| | Sachse, TX | Perry, GA | United States |
| Population | 26,797 | 20,227 | 329,725,481 |
| Female Population | 53.1% | 52.2% | 50.5% |
| Male Population | 46.9% | 47.9% | 49.5% |
| Median Age | 42.1 | 36.8 | 38.4 |
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| Population - 2010 | 20,436 | 13,617 | 309,327,143 |
| Population - 2000 | 9,751 | 9,602 | 285,036,114 |
| Population - 1990 | 5,346 | 9,452 | 251,960,433 |
| Pop. 2000 to Now | 166.3% | 96.3% | 15.6% |
| Pop. 1990 to Now | 385.7% | 99.4% | 30.8% |
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| Population Density | 2,743.6 | 756.1 | 93.4 |
| Land Area | 9.8 | 26.8 | 3,531,905.4 |
| Water Area | 0.1 | 0.1 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Sachse, TX | Perry, GA | United States |
| Age 0 to 4 | 5.7% | 5.6% | 5.9% |
| Age 5 to 9 | 4.5% | 6.1% | 6.1% |
| Age 10 to 14 | 8.3% | 6.3% | 6.6% |
| Age 15 to 17 | 3.9% | 3.9% | 3.9% |
| Age 18 to 20 | 4.2% | 3.9% | 4.0% |
| Age 21 to 24 | 4.0% | 5.2% | 5.2% |
| Age 25 to 34 | 8.9% | 16.4% | 13.8% |
| Age 35 to 44 | 14.9% | 13.1% | 12.9% |
| Age 45 to 54 | 19.0% | 11.8% | 12.6% |
| Age 55 to 59 | 7.4% | 5.9% | 6.7% |
| Age 60 to 64 | 6.4% | 5.8% | 6.3% |
| Age 65 to 74 | 8.6% | 10.3% | 9.6% |
| Age 75 to 84 | 3.5% | 4.4% | 4.5% |
| Age 85 and over | 0.6% | 1.1% | 1.9% |
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| Race | | | |
| | Sachse, TX | Perry, GA | United States |
| White | 56.9% | 54.3% | 59.4% |
| Black | 11.8% | 35.7% | 12.2% |
| Asian | 18.2% | 1.2% | 5.6% |
| Native American | 0.8% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.1% | 0.3% | 0.4% |
| Two or More Races | 3.8% | 2.1% | 3.2% |
| Hispanic | 8.4% | 6.4% | 18.4% |
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| Marriage & Family | | | |
| | Sachse, TX | Perry, GA | United States |
| Married Population | 63.1% | 50.2% | 49.8% |
| Currently Married | 61.9% | 47.8% | 48.0% |
| Married but Separated | 1.2% | 2.5% | 1.8% |
| Single Population | 36.9% | 49.8% | 50.2% |
| Never Married | 24.7% | 29.3% | 33.8% |
| Divorced | 8.2% | 15.1% | 10.8% |
| Widowed | 4.1% | 5.3% | 5.6% |
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| Household Size | 2.87 | 2.37 | 2.60 |
| Households | 9,325 | 8,181 | 124,010,992 |
| Family Households | 7,126 | 5,254 | 80,755,759 |
| Married couple, w/children | 40.4% | 33.7% | 30.5% |
| Married couple, no children | 43.5% | 38.8% | 42.9% |
| Non Family Households | 2,199 | 2,927 | 43,255,233 |
| Single householder, w/children | 9.2% | 19.0% | 15.8% |
| Single householder, no children | 6.9% | 8.5% | 10.8% |