| | Livingston, NJ | Chatham borough, NJ | United States |
| Population | 31,103 | 9,208 | 329,725,481 |
| Female Population | 50.2% | 50.9% | 50.5% |
| Male Population | 49.8% | 49.1% | 49.5% |
| Median Age | 44.4 | 39.5 | 38.4 |
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| Population - 2010 | 29,405 | 8,992 | 309,327,143 |
| Population - 2000 | 27,391 | 8,460 | 285,036,114 |
| Population - 1990 | 26,609 | 8,007 | 251,960,433 |
| Pop. 2000 to Now | 11.0% | 1.7% | 15.6% |
| Pop. 1990 to Now | 14.2% | 7.4% | 30.8% |
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| Population Density | 2,258.3 | 3,923.3 | 93.4 |
| Land Area | 13.8 | 2.3 | 3,531,905.4 |
| Water Area | 0.3 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Livingston, NJ | Chatham borough, NJ | United States |
| Age 0 to 4 | 5.1% | 6.8% | 5.9% |
| Age 5 to 9 | 7.4% | 9.0% | 6.1% |
| Age 10 to 14 | 8.4% | 9.4% | 6.6% |
| Age 15 to 17 | 5.6% | 6.9% | 3.9% |
| Age 18 to 20 | 2.5% | 3.5% | 4.0% |
| Age 21 to 24 | 3.3% | 2.4% | 5.2% |
| Age 25 to 34 | 5.2% | 6.4% | 13.8% |
| Age 35 to 44 | 13.9% | 15.0% | 12.9% |
| Age 45 to 54 | 16.7% | 16.6% | 12.6% |
| Age 55 to 59 | 6.8% | 8.5% | 6.7% |
| Age 60 to 64 | 6.7% | 5.1% | 6.3% |
| Age 65 to 74 | 10.7% | 5.7% | 9.6% |
| Age 75 to 84 | 4.7% | 2.4% | 4.5% |
| Age 85 and over | 2.9% | 2.2% | 1.9% |
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| Race | | | |
| | Livingston, NJ | Chatham borough, NJ | United States |
| White | 59.4% | 81.7% | 59.4% |
| Black | 3.0% | 1.3% | 12.2% |
| Asian | 28.0% | 8.9% | 5.6% |
| Native American | 0.1% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.2% | 0.0% | 0.2% |
| Other | 0.6% | 0.1% | 0.4% |
| Two or More Races | 3.3% | 2.3% | 3.2% |
| Hispanic | 5.4% | 5.7% | 18.4% |
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| Marriage & Family | | | |
| | Livingston, NJ | Chatham borough, NJ | United States |
| Married Population | 66.5% | 66.9% | 49.8% |
| Currently Married | 66.0% | 66.2% | 48.0% |
| Married but Separated | 0.6% | 0.7% | 1.8% |
| Single Population | 33.5% | 33.1% | 50.2% |
| Never Married | 22.4% | 24.2% | 33.8% |
| Divorced | 5.5% | 4.5% | 10.8% |
| Widowed | 5.5% | 4.3% | 5.6% |
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| Household Size | 2.94 | 3.05 | 2.60 |
| Households | 10,452 | 2,995 | 124,010,992 |
| Family Households | 8,611 | 2,382 | 80,755,759 |
| Married couple, w/children | 46.7% | 56.5% | 30.5% |
| Married couple, no children | 41.1% | 36.3% | 42.9% |
| Non Family Households | 1,841 | 613 | 43,255,233 |
| Single householder, w/children | 6.7% | 3.7% | 15.8% |
| Single householder, no children | 5.4% | 3.5% | 10.8% |