Demographics & People — Oak Grove, South Carolina
Population Overview
| Population (Census) | 12,031 |
| Estimated 2026 | ~12,800 |
| Median Age | 37.0 |
| Total Households | 5,092 |
| Family Households | 3,096 |
| Average Household Size | 2.35 |
| Diversity Index | 0.4453 (moderately diverse) |
Race & Ethnicity
| White | 8,756 |
| Black or African American | 1,906 |
| Asian | 155 |
| Hispanic or Latino | 1,353 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 3,709 |
| Other groups | 2,731 |
| German | 1,461 |
| English | 1,221 |
| Irish | 985 |
| American | 898 |
| Hispanic: Hispanic or Latino | 731 |
| Hispanic: Mexican | 377 |
| Scotch-Irish | 350 |
| Italian | 324 |
Language
| English Only | 10,278 |
| Spanish | 869 |
| Population 5+ | 11,346 |
Veterans
| Veterans | 728 |
| Population 18+ | 8,974 |
Commuting
| Mean Commute Time | 21.7 minutes |
| Work from Home | 11.8% |
| Commuter Profile | N/A |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Oak Grove, South Carolina.