| Index | Oak Grove | Kentucky | National |
| Median home price | $93,000 | $126,100 | $184,700 |
| Median rent asked | $896 | $690 | $949 |
| Avg. people per household | 2.9 | 2.5 | 2.6 |
| Owner occupied households | 24.0% | 66.8% | 63.6% |
| Renter occupied households | 76.0% | 33.2% | 36.4% |
| Index | Oak Grove | Kentucky | National |
| Zillow home value index | n/a | $134,500 | $196,500 |
| Year over year appreciation rate | n/a | 6.16% | 6.79% |
| 5 year average appreciation rate | n/a | 2.86% | 5.28% |
| 10 year average appreciation rate | n/a | 1.46% | 0.01% |
| City, State | Population | Home Price | National Avg. |
| Gracey, KY | 12 | $0 | 100% |
| Fort Campbell North, KY | 14,054 | $0 | 100% |
| LaFayette, KY | 135 | $75,900 | 59% |
| Guthrie, KY | 1,693 | $80,100 | 57% |
| Elkton, KY | 2,166 | $83,100 | 55% |
| Oak Grove, KY | 7,487 | $93,000 | 50% |
| City, State | Population | Home Price | National Avg. |
| Catoosa, OK | 7,487 | $111,400 | 40% |
| Tiverton, RI | 7,486 | $243,700 | 32% |
| Monahans, TX | 7,484 | $90,800 | 51% |
| Sandwich, IL | 7,491 | $164,400 | 11% |
| Palmyra, PA | 7,481 | $147,100 | 20% |
| Oak Grove, KY | 7,487 | $93,000 | 50% |