| | Mason, OH | Albert Lea, MN | United States |
| Population | 34,337 | 18,433 | 329,725,481 |
| Female Population | 49.5% | 52.2% | 50.5% |
| Male Population | 50.5% | 47.8% | 49.5% |
| Median Age | 42.1 | 43.6 | 38.4 |
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| Population - 2010 | 30,912 | 18,207 | 309,327,143 |
| Population - 2000 | 22,016 | 18,356 | 285,036,114 |
| Population - 1990 | 11,452 | 18,310 | 251,960,433 |
| Pop. 2000 to Now | 55.8% | -3.4% | 15.6% |
| Pop. 1990 to Now | 199.5% | -3.2% | 30.8% |
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| Population Density | 1,783.9 | 1,399.9 | 93.4 |
| Land Area | 19.2 | 13.2 | 3,531,905.4 |
| Water Area | 0.0 | 1.9 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Mason, OH | Albert Lea, MN | United States |
| Age 0 to 4 | 4.6% | 5.3% | 5.9% |
| Age 5 to 9 | 5.4% | 6.9% | 6.1% |
| Age 10 to 14 | 9.7% | 6.6% | 6.6% |
| Age 15 to 17 | 6.6% | 3.6% | 3.9% |
| Age 18 to 20 | 3.2% | 2.7% | 4.0% |
| Age 21 to 24 | 3.3% | 3.7% | 5.2% |
| Age 25 to 34 | 8.2% | 11.8% | 13.8% |
| Age 35 to 44 | 14.8% | 10.5% | 12.9% |
| Age 45 to 54 | 16.0% | 11.8% | 12.6% |
| Age 55 to 59 | 7.6% | 6.2% | 6.7% |
| Age 60 to 64 | 7.9% | 7.2% | 6.3% |
| Age 65 to 74 | 5.8% | 11.2% | 9.6% |
| Age 75 to 84 | 5.0% | 7.7% | 4.5% |
| Age 85 and over | 2.0% | 4.6% | 1.9% |
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| Race | | | |
| | Mason, OH | Albert Lea, MN | United States |
| White | 75.7% | 77.6% | 59.4% |
| Black | 4.7% | 1.6% | 12.2% |
| Asian | 14.1% | 4.1% | 5.6% |
| Native American | 0.0% | 0.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.2% | 0.0% | 0.4% |
| Two or More Races | 1.7% | 1.4% | 3.2% |
| Hispanic | 3.6% | 15.1% | 18.4% |
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| Marriage & Family | | | |
| | Mason, OH | Albert Lea, MN | United States |
| Married Population | 60.6% | 47.4% | 49.8% |
| Currently Married | 60.1% | 45.8% | 48.0% |
| Married but Separated | 0.6% | 1.6% | 1.8% |
| Single Population | 39.4% | 52.6% | 50.2% |
| Never Married | 24.5% | 30.7% | 33.8% |
| Divorced | 9.6% | 12.2% | 10.8% |
| Widowed | 5.3% | 9.7% | 5.6% |
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| Household Size | 2.69 | 2.28 | 2.60 |
| Households | 12,648 | 7,876 | 124,010,992 |
| Family Households | 9,695 | 4,642 | 80,755,759 |
| Married couple, w/children | 40.5% | 23.7% | 30.5% |
| Married couple, no children | 42.2% | 46.2% | 42.9% |
| Non Family Households | 2,953 | 3,234 | 43,255,233 |
| Single householder, w/children | 10.8% | 24.9% | 15.8% |
| Single householder, no children | 6.5% | 5.1% | 10.8% |