| Index | Sammy Martinez | Texas | National |
| Income per capita | $17,864 | $41,777 | $44,883 |
| Median household income | $0 | $80,880 | $81,333 |
| Median income owner occupied | $0 | $107,635 | $106,172 |
| Median income renter occupied | $0 | $54,463 | $52,080 |
| Median earnings male | $0 | $53,620 | $54,343 |
| Median earnings female | $0 | $36,296 | $38,439 |
| Unemployment rate | 0.0% | 4.3% | 4.9% |
| Poverty level | 0.0% | 16.7% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 0.0% | 0.0% |
| Manufacturing sector | 0.0% | 0.0% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 0.0% | 0.0% |
| Public administration | 0.0% | 0.0% |
| Transportation, warehousing & utilities | 0.0% | 0.0% |
| Education, health & social services | 0.0% | 0.0% |
| Other | 100.0% | 100.0% |
| City | Population | Household Income | National Avg. |
| El Rancho Vela, TX | 924 | $153,880 | 89.2% |
| Los Ebanos, TX | 552 | $75,391 | 7.3% |
| West Alto Bonito, TX | 382 | $67,956 | 16.4% |
| La Grulla, TX | 1,564 | $58,738 | 27.8% |
| Rio Grande City, TX | 14,759 | $58,189 | 28.5% |
| Sammy Martinez, TX | 118 | $0 | 100.0% |
| City | Population | Household Income | National Avg. |
| Nikolai, AK | 118 | $47,757 | 41.3% |
| Onycha, AL | 118 | $50,416 | 38.0% |
| Ridgeville, AL | 118 | $39,261 | 51.7% |
| Fulton, AR | 118 | $31,916 | 60.8% |
| Staves, AR | 118 | $0 | 100.0% |
| Sammy Martinez, TX | 118 | $0 | 100.0% |