| | Webster, TX | Deer Park, TX | United States |
| Population | 12,280 | 34,240 | 329,725,481 |
| Female Population | 50.7% | 49.2% | 50.5% |
| Male Population | 49.3% | 50.8% | 49.5% |
| Median Age | 31.6 | 36.9 | 38.4 |
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| Population - 2010 | 10,638 | 32,094 | 309,327,143 |
| Population - 2000 | 9,083 | 28,520 | 285,036,114 |
| Population - 1990 | 4,678 | 27,652 | 251,960,433 |
| Pop. 2000 to Now | 24.3% | 15.4% | 15.6% |
| Pop. 1990 to Now | 141.4% | 19.0% | 30.8% |
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| Population Density | 1,921.2 | 3,269.4 | 93.4 |
| Land Area | 6.4 | 10.5 | 3,531,905.4 |
| Water Area | 0.2 | 0.1 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Webster, TX | Deer Park, TX | United States |
| Age 0 to 4 | 7.2% | 6.3% | 5.9% |
| Age 5 to 9 | 4.3% | 6.7% | 6.1% |
| Age 10 to 14 | 4.8% | 6.2% | 6.6% |
| Age 15 to 17 | 3.0% | 5.7% | 3.9% |
| Age 18 to 20 | 4.1% | 4.4% | 4.0% |
| Age 21 to 24 | 7.4% | 7.1% | 5.2% |
| Age 25 to 34 | 25.0% | 10.8% | 13.8% |
| Age 35 to 44 | 11.9% | 13.7% | 12.9% |
| Age 45 to 54 | 10.0% | 12.2% | 12.6% |
| Age 55 to 59 | 8.0% | 6.9% | 6.7% |
| Age 60 to 64 | 3.3% | 4.8% | 6.3% |
| Age 65 to 74 | 6.1% | 9.7% | 9.6% |
| Age 75 to 84 | 2.8% | 3.9% | 4.5% |
| Age 85 and over | 2.0% | 1.5% | 1.9% |
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| Race | | | |
| | Webster, TX | Deer Park, TX | United States |
| White | 41.5% | 56.1% | 59.4% |
| Black | 14.8% | 2.2% | 12.2% |
| Asian | 4.4% | 1.1% | 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 | 3.2% | 2.9% | 3.2% |
| Hispanic | 36.0% | 37.5% | 18.4% |
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| Marriage & Family | | | |
| | Webster, TX | Deer Park, TX | United States |
| Married Population | 35.4% | 56.7% | 49.8% |
| Currently Married | 31.7% | 55.0% | 48.0% |
| Married but Separated | 3.8% | 1.7% | 1.8% |
| Single Population | 64.6% | 43.3% | 50.2% |
| Never Married | 47.6% | 27.7% | 33.8% |
| Divorced | 12.2% | 9.3% | 10.8% |
| Widowed | 4.7% | 6.2% | 5.6% |
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| Household Size | 2.00 | 2.92 | 2.60 |
| Households | 6,065 | 11,682 | 124,010,992 |
| Family Households | 2,819 | 8,865 | 80,755,759 |
| Married couple, w/children | 13.1% | 37.0% | 30.5% |
| Married couple, no children | 41.6% | 42.2% | 42.9% |
| Non Family Households | 3,246 | 2,817 | 43,255,233 |
| Single householder, w/children | 31.1% | 13.3% | 15.8% |
| Single householder, no children | 14.2% | 7.6% | 10.8% |