| | Northville, MI | Menasha, WI | United States |
| Population | 6,106 | 18,157 | 329,725,481 |
| Female Population | 53.2% | 50.9% | 50.5% |
| Male Population | 46.8% | 49.1% | 49.5% |
| Median Age | 50.4 | 37.9 | 38.4 |
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| Population - 2010 | 5,971 | 17,524 | 309,327,143 |
| Population - 2000 | 6,459 | 16,331 | 285,036,114 |
| Population - 1990 | 6,226 | 14,711 | 251,960,433 |
| Pop. 2000 to Now | -8.3% | 9.0% | 15.6% |
| Pop. 1990 to Now | -4.8% | 21.0% | 30.8% |
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| Population Density | 2,994.6 | 2,997.7 | 93.4 |
| Land Area | 2.0 | 6.1 | 3,531,905.4 |
| Water Area | 0.0 | 1.7 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Northville, MI | Menasha, WI | United States |
| Age 0 to 4 | 4.9% | 6.6% | 5.9% |
| Age 5 to 9 | 3.9% | 7.4% | 6.1% |
| Age 10 to 14 | 6.4% | 5.3% | 6.6% |
| Age 15 to 17 | 3.4% | 3.3% | 3.9% |
| Age 18 to 20 | 1.6% | 3.5% | 4.0% |
| Age 21 to 24 | 2.4% | 6.0% | 5.2% |
| Age 25 to 34 | 9.5% | 13.8% | 13.8% |
| Age 35 to 44 | 8.6% | 15.6% | 12.9% |
| Age 45 to 54 | 14.8% | 12.4% | 12.6% |
| Age 55 to 59 | 9.2% | 8.2% | 6.7% |
| Age 60 to 64 | 12.0% | 5.2% | 6.3% |
| Age 65 to 74 | 13.6% | 8.0% | 9.6% |
| Age 75 to 84 | 6.9% | 3.1% | 4.5% |
| Age 85 and over | 2.8% | 1.5% | 1.9% |
| space1 | | | |
| Race | | | |
| | Northville, MI | Menasha, WI | United States |
| White | 92.1% | 83.4% | 59.4% |
| Black | 0.0% | 1.4% | 12.2% |
| Asian | 3.5% | 3.3% | 5.6% |
| Native American | 0.0% | 0.5% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.1% | 0.2% |
| Other | 0.0% | 0.2% | 0.4% |
| Two or More Races | 0.3% | 3.4% | 3.2% |
| Hispanic | 4.1% | 7.6% | 18.4% |
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| Marriage & Family | | | |
| | Northville, MI | Menasha, WI | United States |
| Married Population | 56.4% | 46.3% | 49.8% |
| Currently Married | 56.2% | 45.3% | 48.0% |
| Married but Separated | 0.2% | 1.1% | 1.8% |
| Single Population | 43.6% | 53.7% | 50.2% |
| Never Married | 18.2% | 35.1% | 33.8% |
| Divorced | 16.9% | 12.8% | 10.8% |
| Widowed | 8.6% | 5.8% | 5.6% |
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| Household Size | 2.29 | 2.23 | 2.60 |
| Households | 2,652 | 8,114 | 124,010,992 |
| Family Households | 1,797 | 4,315 | 80,755,759 |
| Married couple, w/children | 25.5% | 33.7% | 30.5% |
| Married couple, no children | 52.5% | 40.9% | 42.9% |
| Non Family Households | 855 | 3,799 | 43,255,233 |
| Single householder, w/children | 9.9% | 18.0% | 15.8% |
| Single householder, no children | 12.1% | 7.4% | 10.8% |