| Index | Gray | Tennessee | National |
| Income per capita | $35,490 | $39,391 | $44,883 |
| Median household income | $81,890 | $70,292 | $81,333 |
| Median income owner occupied | $83,507 | $88,122 | $106,172 |
| Median income renter occupied | $55,702 | $42,945 | $52,080 |
| Median earnings male | $62,239 | $47,853 | $54,343 |
| Median earnings female | $0 | $35,679 | $38,439 |
| Unemployment rate | 0.0% | 4.8% | 4.9% |
| Poverty level | 13.0% | 17.2% | 15.1% |


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| Labour Type | Male | Female |
| Construction industry | 32.5% | 32.5% |
| Manufacturing sector | 0.0% | 0.0% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 4.2% | 4.2% |
| Public administration | 0.0% | 0.0% |
| Transportation, warehousing & utilities | 6.3% | 6.3% |
| Education, health & social services | 6.3% | 6.3% |
| Other | 50.8% | 50.8% |
| City | Population | Household Income | National Avg. |
| Oak Grove CDP (Sumner County), TN | 221 | $99,517 | 22.4% |
| Walnut Hill, TN | 2,594 | $96,827 | 19.1% |
| Colonial Heights, TN | 2,981 | $96,492 | 18.6% |
| Jonesborough, TN | 5,684 | $89,753 | 10.4% |
| Church Hill, TN | 6,857 | $86,884 | 6.8% |
| Gray, TN | 1,377 | $81,890 | 0.7% |
| City | Population | Household Income | National Avg. |
| Edison, GA | 1,377 | $42,382 | 47.9% |
| University Heights, IA | 1,377 | $135,249 | 66.3% |
| Chatsworth, IL | 1,377 | $75,612 | 7.0% |
| Funny River, AK | 1,376 | $80,123 | 1.5% |
| Marshall, AR | 1,378 | $40,472 | 50.2% |
| Gray, TN | 1,377 | $81,890 | 0.7% |