| | Macomb, IL | Minneapolis, MN | United States |
| Population | 15,681 | 425,091 | 329,725,481 |
| Female Population | 53.8% | 49.3% | 50.5% |
| Male Population | 46.2% | 50.7% | 49.5% |
| Median Age | 26.8 | 32.7 | 38.4 |
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| Population - 2010 | 19,310 | 383,078 | 309,327,143 |
| Population - 2000 | 18,558 | 382,618 | 285,036,114 |
| Population - 1990 | 19,952 | 368,383 | 251,960,433 |
| Pop. 2000 to Now | -7.3% | 13.2% | 15.6% |
| Pop. 1990 to Now | -13.8% | 17.6% | 30.8% |
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| Population Density | 1,439.4 | 7,871.9 | 93.4 |
| Land Area | 10.9 | 54.0 | 3,531,905.4 |
| Water Area | 0.4 | 3.5 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Macomb, IL | Minneapolis, MN | United States |
| Age 0 to 4 | 3.0% | 6.0% | 5.9% |
| Age 5 to 9 | 3.6% | 5.7% | 6.1% |
| Age 10 to 14 | 5.2% | 5.2% | 6.6% |
| Age 15 to 17 | 2.5% | 2.8% | 3.9% |
| Age 18 to 20 | 17.5% | 5.5% | 4.0% |
| Age 21 to 24 | 15.4% | 7.8% | 5.2% |
| Age 25 to 34 | 11.8% | 21.7% | 13.8% |
| Age 35 to 44 | 9.4% | 14.6% | 12.9% |
| Age 45 to 54 | 6.7% | 10.5% | 12.6% |
| Age 55 to 59 | 4.0% | 5.3% | 6.7% |
| Age 60 to 64 | 5.0% | 4.7% | 6.3% |
| Age 65 to 74 | 8.2% | 6.6% | 9.6% |
| Age 75 to 84 | 3.9% | 2.5% | 4.5% |
| Age 85 and over | 3.8% | 1.1% | 1.9% |
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| Race | | | |
| | Macomb, IL | Minneapolis, MN | United States |
| White | 81.2% | 60.1% | 59.4% |
| Black | 8.3% | 18.2% | 12.2% |
| Asian | 3.4% | 5.6% | 5.6% |
| Native American | 0.1% | 1.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.1% | 0.0% | 0.2% |
| Other | 0.0% | 0.5% | 0.4% |
| Two or More Races | 2.5% | 4.7% | 3.2% |
| Hispanic | 4.5% | 9.8% | 18.4% |
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| Marriage & Family | | | |
| | Macomb, IL | Minneapolis, MN | United States |
| Married Population | 30.2% | 35.7% | 49.8% |
| Currently Married | 28.7% | 34.3% | 48.0% |
| Married but Separated | 1.4% | 1.4% | 1.8% |
| Single Population | 69.8% | 64.3% | 50.2% |
| Never Married | 53.2% | 51.2% | 33.8% |
| Divorced | 9.3% | 10.1% | 10.8% |
| Widowed | 7.4% | 3.0% | 5.6% |
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| Household Size | 2.11 | 2.24 | 2.60 |
| Households | 6,017 | 182,419 | 124,010,992 |
| Family Households | 2,316 | 79,362 | 80,755,759 |
| Married couple, w/children | 31.6% | 30.6% | 30.5% |
| Married couple, no children | 44.8% | 39.3% | 42.9% |
| Non Family Households | 3,701 | 103,057 | 43,255,233 |
| Single householder, w/children | 14.3% | 19.7% | 15.8% |
| Single householder, no children | 9.2% | 10.4% | 10.8% |