| | Main, PA | Wisconsin, MN | United States |
| Population | 1,397 | 199 | 329,725,481 |
| Female Population | 53.7% | 36.2% | 50.5% |
| Male Population | 46.3% | 63.8% | 49.5% |
| Median Age | 40.7 | 53.1 | 38.4 |
| space3 | | | |
| Population - 2010 | 1,238 | 220 | 309,327,143 |
| Population - 2000 | 1,289 | 263 | 285,036,114 |
| Population - 1990 | 1,241 | 281 | 251,960,433 |
| Pop. 2000 to Now | -2.6% | -19.4% | 15.6% |
| Pop. 1990 to Now | 1.1% | -24.6% | 30.8% |
| space4 | | | |
| Population Density | 86.5 | 5.6 | 93.4 |
| Land Area | 16.1 | 35.5 | 3,531,905.4 |
| Water Area | 0.5 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Main, PA | Wisconsin, MN | United States |
| Age 0 to 4 | 2.3% | 4.5% | 5.9% |
| Age 5 to 9 | 5.8% | 6.0% | 6.1% |
| Age 10 to 14 | 11.6% | 3.0% | 6.6% |
| Age 15 to 17 | 6.2% | 10.1% | 3.9% |
| Age 18 to 20 | 4.5% | 0.5% | 4.0% |
| Age 21 to 24 | 2.4% | 4.0% | 5.2% |
| Age 25 to 34 | 9.2% | 4.5% | 13.8% |
| Age 35 to 44 | 14.7% | 6.5% | 12.9% |
| Age 45 to 54 | 9.3% | 18.6% | 12.6% |
| Age 55 to 59 | 7.0% | 6.5% | 6.7% |
| Age 60 to 64 | 7.6% | 8.0% | 6.3% |
| Age 65 to 74 | 14.7% | 9.5% | 9.6% |
| Age 75 to 84 | 3.4% | 9.5% | 4.5% |
| Age 85 and over | 1.4% | 8.5% | 1.9% |
| space1 | | | |
| Race | | | |
| | Main, PA | Wisconsin, MN | United States |
| White | 99.2% | 97.5% | 59.4% |
| Black | 0.0% | 0.0% | 12.2% |
| Asian | 0.4% | 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 | 0.1% | 0.5% | 3.2% |
| Hispanic | 0.0% | 2.0% | 18.4% |
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| Marriage & Family | | | |
| | Main, PA | Wisconsin, MN | United States |
| Married Population | 51.2% | 53.5% | 49.8% |
| Currently Married | 49.0% | 53.5% | 48.0% |
| Married but Separated | 2.2% | 0.0% | 1.8% |
| Single Population | 48.8% | 46.5% | 50.2% |
| Never Married | 28.3% | 19.2% | 33.8% |
| Divorced | 11.9% | 9.3% | 10.8% |
| Widowed | 8.5% | 18.0% | 5.6% |
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| Household Size | 2.69 | 2.19 | 2.60 |
| Households | 520 | 91 | 124,010,992 |
| Family Households | 372 | 53 | 80,755,759 |
| Married couple, w/children | 23.9% | 49.1% | 30.5% |
| Married couple, no children | 47.0% | 39.6% | 42.9% |
| Non Family Households | 148 | 38 | 43,255,233 |
| Single householder, w/children | 19.4% | 0.0% | 15.8% |
| Single householder, no children | 9.7% | 11.3% | 10.8% |