| | Steubenville, OH | New Port Richey, FL | United States |
| Population | 18,122 | 16,348 | 329,725,481 |
| Female Population | 52.0% | 54.1% | 50.5% |
| Male Population | 48.0% | 45.9% | 49.5% |
| Median Age | 38.3 | 52.3 | 38.4 |
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| Population - 2010 | 18,662 | 14,936 | 309,327,143 |
| Population - 2000 | 19,015 | 16,117 | 285,036,114 |
| Population - 1990 | 22,125 | 14,044 | 251,960,433 |
| Pop. 2000 to Now | -7.5% | 5.7% | 15.6% |
| Pop. 1990 to Now | -20.5% | 21.3% | 30.8% |
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| Population Density | 1,719.8 | 3,592.2 | 93.4 |
| Land Area | 10.5 | 4.6 | 3,531,905.4 |
| Water Area | 0.1 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Steubenville, OH | New Port Richey, FL | United States |
| Age 0 to 4 | 5.1% | 4.1% | 5.9% |
| Age 5 to 9 | 4.0% | 3.6% | 6.1% |
| Age 10 to 14 | 5.6% | 3.6% | 6.6% |
| Age 15 to 17 | 3.1% | 3.3% | 3.9% |
| Age 18 to 20 | 9.2% | 3.0% | 4.0% |
| Age 21 to 24 | 7.4% | 5.0% | 5.2% |
| Age 25 to 34 | 11.9% | 9.4% | 13.8% |
| Age 35 to 44 | 10.9% | 10.9% | 12.9% |
| Age 45 to 54 | 11.5% | 11.7% | 12.6% |
| Age 55 to 59 | 5.4% | 7.5% | 6.7% |
| Age 60 to 64 | 6.7% | 10.5% | 6.3% |
| Age 65 to 74 | 11.7% | 15.1% | 9.6% |
| Age 75 to 84 | 5.2% | 7.9% | 4.5% |
| Age 85 and over | 2.5% | 4.5% | 1.9% |
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| Race | | | |
| | Steubenville, OH | New Port Richey, FL | United States |
| White | 74.8% | 74.2% | 59.4% |
| Black | 14.1% | 5.9% | 12.2% |
| Asian | 1.7% | 1.3% | 5.6% |
| Native American | 0.0% | 0.2% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.2% | 0.2% |
| Other | 0.5% | 0.1% | 0.4% |
| Two or More Races | 4.7% | 2.5% | 3.2% |
| Hispanic | 4.1% | 15.6% | 18.4% |
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| Marriage & Family | | | |
| | Steubenville, OH | New Port Richey, FL | United States |
| Married Population | 36.1% | 39.3% | 49.8% |
| Currently Married | 34.8% | 37.7% | 48.0% |
| Married but Separated | 1.2% | 1.6% | 1.8% |
| Single Population | 63.9% | 60.7% | 50.2% |
| Never Married | 44.3% | 29.3% | 33.8% |
| Divorced | 12.7% | 19.8% | 10.8% |
| Widowed | 6.9% | 11.7% | 5.6% |
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| Household Size | 2.24 | 2.11 | 2.60 |
| Households | 7,231 | 7,482 | 124,010,992 |
| Family Households | 3,668 | 4,096 | 80,755,759 |
| Married couple, w/children | 24.9% | 14.5% | 30.5% |
| Married couple, no children | 43.6% | 46.5% | 42.9% |
| Non Family Households | 3,563 | 3,386 | 43,255,233 |
| Single householder, w/children | 19.2% | 17.7% | 15.8% |
| Single householder, no children | 12.2% | 21.3% | 10.8% |