| | Sun Lakes, AZ | Omaha, NE | United States |
| Population | 13,912 | 488,059 | 329,725,481 |
| Female Population | 55.0% | 50.4% | 50.5% |
| Male Population | 45.0% | 49.6% | 49.5% |
| Median Age | 73.3 | 35 | 38.4 |
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| Population - 2010 | 13,505 | 459,681 | 309,327,143 |
| Population - 2000 | 11,936 | 390,007 | 285,036,114 |
| Population - 1990 | 6,578 | 335,795 | 251,960,433 |
| Pop. 2000 to Now | 36.0% | 22.7% | 15.6% |
| Pop. 1990 to Now | 146.8% | 42.5% | 30.8% |
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| Population Density | 2,589.2 | 3,531.4 | 93.4 |
| Land Area | 5.4 | 138.2 | 3,531,905.4 |
| Water Area | 0.0 | 3.6 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Sun Lakes, AZ | Omaha, NE | United States |
| Age 0 to 4 | 0.0% | 7.0% | 5.9% |
| Age 5 to 9 | 0.2% | 6.7% | 6.1% |
| Age 10 to 14 | 0.0% | 7.1% | 6.6% |
| Age 15 to 17 | 0.0% | 4.1% | 3.9% |
| Age 18 to 20 | 0.2% | 4.1% | 4.0% |
| Age 21 to 24 | 0.2% | 5.7% | 5.2% |
| Age 25 to 34 | 0.8% | 15.4% | 13.8% |
| Age 35 to 44 | 1.3% | 13.2% | 12.9% |
| Age 45 to 54 | 2.8% | 11.6% | 12.6% |
| Age 55 to 59 | 5.7% | 6.0% | 6.7% |
| Age 60 to 64 | 10.3% | 5.8% | 6.3% |
| Age 65 to 74 | 35.4% | 8.3% | 9.6% |
| Age 75 to 84 | 31.8% | 3.5% | 4.5% |
| Age 85 and over | 11.4% | 1.6% | 1.9% |
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| Race | | | |
| | Sun Lakes, AZ | Omaha, NE | United States |
| White | 95.3% | 65.7% | 59.4% |
| Black | 0.8% | 11.8% | 12.2% |
| Asian | 0.7% | 3.9% | 5.6% |
| Native American | 0.4% | 0.3% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.2% | 0.4% |
| Two or More Races | 0.4% | 3.5% | 3.2% |
| Hispanic | 2.5% | 14.5% | 18.4% |
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| Marriage & Family | | | |
| | Sun Lakes, AZ | Omaha, NE | United States |
| Married Population | 67.8% | 46.9% | 49.8% |
| Currently Married | 67.3% | 45.6% | 48.0% |
| Married but Separated | 0.5% | 1.4% | 1.8% |
| Single Population | 32.2% | 53.1% | 50.2% |
| Never Married | 6.2% | 37.2% | 33.8% |
| Divorced | 11.7% | 11.1% | 10.8% |
| Widowed | 14.3% | 4.8% | 5.6% |
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| Household Size | 1.64 | 2.44 | 2.60 |
| Households | 8,469 | 195,393 | 124,010,992 |
| Family Households | 4,827 | 115,089 | 80,755,759 |
| Married couple, w/children | 0.5% | 32.3% | 30.5% |
| Married couple, no children | 94.1% | 39.4% | 42.9% |
| Non Family Households | 3,642 | 80,304 | 43,255,233 |
| Single householder, w/children | 0.0% | 18.4% | 15.8% |
| Single householder, no children | 5.4% | 10.0% | 10.8% |