| | Wheaton, MN | Morris, MN | United States |
| Population | 1,254 | 5,190 | 329,725,481 |
| Female Population | 53.5% | 52.5% | 50.5% |
| Male Population | 46.5% | 47.6% | 49.5% |
| Median Age | 47.6 | 31.6 | 38.4 |
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| Population - 2010 | 1,415 | 5,281 | 309,327,143 |
| Population - 2000 | 1,619 | 5,068 | 285,036,114 |
| Population - 1990 | 1,615 | 5,613 | 251,960,433 |
| Pop. 2000 to Now | -21.6% | 4.9% | 15.6% |
| Pop. 1990 to Now | -21.4% | -5.3% | 30.8% |
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| Population Density | 721.9 | 1,111.1 | 93.4 |
| Land Area | 1.7 | 4.7 | 3,531,905.4 |
| Water Area | 0.0 | 0.2 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Wheaton, MN | Morris, MN | United States |
| Age 0 to 4 | 5.0% | 5.9% | 5.9% |
| Age 5 to 9 | 5.0% | 3.4% | 6.1% |
| Age 10 to 14 | 6.6% | 6.2% | 6.6% |
| Age 15 to 17 | 3.3% | 2.9% | 3.9% |
| Age 18 to 20 | 0.1% | 10.1% | 4.0% |
| Age 21 to 24 | 4.2% | 13.8% | 5.2% |
| Age 25 to 34 | 9.4% | 12.7% | 13.8% |
| Age 35 to 44 | 12.6% | 9.1% | 12.9% |
| Age 45 to 54 | 10.4% | 10.3% | 12.6% |
| Age 55 to 59 | 6.6% | 3.9% | 6.7% |
| Age 60 to 64 | 5.2% | 6.2% | 6.3% |
| Age 65 to 74 | 11.2% | 6.3% | 9.6% |
| Age 75 to 84 | 10.2% | 6.0% | 4.5% |
| Age 85 and over | 10.2% | 3.1% | 1.9% |
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| Race | | | |
| | Wheaton, MN | Morris, MN | United States |
| White | 90.8% | 83.0% | 59.4% |
| Black | 0.3% | 2.6% | 12.2% |
| Asian | 0.0% | 3.8% | 5.6% |
| Native American | 0.8% | 1.6% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.4% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 2.4% | 1.8% | 3.2% |
| Hispanic | 5.7% | 6.8% | 18.4% |
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| Marriage & Family | | | |
| | Wheaton, MN | Morris, MN | United States |
| Married Population | 47.5% | 45.2% | 49.8% |
| Currently Married | 43.7% | 44.0% | 48.0% |
| Married but Separated | 3.7% | 1.2% | 1.8% |
| Single Population | 52.5% | 54.8% | 50.2% |
| Never Married | 21.2% | 40.3% | 33.8% |
| Divorced | 13.2% | 7.6% | 10.8% |
| Widowed | 18.1% | 6.9% | 5.6% |
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| Household Size | 1.88 | 2.22 | 2.60 |
| Households | 639 | 2,199 | 124,010,992 |
| Family Households | 274 | 1,139 | 80,755,759 |
| Married couple, w/children | 33.6% | 35.0% | 30.5% |
| Married couple, no children | 48.2% | 46.9% | 42.9% |
| Non Family Households | 365 | 1,060 | 43,255,233 |
| Single householder, w/children | 11.7% | 10.1% | 15.8% |
| Single householder, no children | 6.6% | 8.0% | 10.8% |