| | Lomira, WI | Post Falls, ID | United States |
| Population | 2,638 | 38,162 | 329,725,481 |
| Female Population | 50.9% | 52.1% | 50.5% |
| Male Population | 49.1% | 47.9% | 49.5% |
| Median Age | 38.4 | 34.1 | 38.4 |
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| Population - 2010 | 2,429 | 27,950 | 309,327,143 |
| Population - 2000 | 2,233 | 17,247 | 285,036,114 |
| Population - 1990 | 1,542 | 7,349 | 251,960,433 |
| Pop. 2000 to Now | 9.9% | 125.7% | 15.6% |
| Pop. 1990 to Now | 59.1% | 429.8% | 30.8% |
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| Population Density | 1,235.6 | 2,613.1 | 93.4 |
| Land Area | 2.1 | 14.6 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Lomira, WI | Post Falls, ID | United States |
| Age 0 to 4 | 6.7% | 8.3% | 5.9% |
| Age 5 to 9 | 6.3% | 7.3% | 6.1% |
| Age 10 to 14 | 6.1% | 8.1% | 6.6% |
| Age 15 to 17 | 3.3% | 5.4% | 3.9% |
| Age 18 to 20 | 2.3% | 3.6% | 4.0% |
| Age 21 to 24 | 5.2% | 4.0% | 5.2% |
| Age 25 to 34 | 15.2% | 14.6% | 13.8% |
| Age 35 to 44 | 13.1% | 14.6% | 12.9% |
| Age 45 to 54 | 12.7% | 9.5% | 12.6% |
| Age 55 to 59 | 8.2% | 6.4% | 6.7% |
| Age 60 to 64 | 4.2% | 5.6% | 6.3% |
| Age 65 to 74 | 10.2% | 8.0% | 9.6% |
| Age 75 to 84 | 3.7% | 3.3% | 4.5% |
| Age 85 and over | 2.9% | 1.4% | 1.9% |
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| Race | | | |
| | Lomira, WI | Post Falls, ID | United States |
| White | 91.9% | 87.2% | 59.4% |
| Black | 1.7% | 0.2% | 12.2% |
| Asian | 0.3% | 0.6% | 5.6% |
| Native American | 0.0% | 0.4% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.1% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 1.1% | 5.2% | 3.2% |
| Hispanic | 5.1% | 6.4% | 18.4% |
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| Marriage & Family | | | |
| | Lomira, WI | Post Falls, ID | United States |
| Married Population | 54.1% | 52.1% | 49.8% |
| Currently Married | 53.8% | 50.6% | 48.0% |
| Married but Separated | 0.3% | 1.5% | 1.8% |
| Single Population | 45.9% | 47.9% | 50.2% |
| Never Married | 28.6% | 28.0% | 33.8% |
| Divorced | 12.0% | 14.3% | 10.8% |
| Widowed | 5.3% | 5.7% | 5.6% |
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| Household Size | 2.32 | 2.84 | 2.60 |
| Households | 1,123 | 13,352 | 124,010,992 |
| Family Households | 730 | 9,662 | 80,755,759 |
| Married couple, w/children | 27.5% | 34.6% | 30.5% |
| Married couple, no children | 49.2% | 38.1% | 42.9% |
| Non Family Households | 393 | 3,690 | 43,255,233 |
| Single householder, w/children | 17.3% | 15.9% | 15.8% |
| Single householder, no children | 6.0% | 11.4% | 10.8% |