| | Newport, MN | Nashville, WI | United States |
| Population | 3,951 | 1,108 | 329,725,481 |
| Female Population | 48.1% | 48.2% | 50.5% |
| Male Population | 51.9% | 51.8% | 49.5% |
| Median Age | 41.9 | 53.4 | 38.4 |
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| Population - 2010 | 3,435 | 1,060 | 309,327,143 |
| Population - 2000 | 3,715 | 1,157 | 285,036,114 |
| Population - 1990 | 3,720 | 871 | 251,960,433 |
| Pop. 2000 to Now | 11.4% | -11.6% | 15.6% |
| Pop. 1990 to Now | 11.2% | 17.5% | 30.8% |
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| Population Density | 1,091.4 | 16.5 | 93.4 |
| Land Area | 3.6 | 67.1 | 3,531,905.4 |
| Water Area | 0.2 | 5.2 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Newport, MN | Nashville, WI | United States |
| Age 0 to 4 | 5.1% | 4.0% | 5.9% |
| Age 5 to 9 | 5.8% | 8.8% | 6.1% |
| Age 10 to 14 | 4.6% | 4.9% | 6.6% |
| Age 15 to 17 | 5.0% | 1.7% | 3.9% |
| Age 18 to 20 | 4.1% | 1.6% | 4.0% |
| Age 21 to 24 | 8.7% | 3.2% | 5.2% |
| Age 25 to 34 | 10.2% | 8.7% | 13.8% |
| Age 35 to 44 | 13.5% | 6.3% | 12.9% |
| Age 45 to 54 | 11.7% | 13.3% | 12.6% |
| Age 55 to 59 | 6.0% | 8.2% | 6.7% |
| Age 60 to 64 | 8.0% | 14.2% | 6.3% |
| Age 65 to 74 | 7.6% | 18.2% | 9.6% |
| Age 75 to 84 | 6.3% | 6.5% | 4.5% |
| Age 85 and over | 3.4% | 0.5% | 1.9% |
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| Race | | | |
| | Newport, MN | Nashville, WI | United States |
| White | 72.4% | 55.6% | 59.4% |
| Black | 7.3% | 0.0% | 12.2% |
| Asian | 6.6% | 0.0% | 5.6% |
| Native American | 0.0% | 38.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 2.5% | 3.0% | 3.2% |
| Hispanic | 11.2% | 3.4% | 18.4% |
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| Marriage & Family | | | |
| | Newport, MN | Nashville, WI | United States |
| Married Population | 46.3% | 55.0% | 49.8% |
| Currently Married | 43.0% | 53.9% | 48.0% |
| Married but Separated | 3.4% | 1.1% | 1.8% |
| Single Population | 53.7% | 45.0% | 50.2% |
| Never Married | 35.5% | 20.4% | 33.8% |
| Divorced | 13.7% | 18.2% | 10.8% |
| Widowed | 4.5% | 6.4% | 5.6% |
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| Household Size | 2.31 | 2.51 | 2.60 |
| Households | 1,706 | 442 | 124,010,992 |
| Family Households | 954 | 287 | 80,755,759 |
| Married couple, w/children | 31.2% | 13.9% | 30.5% |
| Married couple, no children | 40.0% | 63.1% | 42.9% |
| Non Family Households | 752 | 155 | 43,255,233 |
| Single householder, w/children | 15.5% | 13.6% | 15.8% |
| Single householder, no children | 13.2% | 9.4% | 10.8% |