| | Newport, RI | Worcester, MA | United States |
| Population | 25,322 | 203,867 | 329,725,481 |
| Female Population | 50.9% | 50.7% | 50.5% |
| Male Population | 49.1% | 49.3% | 49.5% |
| Median Age | 35.2 | 34.4 | 38.4 |
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| Population - 2010 | 24,935 | 181,762 | 309,327,143 |
| Population - 2000 | 26,475 | 172,648 | 285,036,114 |
| Population - 1990 | 28,227 | 169,759 | 251,960,433 |
| Pop. 2000 to Now | -7.8% | 6.9% | 15.6% |
| Pop. 1990 to Now | -13.5% | 8.7% | 30.8% |
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| Population Density | 3,304.0 | 5,456.8 | 93.4 |
| Land Area | 7.7 | 37.4 | 3,531,905.4 |
| Water Area | 3.7 | 1.1 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Newport, RI | Worcester, MA | United States |
| Age 0 to 4 | 5.0% | 5.3% | 5.9% |
| Age 5 to 9 | 3.6% | 5.2% | 6.1% |
| Age 10 to 14 | 3.5% | 5.7% | 6.6% |
| Age 15 to 17 | 2.1% | 3.5% | 3.9% |
| Age 18 to 20 | 7.2% | 7.9% | 4.0% |
| Age 21 to 24 | 9.3% | 7.2% | 5.2% |
| Age 25 to 34 | 19.2% | 16.2% | 13.8% |
| Age 35 to 44 | 9.4% | 12.5% | 12.9% |
| Age 45 to 54 | 10.7% | 11.5% | 12.6% |
| Age 55 to 59 | 5.2% | 6.2% | 6.7% |
| Age 60 to 64 | 5.7% | 6.0% | 6.3% |
| Age 65 to 74 | 11.4% | 7.6% | 9.6% |
| Age 75 to 84 | 5.4% | 3.4% | 4.5% |
| Age 85 and over | 2.3% | 2.0% | 1.9% |
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| Race | | | |
| | Newport, RI | Worcester, MA | United States |
| White | 76.6% | 53.6% | 59.4% |
| Black | 6.6% | 11.6% | 12.2% |
| Asian | 2.2% | 6.8% | 5.6% |
| Native American | 1.0% | 0.2% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.1% | 0.2% |
| Other | 0.8% | 0.6% | 0.4% |
| Two or More Races | 4.1% | 3.3% | 3.2% |
| Hispanic | 8.6% | 23.9% | 18.4% |
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| Marriage & Family | | | |
| | Newport, RI | Worcester, MA | United States |
| Married Population | 37.7% | 36.0% | 49.8% |
| Currently Married | 35.8% | 34.0% | 48.0% |
| Married but Separated | 1.9% | 2.0% | 1.8% |
| Single Population | 62.3% | 64.0% | 50.2% |
| Never Married | 46.9% | 47.8% | 33.8% |
| Divorced | 10.6% | 11.3% | 10.8% |
| Widowed | 4.8% | 4.9% | 5.6% |
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| Household Size | 2.15 | 2.40 | 2.60 |
| Households | 10,177 | 78,780 | 124,010,992 |
| Family Households | 5,003 | 43,192 | 80,755,759 |
| Married couple, w/children | 21.1% | 25.6% | 30.5% |
| Married couple, no children | 50.9% | 34.6% | 42.9% |
| Non Family Households | 5,174 | 35,588 | 43,255,233 |
| Single householder, w/children | 16.3% | 24.3% | 15.8% |
| Single householder, no children | 11.7% | 15.5% | 10.8% |