| Index | Gray | Tennessee | National |
| Income per capita | $24,185 | $26,019 | $29,829 |
| Median household income | $55,271 | $46,574 | $55,322 |
| Median income owner occupied | $55,686 | $58,570 | $70,586 |
| Median income renter occupied | $37,353 | $28,937 | $35,192 |
| Median earnings male | $41,633 | $32,560 | $36,919 |
| Median earnings female | $0 | $24,186 | $26,250 |
| Unemployment rate | 0.0% | 4.6% | 4.7% |
| Poverty level | 13.0% | 17.2% | 15.1% |
| 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 | 215 | $67,727 | 22.4% |
| Colonial Heights, TN | 2,889 | $65,864 | 19.1% |
| Walnut Hill, TN | 2,534 | $65,030 | 17.5% |
| Jonesborough, TN | 5,539 | $60,638 | 9.6% |
| Church Hill, TN | 6,664 | $58,600 | 5.9% |
| Gray, TN | 1,342 | $55,271 | 0.1% |
| City | Population | Household Income | National Avg. |
| Millbrook, NY | 1,342 | $66,346 | 19.9% |
| Albion, PA | 1,342 | $41,750 | 24.5% |
| Mendon, UT | 1,342 | $93,438 | 68.9% |
| Kittitas, WA | 1,342 | $52,917 | 4.3% |
| Independence, WI | 1,342 | $43,967 | 20.5% |
| Gray, TN | 1,342 | $55,271 | 0.1% |
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