| | Annandale, NJ | Omaha, NE | United States |
| Population | 1,742 | 488,059 | 329,725,481 |
| Female Population | 57.2% | 50.4% | 50.5% |
| Male Population | 42.8% | 49.6% | 49.5% |
| Median Age | 35.6 | 35 | 38.4 |
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| Population - 2010 | 1,212 | 459,681 | 309,327,143 |
| Population - 2000 | 1,276 | 390,007 | 285,036,114 |
| Population - 1990 | 1,074 | 335,795 | 251,960,433 |
| Pop. 2000 to Now | 15.4% | 22.7% | 15.6% |
| Pop. 1990 to Now | 37.2% | 42.5% | 30.8% |
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| Population Density | 1,201.4 | 3,531.4 | 93.4 |
| Land Area | 1.5 | 138.2 | 3,531,905.4 |
| Water Area | 0.0 | 3.6 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Annandale, NJ | Omaha, NE | United States |
| Age 0 to 4 | 10.4% | 7.0% | 5.9% |
| Age 5 to 9 | 5.3% | 6.7% | 6.1% |
| Age 10 to 14 | 2.5% | 7.1% | 6.6% |
| Age 15 to 17 | 3.7% | 4.1% | 3.9% |
| Age 18 to 20 | 2.9% | 4.1% | 4.0% |
| Age 21 to 24 | 8.8% | 5.7% | 5.2% |
| Age 25 to 34 | 15.3% | 15.4% | 13.8% |
| Age 35 to 44 | 12.7% | 13.2% | 12.9% |
| Age 45 to 54 | 10.9% | 11.6% | 12.6% |
| Age 55 to 59 | 7.8% | 6.0% | 6.7% |
| Age 60 to 64 | 9.8% | 5.8% | 6.3% |
| Age 65 to 74 | 7.2% | 8.3% | 9.6% |
| Age 75 to 84 | 1.6% | 3.5% | 4.5% |
| Age 85 and over | 1.2% | 1.6% | 1.9% |
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| Race | | | |
| | Annandale, NJ | Omaha, NE | United States |
| White | 81.5% | 65.7% | 59.4% |
| Black | 0.4% | 11.8% | 12.2% |
| Asian | 8.3% | 3.9% | 5.6% |
| Native American | 0.0% | 0.3% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.2% | 0.4% |
| Two or More Races | 3.2% | 3.5% | 3.2% |
| Hispanic | 6.7% | 14.5% | 18.4% |
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| Marriage & Family | | | |
| | Annandale, NJ | Omaha, NE | United States |
| Married Population | 60.4% | 46.9% | 49.8% |
| Currently Married | 56.2% | 45.6% | 48.0% |
| Married but Separated | 4.2% | 1.4% | 1.8% |
| Single Population | 39.6% | 53.1% | 50.2% |
| Never Married | 25.3% | 37.2% | 33.8% |
| Divorced | 13.1% | 11.1% | 10.8% |
| Widowed | 1.2% | 4.8% | 5.6% |
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| Household Size | 2.84 | 2.44 | 2.60 |
| Households | 614 | 195,393 | 124,010,992 |
| Family Households | 466 | 115,089 | 80,755,759 |
| Married couple, w/children | 32.0% | 32.3% | 30.5% |
| Married couple, no children | 47.2% | 39.4% | 42.9% |
| Non Family Households | 148 | 80,304 | 43,255,233 |
| Single householder, w/children | 5.8% | 18.4% | 15.8% |
| Single householder, no children | 15.0% | 10.0% | 10.8% |