| Index | Walnut Grove CDP (Hardin County) | Tennessee | National |
| Income per capita | $75,075 | $26,019 | $29,829 |
| Median household income | $0 | $46,574 | $55,322 |
| Median income owner occupied | $0 | $58,570 | $70,586 |
| Median income renter occupied | $0 | $28,937 | $35,192 |
| Median earnings male | $0 | $32,560 | $36,919 |
| Median earnings female | $0 | $24,186 | $26,250 |
| Unemployment rate | 0.0% | 4.6% | 4.7% |
| Poverty level | 0.0% | 17.2% | 15.1% |
| Labour Type | Male | Female |
| Construction industry | 0.0% | 0.0% |
| Manufacturing sector | 74.1% | 0.0% |
| Financial & insurance services | 0.0% | 63.6% |
| Wholesale & retail services | 0.0% | 0.0% |
| Public administration | 0.0% | 0.0% |
| Transportation, warehousing & utilities | 25.9% | 0.0% |
| Education, health & social services | 0.0% | 16.7% |
| Other | 0.0% | 0.0% |
| City | Population | Household Income | National Avg. |
| Pleasant View, TN | 4,660 | $86,270 | 55.9% |
| Walnut Grove, TN | 931 | $80,096 | 44.8% |
| Coopertown, TN | 4,528 | $78,750 | 42.3% |
| Clarksville, TN | 156,092 | $55,819 | 0.9% |
| Adams, TN | 602 | $53,125 | 4.0% |
| Walnut Grove CDP (Hardin County), TN | 252 | $0 | 100.0% |
| City | Population | Household Income | National Avg. |
| Anderson, AL | 252 | $71,250 | 28.8% |
| Carolina, AL | 252 | $46,250 | 16.4% |
| Geiger, AL | 252 | $31,875 | 42.4% |
| Waverly, AL | 252 | $60,000 | 8.5% |
| O'Kean, AR | 252 | $36,250 | 34.5% |
| Walnut Grove CDP (Hardin County), TN | 252 | $0 | 100.0% |
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