| Index | Walnut Hill | Tennessee | National |
| Income per capita | $39,206 | $39,391 | $44,883 |
| Median household income | $96,827 | $70,292 | $81,333 |
| Median income owner occupied | $94,005 | $88,122 | $106,172 |
| Median income renter occupied | $96,792 | $42,945 | $52,080 |
| Median earnings male | $0 | $47,853 | $54,343 |
| Median earnings female | $37,280 | $35,679 | $38,439 |
| Unemployment rate | 3.1% | 4.8% | 4.9% |
| Poverty level | 6.4% | 17.2% | 15.1% |


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| Labour Type | Male | Female |
| Construction industry | 12.5% | 12.5% |
| Manufacturing sector | 15.7% | 15.7% |
| Financial & insurance services | 6.4% | 6.4% |
| Wholesale & retail services | 17.7% | 17.7% |
| Public administration | 4.1% | 4.1% |
| Transportation, warehousing & utilities | 4.5% | 4.5% |
| Education, health & social services | 10.0% | 10.0% |
| Other | 29.1% | 29.1% |
| City | Population | Household Income | National Avg. |
| Oak Grove CDP (Sumner County), TN | 221 | $99,517 | 22.4% |
| Colonial Heights, TN | 2,981 | $96,492 | 18.6% |
| Blountville, TN | 3,513 | $85,162 | 4.7% |
| Gray, TN | 1,377 | $81,890 | 0.7% |
| Spurgeon, TN | 4,595 | $80,712 | 0.8% |
| Walnut Hill, TN | 2,594 | $96,827 | 19.1% |
| City | Population | Household Income | National Avg. |
| Honaunau-Napoopoo, HI | 2,594 | $88,447 | 8.7% |
| Palmer, TX | 2,594 | $95,868 | 17.9% |
| Opaskwayak Cree Nation 21E, MB | 2,594 | n/a | |
| Twain Harte, CA | 2,593 | $89,583 | 10.1% |
| Seekaskootch 119, SK | 2,593 | n/a | |
| Walnut Hill, TN | 2,594 | $96,827 | 19.1% |