| Index | Oak Grove | Kentucky | National |
| Income per capita | $18,644 | $24,802 | $29,829 |
| Median household income | $39,219 | $44,811 | $55,322 |
| Median income owner occupied | $70,897 | $56,922 | $70,586 |
| Median income renter occupied | $34,849 | $26,529 | $35,192 |
| Median earnings male | $35,577 | $32,723 | $36,919 |
| Median earnings female | $22,127 | $23,082 | $26,250 |
| Unemployment rate | 6.3% | 4.5% | 4.7% |
| Poverty level | 17.7% | 18.8% | 15.1% |


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| Labour Type | Male | Female |
| Construction industry | 7.3% | 7.3% |
| Manufacturing sector | 15.5% | 15.5% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 25.9% | 25.9% |
| Public administration | 5.5% | 5.5% |
| Transportation, warehousing & utilities | 2.2% | 2.2% |
| Education, health & social services | 10.5% | 10.5% |
| Other | 22.0% | 22.0% |
| City | Population | Household Income | National Avg. |
| Fairview, KY | 235 | $74,821 | 35.2% |
| Fairview city, KY | 148 | $64,000 | 15.7% |
| Pembroke, KY | 725 | $56,964 | 3.0% |
| Clarksville, TN | 156,092 | $55,819 | 0.9% |
| Trenton, KY | 402 | $53,036 | 4.1% |
| Oak Grove, KY | 7,332 | $39,219 | 29.1% |
| City | Population | Household Income | National Avg. |
| Athabasca County, AB | 7,331 | n/a | |
| Wildwood, FL | 7,339 | $40,033 | 27.6% |
| Tolleson, AZ | 7,340 | $54,494 | 1.5% |
| Windsor, WI | 7,340 | $98,789 | 78.6% |
| Chandler, QC | 7,341 | n/a | |
| Oak Grove, KY | 7,332 | $39,219 | 29.1% |