| | Columbia Heights, MN | Mustang, OK | United States |
| Population | 21,612 | 19,847 | 329,725,481 |
| Female Population | 49.5% | 52.3% | 50.5% |
| Male Population | 50.5% | 47.8% | 49.5% |
| Median Age | 37.3 | 38.4 | 38.4 |
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| Population - 2010 | 19,501 | 17,530 | 309,327,143 |
| Population - 2000 | 18,520 | 13,156 | 285,036,114 |
| Population - 1990 | 18,910 | 10,434 | 251,960,433 |
| Pop. 2000 to Now | 10.1% | 82.8% | 15.6% |
| Pop. 1990 to Now | 7.8% | 130.5% | 30.8% |
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| Population Density | 6,377.1 | 1,656.0 | 93.4 |
| Land Area | 3.4 | 12.0 | 3,531,905.4 |
| Water Area | 0.1 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Columbia Heights, MN | Mustang, OK | United States |
| Age 0 to 4 | 7.7% | 6.2% | 5.9% |
| Age 5 to 9 | 6.4% | 7.5% | 6.1% |
| Age 10 to 14 | 4.9% | 7.8% | 6.6% |
| Age 15 to 17 | 2.9% | 3.4% | 3.9% |
| Age 18 to 20 | 2.1% | 3.3% | 4.0% |
| Age 21 to 24 | 4.8% | 3.7% | 5.2% |
| Age 25 to 34 | 17.3% | 13.5% | 13.8% |
| Age 35 to 44 | 13.0% | 13.5% | 12.9% |
| Age 45 to 54 | 11.6% | 11.8% | 12.6% |
| Age 55 to 59 | 7.7% | 8.8% | 6.7% |
| Age 60 to 64 | 6.7% | 5.6% | 6.3% |
| Age 65 to 74 | 8.0% | 8.8% | 9.6% |
| Age 75 to 84 | 4.4% | 4.5% | 4.5% |
| Age 85 and over | 2.6% | 1.8% | 1.9% |
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| Race | | | |
| | Columbia Heights, MN | Mustang, OK | United States |
| White | 57.4% | 75.5% | 59.4% |
| Black | 21.6% | 2.7% | 12.2% |
| Asian | 5.9% | 2.4% | 5.6% |
| Native American | 0.2% | 4.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.5% | 0.2% |
| Other | 0.0% | 1.3% | 0.4% |
| Two or More Races | 3.7% | 4.7% | 3.2% |
| Hispanic | 11.1% | 9.0% | 18.4% |
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| Marriage & Family | | | |
| | Columbia Heights, MN | Mustang, OK | United States |
| Married Population | 40.5% | 63.4% | 49.8% |
| Currently Married | 39.0% | 62.5% | 48.0% |
| Married but Separated | 1.5% | 1.0% | 1.8% |
| Single Population | 59.5% | 36.6% | 50.2% |
| Never Married | 41.3% | 18.4% | 33.8% |
| Divorced | 13.1% | 13.1% | 10.8% |
| Widowed | 5.0% | 5.0% | 5.6% |
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| Household Size | 2.50 | 2.63 | 2.60 |
| Households | 8,584 | 7,519 | 124,010,992 |
| Family Households | 4,822 | 5,693 | 80,755,759 |
| Married couple, w/children | 27.4% | 33.2% | 30.5% |
| Married couple, no children | 38.1% | 49.9% | 42.9% |
| Non Family Households | 3,762 | 1,826 | 43,255,233 |
| Single householder, w/children | 18.1% | 9.7% | 15.8% |
| Single householder, no children | 16.5% | 7.2% | 10.8% |