| | Solon, OH | Liberty Lake, WA | United States |
| Population | 24,070 | 11,647 | 329,725,481 |
| Female Population | 50.9% | 54.3% | 50.5% |
| Male Population | 49.1% | 45.7% | 49.5% |
| Median Age | 43.9 | 36.1 | 38.4 |
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| Population - 2010 | 23,332 | 7,618 | 309,327,143 |
| Population - 2000 | 21,802 | 4,660 | 285,036,114 |
| Population - 1990 | 18,548 | 2,015 | 251,960,433 |
| Pop. 2000 to Now | 3.9% | 145.3% | 15.6% |
| Pop. 1990 to Now | 22.2% | 467.3% | 30.8% |
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| Population Density | 1,181.5 | 1,896.3 | 93.4 |
| Land Area | 20.4 | 6.1 | 3,531,905.4 |
| Water Area | 0.1 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Solon, OH | Liberty Lake, WA | United States |
| Age 0 to 4 | 5.7% | 7.8% | 5.9% |
| Age 5 to 9 | 6.8% | 12.1% | 6.1% |
| Age 10 to 14 | 8.4% | 6.4% | 6.6% |
| Age 15 to 17 | 5.0% | 5.6% | 3.9% |
| Age 18 to 20 | 2.5% | 3.5% | 4.0% |
| Age 21 to 24 | 3.2% | 2.1% | 5.2% |
| Age 25 to 34 | 6.5% | 10.7% | 13.8% |
| Age 35 to 44 | 13.5% | 17.5% | 12.9% |
| Age 45 to 54 | 15.3% | 11.7% | 12.6% |
| Age 55 to 59 | 7.0% | 4.6% | 6.7% |
| Age 60 to 64 | 7.5% | 5.2% | 6.3% |
| Age 65 to 74 | 12.0% | 7.7% | 9.6% |
| Age 75 to 84 | 4.5% | 4.1% | 4.5% |
| Age 85 and over | 2.1% | 1.1% | 1.9% |
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| Race | | | |
| | Solon, OH | Liberty Lake, WA | United States |
| White | 67.4% | 90.1% | 59.4% |
| Black | 12.0% | 0.0% | 12.2% |
| Asian | 12.5% | 1.8% | 5.6% |
| Native American | 0.1% | 0.9% | 0.6% |
| Hawaiian, Pacific Islander | 0.2% | 0.0% | 0.2% |
| Other | 0.6% | 0.0% | 0.4% |
| Two or More Races | 4.5% | 4.0% | 3.2% |
| Hispanic | 2.7% | 3.0% | 18.4% |
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| Marriage & Family | | | |
| | Solon, OH | Liberty Lake, WA | United States |
| Married Population | 67.3% | 61.5% | 49.8% |
| Currently Married | 66.0% | 60.6% | 48.0% |
| Married but Separated | 1.3% | 0.9% | 1.8% |
| Single Population | 32.7% | 38.5% | 50.2% |
| Never Married | 21.0% | 22.5% | 33.8% |
| Divorced | 6.0% | 11.1% | 10.8% |
| Widowed | 5.8% | 4.8% | 5.6% |
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| Household Size | 2.77 | 2.72 | 2.60 |
| Households | 8,641 | 4,287 | 124,010,992 |
| Family Households | 6,622 | 2,994 | 80,755,759 |
| Married couple, w/children | 39.7% | 47.6% | 30.5% |
| Married couple, no children | 47.9% | 39.0% | 42.9% |
| Non Family Households | 2,019 | 1,293 | 43,255,233 |
| Single householder, w/children | 7.7% | 11.8% | 15.8% |
| Single householder, no children | 4.7% | 1.7% | 10.8% |