| | Saginaw, TX | Benbrook, TX | United States |
| Population | 23,676 | 24,248 | 329,725,481 |
| Female Population | 48.8% | 52.0% | 50.5% |
| Male Population | 51.2% | 48.0% | 49.5% |
| Median Age | 36.9 | 38.4 | 38.4 |
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| Population - 2010 | 20,153 | 21,261 | 309,327,143 |
| Population - 2000 | 12,374 | 20,208 | 285,036,114 |
| Population - 1990 | 8,551 | 19,564 | 251,960,433 |
| Pop. 2000 to Now | 100.9% | 15.4% | 15.6% |
| Pop. 1990 to Now | 190.7% | 19.2% | 30.8% |
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| Population Density | 3,104.6 | 2,252.9 | 93.4 |
| Land Area | 7.6 | 10.8 | 3,531,905.4 |
| Water Area | 0.0 | 0.3 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Saginaw, TX | Benbrook, TX | United States |
| Age 0 to 4 | 7.5% | 6.6% | 5.9% |
| Age 5 to 9 | 7.8% | 6.2% | 6.1% |
| Age 10 to 14 | 7.0% | 8.0% | 6.6% |
| Age 15 to 17 | 4.5% | 4.1% | 3.9% |
| Age 18 to 20 | 3.1% | 2.1% | 4.0% |
| Age 21 to 24 | 6.3% | 4.5% | 5.2% |
| Age 25 to 34 | 11.2% | 12.0% | 13.8% |
| Age 35 to 44 | 12.7% | 14.4% | 12.9% |
| Age 45 to 54 | 13.4% | 12.1% | 12.6% |
| Age 55 to 59 | 6.1% | 6.7% | 6.7% |
| Age 60 to 64 | 6.6% | 5.8% | 6.3% |
| Age 65 to 74 | 9.5% | 10.0% | 9.6% |
| Age 75 to 84 | 3.0% | 4.8% | 4.5% |
| Age 85 and over | 1.4% | 2.7% | 1.9% |
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| Race | | | |
| | Saginaw, TX | Benbrook, TX | United States |
| White | 51.4% | 67.9% | 59.4% |
| Black | 6.5% | 4.7% | 12.2% |
| Asian | 1.6% | 1.7% | 5.6% |
| Native American | 0.6% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.2% | 0.2% | 0.2% |
| Other | 0.0% | 0.2% | 0.4% |
| Two or More Races | 1.4% | 2.5% | 3.2% |
| Hispanic | 38.3% | 22.8% | 18.4% |
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| Marriage & Family | | | |
| | Saginaw, TX | Benbrook, TX | United States |
| Married Population | 53.6% | 55.2% | 49.8% |
| Currently Married | 52.3% | 53.6% | 48.0% |
| Married but Separated | 1.3% | 1.6% | 1.8% |
| Single Population | 46.4% | 44.8% | 50.2% |
| Never Married | 28.7% | 26.6% | 33.8% |
| Divorced | 13.3% | 12.9% | 10.8% |
| Widowed | 4.4% | 5.4% | 5.6% |
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| Household Size | 2.85 | 2.46 | 2.60 |
| Households | 8,301 | 9,793 | 124,010,992 |
| Family Households | 6,048 | 6,308 | 80,755,759 |
| Married couple, w/children | 40.0% | 34.2% | 30.5% |
| Married couple, no children | 36.1% | 43.5% | 42.9% |
| Non Family Households | 2,253 | 3,485 | 43,255,233 |
| Single householder, w/children | 13.4% | 14.4% | 15.8% |
| Single householder, no children | 10.4% | 7.9% | 10.8% |