| | Brushy Creek, TX | Dripping Springs, TX | United States |
| Population | 22,972 | 4,699 | 329,725,481 |
| Female Population | 48.0% | 49.0% | 50.5% |
| Male Population | 52.0% | 51.0% | 49.5% |
| Median Age | 38.7 | 37 | 38.4 |
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| Population - 2010 | 22,173 | 2,209 | 309,327,143 |
| Population - 2000 | 15,371 | 1,548 | 285,036,114 |
| Population - 1990 | 5,833 | 1,033 | 251,960,433 |
| Pop. 2000 to Now | 63.6% | 325.5% | 15.6% |
| Pop. 1990 to Now | 331.1% | 537.7% | 30.8% |
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| Population Density | 3,508.8 | 734.7 | 93.4 |
| Land Area | 6.5 | 6.4 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Brushy Creek, TX | Dripping Springs, TX | United States |
| Age 0 to 4 | 5.3% | 8.0% | 5.9% |
| Age 5 to 9 | 7.8% | 8.1% | 6.1% |
| Age 10 to 14 | 10.0% | 7.4% | 6.6% |
| Age 15 to 17 | 5.3% | 3.7% | 3.9% |
| Age 18 to 20 | 3.4% | 5.7% | 4.0% |
| Age 21 to 24 | 4.0% | 5.8% | 5.2% |
| Age 25 to 34 | 9.8% | 8.0% | 13.8% |
| Age 35 to 44 | 16.5% | 18.8% | 12.9% |
| Age 45 to 54 | 17.6% | 10.8% | 12.6% |
| Age 55 to 59 | 5.9% | 5.7% | 6.7% |
| Age 60 to 64 | 5.6% | 3.7% | 6.3% |
| Age 65 to 74 | 5.4% | 4.5% | 9.6% |
| Age 75 to 84 | 2.4% | 5.5% | 4.5% |
| Age 85 and over | 1.1% | 4.3% | 1.9% |
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| Race | | | |
| | Brushy Creek, TX | Dripping Springs, TX | United States |
| White | 59.1% | 79.3% | 59.4% |
| Black | 6.9% | 0.6% | 12.2% |
| Asian | 12.3% | 3.5% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.1% | 0.0% | 0.2% |
| Other | 0.1% | 0.0% | 0.4% |
| Two or More Races | 4.5% | 1.5% | 3.2% |
| Hispanic | 17.0% | 15.2% | 18.4% |
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| Marriage & Family | | | |
| | Brushy Creek, TX | Dripping Springs, TX | United States |
| Married Population | 64.3% | 59.2% | 49.8% |
| Currently Married | 62.0% | 56.7% | 48.0% |
| Married but Separated | 2.3% | 2.5% | 1.8% |
| Single Population | 35.7% | 40.8% | 50.2% |
| Never Married | 25.4% | 27.0% | 33.8% |
| Divorced | 8.7% | 7.8% | 10.8% |
| Widowed | 1.6% | 6.0% | 5.6% |
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| Household Size | 2.95 | 2.73 | 2.60 |
| Households | 7,779 | 1,692 | 124,010,992 |
| Family Households | 6,089 | 1,248 | 80,755,759 |
| Married couple, w/children | 48.7% | 42.3% | 30.5% |
| Married couple, no children | 37.1% | 39.3% | 42.9% |
| Non Family Households | 1,690 | 444 | 43,255,233 |
| Single householder, w/children | 10.1% | 14.0% | 15.8% |
| Single householder, no children | 4.1% | 4.4% | 10.8% |