| | Audubon, PA | Gainesville, FL | United States |
| Population | 8,883 | 138,741 | 329,725,481 |
| Female Population | 50.8% | 52.2% | 50.5% |
| Male Population | 49.2% | 47.8% | 49.5% |
| Median Age | 41.7 | 26.8 | 38.4 |
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| Population - 2010 | 8,157 | 124,675 | 309,327,143 |
| Population - 2000 | 6,549 | 95,447 | 285,036,114 |
| Population - 1990 | 6,328 | 84,770 | 251,960,433 |
| Pop. 2000 to Now | 40.3% | 41.4% | 15.6% |
| Pop. 1990 to Now | 45.2% | 59.3% | 30.8% |
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| Population Density | 1,934.9 | 2,203.4 | 93.4 |
| Land Area | 4.6 | 63.0 | 3,531,905.4 |
| Water Area | 0.0 | 1.2 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Audubon, PA | Gainesville, FL | United States |
| Age 0 to 4 | 5.6% | 4.2% | 5.9% |
| Age 5 to 9 | 4.2% | 4.0% | 6.1% |
| Age 10 to 14 | 7.7% | 3.5% | 6.6% |
| Age 15 to 17 | 5.5% | 2.3% | 3.9% |
| Age 18 to 20 | 4.7% | 15.0% | 4.0% |
| Age 21 to 24 | 3.1% | 16.9% | 5.2% |
| Age 25 to 34 | 10.4% | 18.0% | 13.8% |
| Age 35 to 44 | 13.7% | 9.8% | 12.9% |
| Age 45 to 54 | 10.6% | 7.0% | 12.6% |
| Age 55 to 59 | 6.7% | 3.9% | 6.7% |
| Age 60 to 64 | 5.2% | 3.8% | 6.3% |
| Age 65 to 74 | 5.9% | 7.1% | 9.6% |
| Age 75 to 84 | 8.7% | 2.8% | 4.5% |
| Age 85 and over | 8.1% | 1.7% | 1.9% |
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| Race | | | |
| | Audubon, PA | Gainesville, FL | United States |
| White | 71.9% | 55.9% | 59.4% |
| Black | 4.6% | 21.0% | 12.2% |
| Asian | 18.9% | 6.1% | 5.6% |
| Native American | 0.0% | 0.2% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.1% | 0.2% |
| Other | 0.0% | 0.5% | 0.4% |
| Two or More Races | 0.2% | 3.9% | 3.2% |
| Hispanic | 4.4% | 12.3% | 18.4% |
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| Marriage & Family | | | |
| | Audubon, PA | Gainesville, FL | United States |
| Married Population | 52.0% | 25.5% | 49.8% |
| Currently Married | 51.4% | 24.1% | 48.0% |
| Married but Separated | 0.6% | 1.4% | 1.8% |
| Single Population | 48.0% | 74.5% | 50.2% |
| Never Married | 30.1% | 62.5% | 33.8% |
| Divorced | 5.5% | 9.0% | 10.8% |
| Widowed | 12.5% | 3.0% | 5.6% |
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| Household Size | 2.35 | 2.34 | 2.60 |
| Households | 3,636 | 53,503 | 124,010,992 |
| Family Households | 2,099 | 20,230 | 80,755,759 |
| Married couple, w/children | 42.4% | 23.3% | 30.5% |
| Married couple, no children | 42.1% | 41.5% | 42.9% |
| Non Family Households | 1,537 | 33,273 | 43,255,233 |
| Single householder, w/children | 9.3% | 19.8% | 15.8% |
| Single householder, no children | 6.2% | 15.4% | 10.8% |