Bureau, the town has a total area of 0.9 square miles (2.2 km²), all of it land.