| | Newark, OH | Pinellas Park, FL | United States |
| Population | 49,703 | 53,130 | 329,725,481 |
| Female Population | 51.5% | 51.1% | 50.5% |
| Male Population | 48.5% | 48.9% | 49.5% |
| Median Age | 38.3 | 44.1 | 38.4 |
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| Population - 2010 | 47,607 | 49,549 | 309,327,143 |
| Population - 2000 | 46,279 | 45,658 | 285,036,114 |
| Population - 1990 | 44,389 | 43,426 | 251,960,433 |
| Pop. 2000 to Now | 9.5% | 20.1% | 15.6% |
| Pop. 1990 to Now | 14.1% | 26.3% | 30.8% |
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| Population Density | 2,386.1 | 3,328.1 | 93.4 |
| Land Area | 20.8 | 16.0 | 3,531,905.4 |
| Water Area | 0.5 | 0.7 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Newark, OH | Pinellas Park, FL | United States |
| Age 0 to 4 | 5.7% | 4.1% | 5.9% |
| Age 5 to 9 | 6.1% | 4.7% | 6.1% |
| Age 10 to 14 | 6.8% | 5.6% | 6.6% |
| Age 15 to 17 | 3.7% | 3.6% | 3.9% |
| Age 18 to 20 | 4.0% | 2.4% | 4.0% |
| Age 21 to 24 | 6.4% | 3.4% | 5.2% |
| Age 25 to 34 | 12.9% | 13.1% | 13.8% |
| Age 35 to 44 | 12.5% | 13.9% | 12.9% |
| Age 45 to 54 | 12.5% | 12.7% | 12.6% |
| Age 55 to 59 | 7.2% | 7.3% | 6.7% |
| Age 60 to 64 | 6.1% | 7.2% | 6.3% |
| Age 65 to 74 | 9.1% | 11.2% | 9.6% |
| Age 75 to 84 | 4.5% | 7.5% | 4.5% |
| Age 85 and over | 2.5% | 3.2% | 1.9% |
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| Race | | | |
| | Newark, OH | Pinellas Park, FL | United States |
| White | 89.3% | 67.6% | 59.4% |
| Black | 3.1% | 4.6% | 12.2% |
| Asian | 0.7% | 10.6% | 5.6% |
| Native American | 0.1% | 0.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.1% | 0.2% |
| Other | 0.3% | 0.2% | 0.4% |
| Two or More Races | 4.3% | 3.9% | 3.2% |
| Hispanic | 2.1% | 12.8% | 18.4% |
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| Marriage & Family | | | |
| | Newark, OH | Pinellas Park, FL | United States |
| Married Population | 45.1% | 45.8% | 49.8% |
| Currently Married | 42.5% | 43.7% | 48.0% |
| Married but Separated | 2.6% | 2.0% | 1.8% |
| Single Population | 54.9% | 54.2% | 50.2% |
| Never Married | 32.4% | 27.9% | 33.8% |
| Divorced | 15.8% | 16.9% | 10.8% |
| Widowed | 6.7% | 9.4% | 5.6% |
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| Household Size | 2.45 | 2.45 | 2.60 |
| Households | 19,800 | 21,380 | 124,010,992 |
| Family Households | 11,966 | 12,613 | 80,755,759 |
| Married couple, w/children | 26.3% | 26.1% | 30.5% |
| Married couple, no children | 39.5% | 45.3% | 42.9% |
| Non Family Households | 7,834 | 8,767 | 43,255,233 |
| Single householder, w/children | 23.6% | 15.9% | 15.8% |
| Single householder, no children | 10.7% | 12.8% | 10.8% |