| Place Name | Oak Grove |
| Place Type | City |
| ZIP Code(s) | 42262 |
| County | Christian County |
| Area Code(s) | 270,364 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 7,427 |
| Population Growth Rate (2010-19) | 5.90% |
| Majority Ethnicity | White 59.74% |
| Metro/Micro Stats Area | Clarksville, TN-KY |
| US Congressional District(s) | Kentucky 1st |
| State House Districts | 9 |
| State Senate Districts | 3 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 59.74% |
| African American | 23.44% |
| Hispanic | 0% |
| Asian | 0.33% |
| Native American | 0.61% |
| Hawaiin/Pacific Islander | 15.88% |