| | Edison, WA | Mount Vernon, WA | United States |
| Population | 316 | 34,824 | 329,725,481 |
| Female Population | 35.8% | 51.4% | 50.5% |
| Male Population | 64.2% | 48.6% | 49.5% |
| Median Age | 69.1 | 33.9 | 38.4 |
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| Population - 2010 | 116 | 31,752 | 309,327,143 |
| Population - 2000 | 133 | 26,232 | 285,036,114 |
| Population - 1990 | 93 | 17,647 | 251,960,433 |
| Pop. 2000 to Now | 26.3% | 38.5% | 15.6% |
| Pop. 1990 to Now | 80.7% | 105.9% | 30.8% |
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| Population Density | 550.5 | 2,828.5 | 93.4 |
| Land Area | 0.6 | 12.3 | 3,531,905.4 |
| Water Area | 0.0 | 0.3 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Edison, WA | Mount Vernon, WA | United States |
| Age 0 to 4 | 0.0% | 7.1% | 5.9% |
| Age 5 to 9 | 4.7% | 6.9% | 6.1% |
| Age 10 to 14 | 0.0% | 8.3% | 6.6% |
| Age 15 to 17 | 0.0% | 3.8% | 3.9% |
| Age 18 to 20 | 0.0% | 3.7% | 4.0% |
| Age 21 to 24 | 0.0% | 5.6% | 5.2% |
| Age 25 to 34 | 12.7% | 15.7% | 13.8% |
| Age 35 to 44 | 0.0% | 10.9% | 12.9% |
| Age 45 to 54 | 27.2% | 9.7% | 12.6% |
| Age 55 to 59 | 0.0% | 5.4% | 6.7% |
| Age 60 to 64 | 5.1% | 5.9% | 6.3% |
| Age 65 to 74 | 36.4% | 10.2% | 9.6% |
| Age 75 to 84 | 13.9% | 5.0% | 4.5% |
| Age 85 and over | 0.0% | 1.6% | 1.9% |
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| Race | | | |
| | Edison, WA | Mount Vernon, WA | United States |
| White | 100.0% | 56.7% | 59.4% |
| Black | 0.0% | 0.4% | 12.2% |
| Asian | 0.0% | 3.3% | 5.6% |
| Native American | 0.0% | 1.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.1% | 0.4% |
| Two or More Races | 0.0% | 3.8% | 3.2% |
| Hispanic | 0.0% | 34.7% | 18.4% |
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| Marriage & Family | | | |
| | Edison, WA | Mount Vernon, WA | United States |
| Married Population | 59.1% | 52.1% | 49.8% |
| Currently Married | 59.1% | 50.4% | 48.0% |
| Married but Separated | 0.0% | 1.7% | 1.8% |
| Single Population | 40.9% | 47.9% | 50.2% |
| Never Married | 25.2% | 29.9% | 33.8% |
| Divorced | 12.0% | 12.0% | 10.8% |
| Widowed | 3.7% | 5.9% | 5.6% |
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| Household Size | 2.32 | 2.66 | 2.60 |
| Households | 136 | 12,823 | 124,010,992 |
| Family Households | 89 | 8,625 | 80,755,759 |
| Married couple, w/children | 15.7% | 31.3% | 30.5% |
| Married couple, no children | 84.3% | 39.1% | 42.9% |
| Non Family Households | 47 | 4,198 | 43,255,233 |
| Single householder, w/children | 0.0% | 20.9% | 15.8% |
| Single householder, no children | 0.0% | 8.7% | 10.8% |