| | Youngstown, OH | Olympia, WA | United States |
| Population | 61,274 | 54,579 | 329,725,481 |
| Female Population | 50.0% | 50.8% | 50.5% |
| Male Population | 50.1% | 49.2% | 49.5% |
| Median Age | 38.7 | 38.4 | 38.4 |
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| Population - 2010 | 66,809 | 47,083 | 309,327,143 |
| Population - 2000 | 82,026 | 42,514 | 285,036,114 |
| Population - 1990 | 95,732 | 33,840 | 251,960,433 |
| Pop. 2000 to Now | -22.2% | 26.1% | 15.6% |
| Pop. 1990 to Now | -33.3% | 58.5% | 30.8% |
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| Population Density | 1,805.8 | 2,992.9 | 93.4 |
| Land Area | 33.9 | 18.2 | 3,531,905.4 |
| Water Area | 0.6 | 1.9 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Youngstown, OH | Olympia, WA | United States |
| Age 0 to 4 | 6.1% | 5.2% | 5.9% |
| Age 5 to 9 | 5.7% | 4.8% | 6.1% |
| Age 10 to 14 | 5.8% | 4.9% | 6.6% |
| Age 15 to 17 | 4.2% | 3.8% | 3.9% |
| Age 18 to 20 | 5.4% | 3.5% | 4.0% |
| Age 21 to 24 | 6.1% | 5.2% | 5.2% |
| Age 25 to 34 | 12.6% | 17.3% | 13.8% |
| Age 35 to 44 | 11.6% | 15.2% | 12.9% |
| Age 45 to 54 | 11.4% | 10.9% | 12.6% |
| Age 55 to 59 | 6.2% | 5.9% | 6.7% |
| Age 60 to 64 | 7.4% | 5.2% | 6.3% |
| Age 65 to 74 | 10.2% | 10.7% | 9.6% |
| Age 75 to 84 | 4.6% | 5.0% | 4.5% |
| Age 85 and over | 2.7% | 2.5% | 1.9% |
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| Race | | | |
| | Youngstown, OH | Olympia, WA | United States |
| White | 41.0% | 73.1% | 59.4% |
| Black | 41.2% | 3.0% | 12.2% |
| Asian | 0.7% | 7.0% | 5.6% |
| Native American | 0.2% | 1.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.7% | 0.2% |
| Other | 0.3% | 0.0% | 0.4% |
| Two or More Races | 5.3% | 5.5% | 3.2% |
| Hispanic | 11.4% | 9.6% | 18.4% |
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| Marriage & Family | | | |
| | Youngstown, OH | Olympia, WA | United States |
| Married Population | 27.9% | 43.9% | 49.8% |
| Currently Married | 25.5% | 42.0% | 48.0% |
| Married but Separated | 2.4% | 1.9% | 1.8% |
| Single Population | 72.1% | 56.1% | 50.2% |
| Never Married | 49.8% | 36.9% | 33.8% |
| Divorced | 14.5% | 13.7% | 10.8% |
| Widowed | 7.8% | 5.5% | 5.6% |
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| Household Size | 2.19 | 2.21 | 2.60 |
| Households | 25,954 | 24,187 | 124,010,992 |
| Family Households | 13,296 | 12,596 | 80,755,759 |
| Married couple, w/children | 13.0% | 29.3% | 30.5% |
| Married couple, no children | 29.8% | 42.6% | 42.9% |
| Non Family Households | 12,658 | 11,591 | 43,255,233 |
| Single householder, w/children | 38.9% | 18.8% | 15.8% |
| Single householder, no children | 18.3% | 9.4% | 10.8% |