| | Silsbee, TX | Rocksprings, TX | United States |
| Population | 6,822 | 901 | 329,725,481 |
| Female Population | 57.3% | 46.3% | 50.5% |
| Male Population | 42.7% | 53.7% | 49.5% |
| Median Age | 41.7 | 40.8 | 38.4 |
| space3 | | | |
| Population - 2010 | 6,675 | 1,177 | 309,327,143 |
| Population - 2000 | 6,393 | 1,285 | 285,036,114 |
| Population - 1990 | 6,368 | 1,339 | 251,960,433 |
| Pop. 2000 to Now | 3.4% | -12.2% | 15.6% |
| Pop. 1990 to Now | 3.8% | -15.8% | 30.8% |
| space4 | | | |
| Population Density | 888.1 | 741.6 | 93.4 |
| Land Area | 7.7 | 1.2 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Silsbee, TX | Rocksprings, TX | United States |
| Age 0 to 4 | 6.8% | 3.1% | 5.9% |
| Age 5 to 9 | 6.4% | 6.1% | 6.1% |
| Age 10 to 14 | 8.9% | 6.3% | 6.6% |
| Age 15 to 17 | 2.3% | 5.9% | 3.9% |
| Age 18 to 20 | 3.2% | 9.9% | 4.0% |
| Age 21 to 24 | 3.2% | 8.1% | 5.2% |
| Age 25 to 34 | 12.3% | 3.0% | 13.8% |
| Age 35 to 44 | 12.9% | 9.7% | 12.9% |
| Age 45 to 54 | 12.3% | 17.2% | 12.6% |
| Age 55 to 59 | 7.6% | 2.7% | 6.7% |
| Age 60 to 64 | 5.5% | 2.0% | 6.3% |
| Age 65 to 74 | 11.6% | 17.0% | 9.6% |
| Age 75 to 84 | 4.8% | 8.1% | 4.5% |
| Age 85 and over | 2.0% | 1.0% | 1.9% |
| space1 | | | |
| Race | | | |
| | Silsbee, TX | Rocksprings, TX | United States |
| White | 56.1% | 36.0% | 59.4% |
| Black | 27.7% | 0.1% | 12.2% |
| Asian | 0.0% | 0.0% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.7% | 0.0% | 0.4% |
| Two or More Races | 5.5% | 0.2% | 3.2% |
| Hispanic | 10.0% | 63.7% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Silsbee, TX | Rocksprings, TX | United States |
| Married Population | 52.7% | 29.6% | 49.8% |
| Currently Married | 50.6% | 26.5% | 48.0% |
| Married but Separated | 2.2% | 3.0% | 1.8% |
| Single Population | 47.3% | 70.4% | 50.2% |
| Never Married | 20.9% | 39.0% | 33.8% |
| Divorced | 17.8% | 21.0% | 10.8% |
| Widowed | 8.6% | 10.4% | 5.6% |
| space5 | | | |
| Household Size | 2.62 | 2.44 | 2.60 |
| Households | 2,505 | 363 | 124,010,992 |
| Family Households | 1,748 | 173 | 80,755,759 |
| Married couple, w/children | 26.7% | 18.5% | 30.5% |
| Married couple, no children | 39.0% | 46.2% | 42.9% |
| Non Family Households | 757 | 190 | 43,255,233 |
| Single householder, w/children | 19.5% | 35.3% | 15.8% |
| Single householder, no children | 14.8% | 0.0% | 10.8% |