| Index | Cumby | Texas | National |
| Income per capita | $32,969 | $41,777 | $44,883 |
| Median household income | $79,192 | $80,880 | $81,333 |
| Median income owner occupied | $81,717 | $107,635 | $106,172 |
| Median income renter occupied | $79,247 | $54,463 | $52,080 |
| Median earnings male | $62,547 | $53,620 | $54,343 |
| Median earnings female | $52,252 | $36,296 | $38,439 |
| Unemployment rate | 3.9% | 4.3% | 4.9% |
| Poverty level | 15.8% | 16.7% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 26.3% | 26.3% |
| Manufacturing sector | 23.4% | 23.4% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 16.0% | 16.0% |
| Public administration | 0.0% | 0.0% |
| Transportation, warehousing & utilities | 14.9% | 14.9% |
| Education, health & social services | 1.7% | 1.7% |
| Other | 12.6% | 12.6% |
| City | Population | Household Income | National Avg. |
| Lone Oak, TX | 644 | $78,485 | 3.5% |
| Sulphur Springs, TX | 16,573 | $72,528 | 10.8% |
| Neylandville, TX | 175 | $71,584 | 12.0% |
| Campbell, TX | 963 | $69,123 | 15.0% |
| Point, TX | 1,123 | $58,573 | 28.0% |
| Cumby, TX | 836 | $79,192 | 2.6% |
| City | Population | Household Income | National Avg. |
| Maricopa Colony, AZ | 836 | $62,438 | 23.2% |
| Tignall, GA | 836 | $72,806 | 10.5% |
| Garnavillo, IA | 836 | $103,411 | 27.1% |
| Millersburg, IN | 836 | $113,054 | 39.0% |
| Spring Valley, KY | 836 | $213,157 | 162.1% |
| Cumby, TX | 836 | $79,192 | 2.6% |