| Index | Mercedes | Texas | National |
| Income per capita | $12,458 | $26,513 | $28,555 |
| Median household income | $30,644 | $52,576 | $53,482 |
| Median income owner occupied | $43,016 | $68,067 | $68,142 |
| Median income renter occupied | $15,757 | $34,156 | $33,219 |
| Median earnings male | $20,040 | $34,774 | $36,116 |
| Median earnings female | $15,653 | $24,235 | $25,692 |
| Unemployment rate | 10.2% | 4.9% | 5.8% |
| Poverty level | 42.8% | 17.7% | 15.6% |
| Labour Type | Male | Female |
| Construction industry | 19.2% | 1.8% |
| Manufacturing sector | 4.1% | 4.7% |
| Financial & insurance services | 1.6% | 1.4% |
| Wholesale & retail services | 16.1% | 19.8% |
| Public administration | 3.1% | 2.7% |
| Transportation, warehousing & utilities | 7.4% | 2.0% |
| Education, health & social services | 20.7% | 58.4% |
| Other | 25.5% | 12.2% |
| City, State | Population | Household Income | National Avg. |
| Progreso Lakes, TX | 336 | $74,375 | 39% |
| Palm Valley, TX | 1,628 | $71,591 | 34% |
| Lasana, TX | 52 | $62,708 | 17% |
| Midway South, TX | 2,994 | $51,125 | 4% |
| Primera, TX | 4,138 | $44,250 | 17% |
| Mercedes, TX | 16,271 | $30,644 | 43% |
| City, State | Population | Household Income | National Avg. |
| Maitland, FL | 16,273 | $69,080 | 29% |
| Welby, CO | 16,273 | $46,309 | 13% |
| Mastic, NY | 16,274 | $70,600 | 32% |
| Three Lakes, FL | 16,263 | $70,011 | 31% |
| Bellmore, NY | 16,260 | $113,306 | 112% |
| Mercedes, TX | 16,271 | $30,644 | 43% |