| | Del City, OK | Lincoln Park, MI | United States |
| Population | 21,778 | 39,741 | 329,725,481 |
| Female Population | 52.5% | 49.5% | 50.5% |
| Male Population | 47.5% | 50.5% | 49.5% |
| Median Age | 35.2 | 35.3 | 38.4 |
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| Population - 2010 | 21,377 | 37,996 | 309,327,143 |
| Population - 2000 | 22,128 | 40,008 | 285,036,114 |
| Population - 1990 | 23,928 | 41,832 | 251,960,433 |
| Pop. 2000 to Now | -2.2% | -9.9% | 15.6% |
| Pop. 1990 to Now | -9.6% | -13.8% | 30.8% |
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| Population Density | 2,896.8 | 6,809.6 | 93.4 |
| Land Area | 7.5 | 5.8 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Del City, OK | Lincoln Park, MI | United States |
| Age 0 to 4 | 8.5% | 7.3% | 5.9% |
| Age 5 to 9 | 7.0% | 7.6% | 6.1% |
| Age 10 to 14 | 6.4% | 6.9% | 6.6% |
| Age 15 to 17 | 3.7% | 3.5% | 3.9% |
| Age 18 to 20 | 3.1% | 3.4% | 4.0% |
| Age 21 to 24 | 5.0% | 5.0% | 5.2% |
| Age 25 to 34 | 16.0% | 15.7% | 13.8% |
| Age 35 to 44 | 13.8% | 11.9% | 12.9% |
| Age 45 to 54 | 9.8% | 12.9% | 12.6% |
| Age 55 to 59 | 5.0% | 7.3% | 6.7% |
| Age 60 to 64 | 5.5% | 5.0% | 6.3% |
| Age 65 to 74 | 8.7% | 8.6% | 9.6% |
| Age 75 to 84 | 6.0% | 3.0% | 4.5% |
| Age 85 and over | 1.6% | 1.8% | 1.9% |
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| Race | | | |
| | Del City, OK | Lincoln Park, MI | United States |
| White | 52.9% | 61.6% | 59.4% |
| Black | 22.7% | 9.5% | 12.2% |
| Asian | 1.3% | 0.6% | 5.6% |
| Native American | 3.7% | 0.5% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.1% | 0.5% | 0.4% |
| Two or More Races | 9.4% | 2.6% | 3.2% |
| Hispanic | 9.8% | 24.7% | 18.4% |
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| Marriage & Family | | | |
| | Del City, OK | Lincoln Park, MI | United States |
| Married Population | 43.4% | 40.4% | 49.8% |
| Currently Married | 41.5% | 38.7% | 48.0% |
| Married but Separated | 2.0% | 1.7% | 1.8% |
| Single Population | 56.6% | 59.6% | 50.2% |
| Never Married | 34.3% | 38.5% | 33.8% |
| Divorced | 15.5% | 14.7% | 10.8% |
| Widowed | 6.7% | 6.4% | 5.6% |
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| Household Size | 2.46 | 2.60 | 2.60 |
| Households | 8,819 | 15,284 | 124,010,992 |
| Family Households | 5,457 | 8,679 | 80,755,759 |
| Married couple, w/children | 26.5% | 27.3% | 30.5% |
| Married couple, no children | 32.4% | 35.0% | 42.9% |
| Non Family Households | 3,362 | 6,605 | 43,255,233 |
| Single householder, w/children | 24.7% | 19.7% | 15.8% |
| Single householder, no children | 16.4% | 18.0% | 10.8% |