| | Double Oak, TX | Pelham, MA | United States |
| Population | 3,020 | 1,280 | 329,725,481 |
| Female Population | 51.9% | 52.7% | 50.5% |
| Male Population | 48.2% | 47.3% | 49.5% |
| Median Age | 47.3 | 45.2 | 38.4 |
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| Population - 2010 | 2,883 | 1,323 | 309,327,143 |
| Population - 2000 | 2,179 | 1,403 | 285,036,114 |
| Population - 1990 | 1,664 | 1,373 | 251,960,433 |
| Pop. 2000 to Now | 42.3% | -7.0% | 15.6% |
| Pop. 1990 to Now | 86.4% | -5.0% | 30.8% |
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| Population Density | 1,235.7 | 51.0 | 93.4 |
| Land Area | 2.4 | 25.1 | 3,531,905.4 |
| Water Area | 0.0 | 1.4 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Double Oak, TX | Pelham, MA | United States |
| Age 0 to 4 | 2.7% | 2.7% | 5.9% |
| Age 5 to 9 | 6.9% | 4.8% | 6.1% |
| Age 10 to 14 | 6.2% | 6.3% | 6.6% |
| Age 15 to 17 | 5.1% | 6.7% | 3.9% |
| Age 18 to 20 | 3.3% | 3.9% | 4.0% |
| Age 21 to 24 | 4.1% | 2.2% | 5.2% |
| Age 25 to 34 | 6.0% | 10.0% | 13.8% |
| Age 35 to 44 | 11.9% | 13.1% | 12.9% |
| Age 45 to 54 | 15.4% | 13.8% | 12.6% |
| Age 55 to 59 | 10.8% | 5.7% | 6.7% |
| Age 60 to 64 | 5.2% | 7.3% | 6.3% |
| Age 65 to 74 | 17.4% | 13.2% | 9.6% |
| Age 75 to 84 | 3.8% | 6.7% | 4.5% |
| Age 85 and over | 1.1% | 3.5% | 1.9% |
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| Race | | | |
| | Double Oak, TX | Pelham, MA | United States |
| White | 83.4% | 86.0% | 59.4% |
| Black | 2.6% | 4.4% | 12.2% |
| Asian | 2.3% | 2.3% | 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 | 3.3% | 1.0% | 3.2% |
| Hispanic | 8.4% | 6.2% | 18.4% |
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| Marriage & Family | | | |
| | Double Oak, TX | Pelham, MA | United States |
| Married Population | 68.9% | 53.9% | 49.8% |
| Currently Married | 68.9% | 53.6% | 48.0% |
| Married but Separated | 0.0% | 0.4% | 1.8% |
| Single Population | 31.1% | 46.1% | 50.2% |
| Never Married | 20.5% | 31.8% | 33.8% |
| Divorced | 5.4% | 6.3% | 10.8% |
| Widowed | 5.2% | 8.0% | 5.6% |
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| Household Size | 3.13 | 2.36 | 2.60 |
| Households | 962 | 543 | 124,010,992 |
| Family Households | 865 | 317 | 80,755,759 |
| Married couple, w/children | 32.8% | 37.5% | 30.5% |
| Married couple, no children | 60.1% | 52.1% | 42.9% |
| Non Family Households | 97 | 226 | 43,255,233 |
| Single householder, w/children | 3.1% | 8.8% | 15.8% |
| Single householder, no children | 3.9% | 1.6% | 10.8% |