| | Sturtevant, WI | Katy, TX | United States |
| Population | 6,970 | 21,926 | 329,725,481 |
| Female Population | 37.5% | 50.4% | 50.5% |
| Male Population | 62.5% | 49.6% | 49.5% |
| Median Age | 36.5 | 39.7 | 38.4 |
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| Population - 2010 | 6,591 | 14,166 | 309,327,143 |
| Population - 2000 | 5,287 | 11,775 | 285,036,114 |
| Population - 1990 | 3,803 | 8,005 | 251,960,433 |
| Pop. 2000 to Now | 25.5% | 102.9% | 15.6% |
| Pop. 1990 to Now | 74.5% | 198.4% | 30.8% |
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| Population Density | 1,695.5 | 1,508.5 | 93.4 |
| Land Area | 4.1 | 14.5 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Sturtevant, WI | Katy, TX | United States |
| Age 0 to 4 | 5.0% | 6.9% | 5.9% |
| Age 5 to 9 | 5.4% | 9.2% | 6.1% |
| Age 10 to 14 | 4.9% | 8.3% | 6.6% |
| Age 15 to 17 | 4.2% | 3.5% | 3.9% |
| Age 18 to 20 | 5.3% | 1.5% | 4.0% |
| Age 21 to 24 | 4.6% | 3.9% | 5.2% |
| Age 25 to 34 | 17.4% | 11.0% | 13.8% |
| Age 35 to 44 | 18.4% | 14.1% | 12.9% |
| Age 45 to 54 | 12.9% | 16.7% | 12.6% |
| Age 55 to 59 | 6.3% | 5.6% | 6.7% |
| Age 60 to 64 | 6.5% | 6.5% | 6.3% |
| Age 65 to 74 | 5.2% | 8.2% | 9.6% |
| Age 75 to 84 | 3.3% | 3.4% | 4.5% |
| Age 85 and over | 0.7% | 1.3% | 1.9% |
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| Race | | | |
| | Sturtevant, WI | Katy, TX | United States |
| White | 68.5% | 53.2% | 59.4% |
| Black | 12.5% | 11.2% | 12.2% |
| Asian | 1.9% | 6.3% | 5.6% |
| Native American | 0.5% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.1% | 0.0% | 0.2% |
| Other | 0.5% | 1.1% | 0.4% |
| Two or More Races | 4.4% | 4.6% | 3.2% |
| Hispanic | 11.7% | 23.7% | 18.4% |
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| Marriage & Family | | | |
| | Sturtevant, WI | Katy, TX | United States |
| Married Population | 35.9% | 65.9% | 49.8% |
| Currently Married | 34.7% | 63.2% | 48.0% |
| Married but Separated | 1.2% | 2.6% | 1.8% |
| Single Population | 64.1% | 34.1% | 50.2% |
| Never Married | 48.4% | 19.8% | 33.8% |
| Divorced | 12.4% | 9.8% | 10.8% |
| Widowed | 3.4% | 4.5% | 5.6% |
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| Household Size | 2.57 | 3.07 | 2.60 |
| Households | 1,960 | 7,095 | 124,010,992 |
| Family Households | 1,205 | 5,653 | 80,755,759 |
| Married couple, w/children | 37.5% | 40.4% | 30.5% |
| Married couple, no children | 38.1% | 45.5% | 42.9% |
| Non Family Households | 755 | 1,442 | 43,255,233 |
| Single householder, w/children | 19.0% | 7.1% | 15.8% |
| Single householder, no children | 5.4% | 7.0% | 10.8% |