| | Nichols, NY | Newark Valley, NY | United States |
| Population | 2,622 | 3,681 | 329,725,481 |
| Female Population | 51.4% | 51.0% | 50.5% |
| Male Population | 48.6% | 49.0% | 49.5% |
| Median Age | 43.8 | 40.8 | 38.4 |
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| Population - 2010 | 2,519 | 3,945 | 309,327,143 |
| Population - 2000 | 2,584 | 4,097 | 285,036,114 |
| Population - 1990 | 2,525 | 4,189 | 251,960,433 |
| Pop. 2000 to Now | -7.1% | -10.3% | 15.6% |
| Pop. 1990 to Now | -4.9% | -12.3% | 30.8% |
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| Population Density | 77.7 | 73.2 | 93.4 |
| Land Area | 33.7 | 50.3 | 3,531,905.4 |
| Water Area | 0.9 | 0.1 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Nichols, NY | Newark Valley, NY | United States |
| Age 0 to 4 | 4.6% | 8.4% | 5.9% |
| Age 5 to 9 | 7.6% | 4.4% | 6.1% |
| Age 10 to 14 | 4.4% | 7.0% | 6.6% |
| Age 15 to 17 | 4.0% | 4.0% | 3.9% |
| Age 18 to 20 | 4.2% | 1.4% | 4.0% |
| Age 21 to 24 | 3.7% | 5.6% | 5.2% |
| Age 25 to 34 | 14.2% | 11.6% | 13.8% |
| Age 35 to 44 | 7.9% | 13.5% | 12.9% |
| Age 45 to 54 | 12.4% | 5.2% | 12.6% |
| Age 55 to 59 | 9.6% | 10.2% | 6.7% |
| Age 60 to 64 | 7.9% | 6.9% | 6.3% |
| Age 65 to 74 | 8.5% | 14.4% | 9.6% |
| Age 75 to 84 | 8.8% | 6.8% | 4.5% |
| Age 85 and over | 2.3% | 0.8% | 1.9% |
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| Race | | | |
| | Nichols, NY | Newark Valley, NY | United States |
| White | 98.4% | 94.1% | 59.4% |
| Black | 0.0% | 0.5% | 12.2% |
| Asian | 0.0% | 1.8% | 5.6% |
| Native American | 0.0% | 1.7% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.2% | 0.0% | 0.4% |
| Two or More Races | 1.1% | 0.8% | 3.2% |
| Hispanic | 0.3% | 1.1% | 18.4% |
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| Marriage & Family | | | |
| | Nichols, NY | Newark Valley, NY | United States |
| Married Population | 62.4% | 62.5% | 49.8% |
| Currently Married | 59.1% | 60.5% | 48.0% |
| Married but Separated | 3.3% | 1.9% | 1.8% |
| Single Population | 37.6% | 37.5% | 50.2% |
| Never Married | 23.3% | 24.4% | 33.8% |
| Divorced | 7.2% | 8.0% | 10.8% |
| Widowed | 7.0% | 5.2% | 5.6% |
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| Household Size | 2.60 | 2.54 | 2.60 |
| Households | 1,008 | 1,447 | 124,010,992 |
| Family Households | 715 | 1,060 | 80,755,759 |
| Married couple, w/children | 28.0% | 35.0% | 30.5% |
| Married couple, no children | 57.6% | 49.7% | 42.9% |
| Non Family Households | 293 | 387 | 43,255,233 |
| Single householder, w/children | 6.4% | 8.8% | 15.8% |
| Single householder, no children | 8.0% | 6.5% | 10.8% |