| | Los Fresnos, TX | Higganum, CT | United States |
| Population | 8,023 | 1,833 | 329,725,481 |
| Female Population | 51.8% | 44.9% | 50.5% |
| Male Population | 48.2% | 55.1% | 49.5% |
| Median Age | 32.1 | 42.9 | 38.4 |
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| Population - 2010 | 7,051 | 1,736 | 309,327,143 |
| Population - 2000 | 4,512 | 1,671 | 285,036,114 |
| Population - 1990 | 2,473 | 1,692 | 251,960,433 |
| Pop. 2000 to Now | 73.5% | 0.9% | 15.6% |
| Pop. 1990 to Now | 216.5% | -0.4% | 30.8% |
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| Population Density | 1,966.4 | 373.0 | 93.4 |
| Land Area | 4.1 | 4.9 | 3,531,905.4 |
| Water Area | 0.2 | 0.2 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Los Fresnos, TX | Higganum, CT | United States |
| Age 0 to 4 | 8.1% | 1.1% | 5.9% |
| Age 5 to 9 | 8.1% | 11.9% | 6.1% |
| Age 10 to 14 | 12.9% | 8.9% | 6.6% |
| Age 15 to 17 | 7.8% | 2.1% | 3.9% |
| Age 18 to 20 | 6.0% | 0.0% | 4.0% |
| Age 21 to 24 | 3.4% | 0.0% | 5.2% |
| Age 25 to 34 | 8.2% | 7.2% | 13.8% |
| Age 35 to 44 | 15.0% | 22.2% | 12.9% |
| Age 45 to 54 | 12.5% | 17.8% | 12.6% |
| Age 55 to 59 | 5.4% | 5.5% | 6.7% |
| Age 60 to 64 | 3.9% | 7.1% | 6.3% |
| Age 65 to 74 | 3.2% | 13.1% | 9.6% |
| Age 75 to 84 | 4.3% | 1.0% | 4.5% |
| Age 85 and over | 1.3% | 2.0% | 1.9% |
| space1 | | | |
| Race | | | |
| | Los Fresnos, TX | Higganum, CT | United States |
| White | 8.4% | 84.4% | 59.4% |
| Black | 0.0% | 0.0% | 12.2% |
| Asian | 0.0% | 6.7% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 0.0% | 0.9% | 3.2% |
| Hispanic | 91.6% | 8.0% | 18.4% |
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| Marriage & Family | | | |
| | Los Fresnos, TX | Higganum, CT | United States |
| Married Population | 49.7% | 69.8% | 49.8% |
| Currently Married | 47.3% | 69.8% | 48.0% |
| Married but Separated | 2.4% | 0.0% | 1.8% |
| Single Population | 50.3% | 30.2% | 50.2% |
| Never Married | 35.6% | 11.3% | 33.8% |
| Divorced | 7.4% | 15.3% | 10.8% |
| Widowed | 7.3% | 3.6% | 5.6% |
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| Household Size | 3.60 | 2.33 | 2.60 |
| Households | 2,227 | 782 | 124,010,992 |
| Family Households | 1,820 | 611 | 80,755,759 |
| Married couple, w/children | 36.1% | 17.7% | 30.5% |
| Married couple, no children | 20.9% | 59.9% | 42.9% |
| Non Family Households | 407 | 171 | 43,255,233 |
| Single householder, w/children | 37.1% | 20.6% | 15.8% |
| Single householder, no children | 5.8% | 1.8% | 10.8% |