| | Raymondville, TX | Port Aransas, TX | United States |
| Population | 10,574 | 3,058 | 329,725,481 |
| Female Population | 44.1% | 50.5% | 50.5% |
| Male Population | 55.9% | 49.5% | 49.5% |
| Median Age | 32.1 | 55.8 | 38.4 |
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| Population - 2010 | 11,314 | 3,491 | 309,327,143 |
| Population - 2000 | 9,733 | 3,370 | 285,036,114 |
| Population - 1990 | 8,880 | 2,233 | 251,960,433 |
| Pop. 2000 to Now | 10.6% | 30.8% | 15.6% |
| Pop. 1990 to Now | 21.3% | 97.5% | 30.8% |
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| Population Density | 2,569.6 | 341.9 | 93.4 |
| Land Area | 4.1 | 8.9 | 3,531,905.4 |
| Water Area | 0.0 | 5.1 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Raymondville, TX | Port Aransas, TX | United States |
| Age 0 to 4 | 7.1% | 3.4% | 5.9% |
| Age 5 to 9 | 7.6% | 5.4% | 6.1% |
| Age 10 to 14 | 6.9% | 1.7% | 6.6% |
| Age 15 to 17 | 3.2% | 3.7% | 3.9% |
| Age 18 to 20 | 3.8% | 1.8% | 4.0% |
| Age 21 to 24 | 7.0% | 1.6% | 5.2% |
| Age 25 to 34 | 20.3% | 6.1% | 13.8% |
| Age 35 to 44 | 12.7% | 6.9% | 12.9% |
| Age 45 to 54 | 12.0% | 18.8% | 12.6% |
| Age 55 to 59 | 2.6% | 10.7% | 6.7% |
| Age 60 to 64 | 5.2% | 12.3% | 6.3% |
| Age 65 to 74 | 6.6% | 18.1% | 9.6% |
| Age 75 to 84 | 3.3% | 8.4% | 4.5% |
| Age 85 and over | 1.8% | 1.1% | 1.9% |
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| Race | | | |
| | Raymondville, TX | Port Aransas, TX | United States |
| White | 8.7% | 85.5% | 59.4% |
| Black | 1.2% | 0.0% | 12.2% |
| Asian | 0.0% | 0.0% | 5.6% |
| Native American | 0.0% | 0.2% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 0.8% | 1.4% | 3.2% |
| Hispanic | 89.3% | 12.9% | 18.4% |
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| Marriage & Family | | | |
| | Raymondville, TX | Port Aransas, TX | United States |
| Married Population | 43.0% | 58.2% | 49.8% |
| Currently Married | 36.0% | 56.6% | 48.0% |
| Married but Separated | 7.0% | 1.5% | 1.8% |
| Single Population | 57.0% | 41.8% | 50.2% |
| Never Married | 39.6% | 17.0% | 33.8% |
| Divorced | 11.3% | 19.7% | 10.8% |
| Widowed | 6.1% | 5.1% | 5.6% |
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| Household Size | 3.59 | 2.12 | 2.60 |
| Households | 2,632 | 1,445 | 124,010,992 |
| Family Households | 2,024 | 924 | 80,755,759 |
| Married couple, w/children | 24.4% | 21.6% | 30.5% |
| Married couple, no children | 25.0% | 59.5% | 42.9% |
| Non Family Households | 608 | 521 | 43,255,233 |
| Single householder, w/children | 32.3% | 6.0% | 15.8% |
| Single householder, no children | 18.2% | 12.9% | 10.8% |