| | Faribault, MN | River Falls, WI | United States |
| Population | 24,310 | 16,058 | 329,725,481 |
| Female Population | 46.7% | 53.2% | 50.5% |
| Male Population | 53.3% | 46.8% | 49.5% |
| Median Age | 38.3 | 26.8 | 38.4 |
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| Population - 2010 | 23,360 | 15,041 | 309,327,143 |
| Population - 2000 | 20,818 | 12,560 | 285,036,114 |
| Population - 1990 | 17,085 | 10,610 | 251,960,433 |
| Pop. 2000 to Now | 14.8% | 29.8% | 15.6% |
| Pop. 1990 to Now | 39.9% | 53.7% | 30.8% |
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| Population Density | 1,602.6 | 2,300.9 | 93.4 |
| Land Area | 15.2 | 7.0 | 3,531,905.4 |
| Water Area | 0.3 | 0.1 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Faribault, MN | River Falls, WI | United States |
| Age 0 to 4 | 5.8% | 3.6% | 5.9% |
| Age 5 to 9 | 7.1% | 4.6% | 6.1% |
| Age 10 to 14 | 6.3% | 6.5% | 6.6% |
| Age 15 to 17 | 3.8% | 2.2% | 3.9% |
| Age 18 to 20 | 1.9% | 15.9% | 4.0% |
| Age 21 to 24 | 5.6% | 15.5% | 5.2% |
| Age 25 to 34 | 14.6% | 12.3% | 13.8% |
| Age 35 to 44 | 14.0% | 10.9% | 12.9% |
| Age 45 to 54 | 11.3% | 8.8% | 12.6% |
| Age 55 to 59 | 6.9% | 4.1% | 6.7% |
| Age 60 to 64 | 6.0% | 4.6% | 6.3% |
| Age 65 to 74 | 10.0% | 6.9% | 9.6% |
| Age 75 to 84 | 5.0% | 2.6% | 4.5% |
| Age 85 and over | 1.9% | 1.5% | 1.9% |
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| Race | | | |
| | Faribault, MN | River Falls, WI | United States |
| White | 68.9% | 90.9% | 59.4% |
| Black | 14.2% | 1.2% | 12.2% |
| Asian | 1.7% | 2.2% | 5.6% |
| Native American | 0.4% | 0.3% | 0.6% |
| Hawaiian, Pacific Islander | 0.1% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 1.4% | 2.5% | 3.2% |
| Hispanic | 13.2% | 2.9% | 18.4% |
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| Marriage & Family | | | |
| | Faribault, MN | River Falls, WI | United States |
| Married Population | 43.9% | 35.2% | 49.8% |
| Currently Married | 42.1% | 34.9% | 48.0% |
| Married but Separated | 1.9% | 0.3% | 1.8% |
| Single Population | 56.1% | 64.8% | 50.2% |
| Never Married | 35.7% | 53.2% | 33.8% |
| Divorced | 13.2% | 8.3% | 10.8% |
| Widowed | 7.1% | 3.3% | 5.6% |
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| Household Size | 2.46 | 2.45 | 2.60 |
| Households | 8,880 | 5,537 | 124,010,992 |
| Family Households | 5,455 | 3,005 | 80,755,759 |
| Married couple, w/children | 28.0% | 34.1% | 30.5% |
| Married couple, no children | 39.6% | 42.7% | 42.9% |
| Non Family Households | 3,425 | 2,532 | 43,255,233 |
| Single householder, w/children | 20.6% | 13.3% | 15.8% |
| Single householder, no children | 11.8% | 9.9% | 10.8% |