| | Troy, TX | Rosebud, TX | United States |
| Population | 3,886 | 1,442 | 329,725,481 |
| Female Population | 52.2% | 36.9% | 50.5% |
| Male Population | 47.8% | 63.1% | 49.5% |
| Median Age | 29.6 | 43.1 | 38.4 |
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| Population - 2010 | 1,689 | 1,431 | 309,327,143 |
| Population - 2000 | 1,378 | 1,493 | 285,036,114 |
| Population - 1990 | 1,395 | 1,638 | 251,960,433 |
| Pop. 2000 to Now | 59.0% | -10.0% | 15.6% |
| Pop. 1990 to Now | 57.1% | -18.0% | 30.8% |
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| Population Density | 838.4 | 1,793.5 | 93.4 |
| Land Area | 4.6 | 0.8 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Troy, TX | Rosebud, TX | United States |
| Age 0 to 4 | 13.2% | 6.6% | 5.9% |
| Age 5 to 9 | 9.6% | 6.1% | 6.1% |
| Age 10 to 14 | 9.1% | 7.2% | 6.6% |
| Age 15 to 17 | 5.5% | 3.5% | 3.9% |
| Age 18 to 20 | 2.8% | 7.8% | 4.0% |
| Age 21 to 24 | 1.6% | 3.5% | 5.2% |
| Age 25 to 34 | 17.0% | 10.1% | 13.8% |
| Age 35 to 44 | 16.1% | 13.9% | 12.9% |
| Age 45 to 54 | 7.8% | 6.7% | 12.6% |
| Age 55 to 59 | 4.1% | 4.6% | 6.7% |
| Age 60 to 64 | 2.2% | 4.0% | 6.3% |
| Age 65 to 74 | 7.5% | 10.1% | 9.6% |
| Age 75 to 84 | 3.1% | 7.7% | 4.5% |
| Age 85 and over | 0.5% | 8.3% | 1.9% |
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| Race | | | |
| | Troy, TX | Rosebud, TX | United States |
| White | 65.1% | 47.4% | 59.4% |
| Black | 1.6% | 6.0% | 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 | 0.2% | 0.0% | 0.4% |
| Two or More Races | 1.5% | 0.4% | 3.2% |
| Hispanic | 31.7% | 46.2% | 18.4% |
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| Marriage & Family | | | |
| | Troy, TX | Rosebud, TX | United States |
| Married Population | 58.4% | 30.7% | 49.8% |
| Currently Married | 57.3% | 30.7% | 48.0% |
| Married but Separated | 1.2% | 0.0% | 1.8% |
| Single Population | 41.6% | 69.3% | 50.2% |
| Never Married | 23.6% | 32.6% | 33.8% |
| Divorced | 11.9% | 17.6% | 10.8% |
| Widowed | 6.1% | 19.1% | 5.6% |
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| Household Size | 3.45 | 3.08 | 2.60 |
| Households | 1,125 | 453 | 124,010,992 |
| Family Households | 916 | 272 | 80,755,759 |
| Married couple, w/children | 49.5% | 31.3% | 30.5% |
| Married couple, no children | 27.5% | 31.6% | 42.9% |
| Non Family Households | 209 | 181 | 43,255,233 |
| Single householder, w/children | 15.8% | 10.7% | 15.8% |
| Single householder, no children | 7.2% | 26.5% | 10.8% |