| Niagara Falls, NY | Chattanooga, TN | United States |
Population | 48,763 | 180,353 | 329,725,481 |
Female Population | 51.6% | 52.5% | 50.5% |
Male Population | 48.4% | 47.5% | 49.5% |
Median Age | 40.1 | 36.7 | 38.4 |
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Population - 2010 | 49,996 | 170,582 | 309,327,143 |
Population - 2000 | 55,593 | 155,554 | 285,036,114 |
Population - 1990 | 61,840 | 152,466 | 251,960,433 |
Pop. 2000 to Now | -14.8% | 18.8% | 15.6% |
Pop. 1990 to Now | -23.4% | 21.2% | 30.8% |
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Population Density | 3,461.8 | 1,261.9 | 93.4 |
Land Area | 14.1 | 142.9 | 3,531,905.4 |
Water Area | 2.7 | 7.7 | 264,836.8 |
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Est. Total Population By Age | | | |
| Niagara Falls, NY | Chattanooga, TN | United States |
Age 0 to 4 | 6.5% | 6.2% | 5.9% |
Age 5 to 9 | 6.0% | 5.2% | 6.1% |
Age 10 to 14 | 6.0% | 5.5% | 6.6% |
Age 15 to 17 | 3.3% | 3.1% | 3.9% |
Age 18 to 20 | 3.1% | 4.9% | 4.0% |
Age 21 to 24 | 4.9% | 5.8% | 5.2% |
Age 25 to 34 | 12.9% | 16.8% | 13.8% |
Age 35 to 44 | 12.2% | 12.2% | 12.9% |
Age 45 to 54 | 12.2% | 10.7% | 12.6% |
Age 55 to 59 | 7.5% | 6.0% | 6.7% |
Age 60 to 64 | 8.0% | 6.9% | 6.3% |
Age 65 to 74 | 10.4% | 10.1% | 9.6% |
Age 75 to 84 | 4.2% | 4.5% | 4.5% |
Age 85 and over | 2.7% | 2.1% | 1.9% |
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Race | | | |
| Niagara Falls, NY | Chattanooga, TN | United States |
White | 65.3% | 56.3% | 59.4% |
Black | 19.7% | 30.3% | 12.2% |
Asian | 1.7% | 2.7% | 5.6% |
Native American | 0.8% | 0.1% | 0.6% |
Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
Other | 0.4% | 0.3% | 0.4% |
Two or More Races | 5.5% | 3.1% | 3.2% |
Hispanic | 6.5% | 7.3% | 18.4% |
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Marriage & Family | | | |
| Niagara Falls, NY | Chattanooga, TN | United States |
Married Population | 38.4% | 39.6% | 49.8% |
Currently Married | 35.9% | 37.3% | 48.0% |
Married but Separated | 2.5% | 2.3% | 1.8% |
Single Population | 61.6% | 60.4% | 50.2% |
Never Married | 41.4% | 39.4% | 33.8% |
Divorced | 13.0% | 13.7% | 10.8% |
Widowed | 7.3% | 7.2% | 5.6% |
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Household Size | 2.19 | 2.25 | 2.60 |
Households | 22,130 | 76,508 | 124,010,992 |
Family Households | 11,657 | 40,213 | 80,755,759 |
Married couple, w/children | 18.1% | 22.9% | 30.5% |
Married couple, no children | 38.4% | 40.7% | 42.9% |
Non Family Households | 10,473 | 36,295 | 43,255,233 |
Single householder, w/children | 29.0% | 21.2% | 15.8% |
Single householder, no children | 14.5% | 15.3% | 10.8% |