| | Dawson, GA | Sammamish, WA | United States |
| Population | 4,388 | 66,532 | 329,725,481 |
| Female Population | 53.0% | 51.8% | 50.5% |
| Male Population | 47.0% | 48.2% | 49.5% |
| Median Age | 38.6 | 39.2 | 38.4 |
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| Population - 2010 | 4,632 | 57,656 | 309,327,143 |
| Population - 2000 | 5,058 | 34,104 | 285,036,114 |
| Population - 1990 | 5,295 | 23,294 | 251,960,433 |
| Pop. 2000 to Now | -18.5% | 93.4% | 15.6% |
| Pop. 1990 to Now | -22.1% | 183.2% | 30.8% |
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| Population Density | 1,169.5 | 3,255.5 | 93.4 |
| Land Area | 3.8 | 20.4 | 3,531,905.4 |
| Water Area | 0.0 | 3.7 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Dawson, GA | Sammamish, WA | United States |
| Age 0 to 4 | 6.6% | 6.1% | 5.9% |
| Age 5 to 9 | 6.6% | 7.3% | 6.1% |
| Age 10 to 14 | 8.5% | 9.9% | 6.6% |
| Age 15 to 17 | 4.4% | 6.3% | 3.9% |
| Age 18 to 20 | 5.9% | 2.7% | 4.0% |
| Age 21 to 24 | 5.3% | 2.9% | 5.2% |
| Age 25 to 34 | 9.2% | 8.0% | 13.8% |
| Age 35 to 44 | 15.3% | 18.2% | 12.9% |
| Age 45 to 54 | 10.3% | 19.1% | 12.6% |
| Age 55 to 59 | 6.8% | 6.5% | 6.7% |
| Age 60 to 64 | 5.8% | 5.3% | 6.3% |
| Age 65 to 74 | 9.1% | 5.6% | 9.6% |
| Age 75 to 84 | 4.3% | 1.7% | 4.5% |
| Age 85 and over | 2.0% | 0.5% | 1.9% |
| space1 | | | |
| Race | | | |
| | Dawson, GA | Sammamish, WA | United States |
| White | 15.7% | 55.8% | 59.4% |
| Black | 77.8% | 1.6% | 12.2% |
| Asian | 5.6% | 33.3% | 5.6% |
| Native American | 0.0% | 0.3% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.1% | 0.2% |
| Other | 0.0% | 0.4% | 0.4% |
| Two or More Races | 0.9% | 4.9% | 3.2% |
| Hispanic | 0.0% | 3.5% | 18.4% |
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| Marriage & Family | | | |
| | Dawson, GA | Sammamish, WA | United States |
| Married Population | 36.5% | 70.7% | 49.8% |
| Currently Married | 32.5% | 70.0% | 48.0% |
| Married but Separated | 4.0% | 0.7% | 1.8% |
| Single Population | 63.5% | 29.3% | 50.2% |
| Never Married | 44.7% | 22.7% | 33.8% |
| Divorced | 8.4% | 4.8% | 10.8% |
| Widowed | 10.4% | 1.9% | 5.6% |
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| Household Size | 2.81 | 3.03 | 2.60 |
| Households | 1,537 | 21,930 | 124,010,992 |
| Family Households | 996 | 19,138 | 80,755,759 |
| Married couple, w/children | 26.2% | 54.5% | 30.5% |
| Married couple, no children | 21.0% | 34.7% | 42.9% |
| Non Family Households | 541 | 2,792 | 43,255,233 |
| Single householder, w/children | 33.4% | 7.1% | 15.8% |
| Single householder, no children | 19.4% | 3.7% | 10.8% |