| | Barrington, NJ | Audubon, NJ | United States |
| Population | 7,031 | 8,693 | 329,725,481 |
| Female Population | 50.0% | 52.4% | 50.5% |
| Male Population | 50.0% | 47.6% | 49.5% |
| Median Age | 44.4 | 38.1 | 38.4 |
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| Population - 2010 | 6,958 | 8,812 | 309,327,143 |
| Population - 2000 | 7,084 | 9,182 | 285,036,114 |
| Population - 1990 | 6,774 | 9,205 | 251,960,433 |
| Pop. 2000 to Now | -6.8% | -6.2% | 15.6% |
| Pop. 1990 to Now | -2.5% | -6.4% | 30.8% |
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| Population Density | 4,447.2 | 5,865.7 | 93.4 |
| Land Area | 1.6 | 1.5 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Barrington, NJ | Audubon, NJ | United States |
| Age 0 to 4 | 6.6% | 7.2% | 5.9% |
| Age 5 to 9 | 4.2% | 7.9% | 6.1% |
| Age 10 to 14 | 3.8% | 6.8% | 6.6% |
| Age 15 to 17 | 2.8% | 2.9% | 3.9% |
| Age 18 to 20 | 1.7% | 3.3% | 4.0% |
| Age 21 to 24 | 4.3% | 3.2% | 5.2% |
| Age 25 to 34 | 16.6% | 12.9% | 13.8% |
| Age 35 to 44 | 10.7% | 16.5% | 12.9% |
| Age 45 to 54 | 13.3% | 12.3% | 12.6% |
| Age 55 to 59 | 7.1% | 7.8% | 6.7% |
| Age 60 to 64 | 11.0% | 5.6% | 6.3% |
| Age 65 to 74 | 10.3% | 8.1% | 9.6% |
| Age 75 to 84 | 6.2% | 4.7% | 4.5% |
| Age 85 and over | 1.6% | 0.7% | 1.9% |
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| Race | | | |
| | Barrington, NJ | Audubon, NJ | United States |
| White | 85.8% | 92.6% | 59.4% |
| Black | 0.9% | 3.0% | 12.2% |
| Asian | 4.7% | 0.1% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.2% | 0.0% | 0.4% |
| Two or More Races | 3.2% | 1.8% | 3.2% |
| Hispanic | 5.2% | 2.4% | 18.4% |
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| Marriage & Family | | | |
| | Barrington, NJ | Audubon, NJ | United States |
| Married Population | 50.3% | 48.3% | 49.8% |
| Currently Married | 49.9% | 46.0% | 48.0% |
| Married but Separated | 0.4% | 2.3% | 1.8% |
| Single Population | 49.7% | 51.7% | 50.2% |
| Never Married | 30.9% | 32.7% | 33.8% |
| Divorced | 12.3% | 14.3% | 10.8% |
| Widowed | 6.5% | 4.7% | 5.6% |
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| Household Size | 2.17 | 2.64 | 2.60 |
| Households | 3,234 | 3,282 | 124,010,992 |
| Family Households | 1,853 | 2,057 | 80,755,759 |
| Married couple, w/children | 24.7% | 32.1% | 30.5% |
| Married couple, no children | 48.6% | 40.1% | 42.9% |
| Non Family Households | 1,381 | 1,225 | 43,255,233 |
| Single householder, w/children | 13.1% | 16.1% | 15.8% |
| Single householder, no children | 13.7% | 11.7% | 10.8% |