| | Augusta, ME | Saratoga Springs, NY | United States |
| Population | 18,895 | 28,110 | 329,725,481 |
| Female Population | 52.0% | 53.0% | 50.5% |
| Male Population | 48.1% | 47.0% | 49.5% |
| Median Age | 45 | 42.1 | 38.4 |
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| Population - 2010 | 19,096 | 26,604 | 309,327,143 |
| Population - 2000 | 18,560 | 26,186 | 285,036,114 |
| Population - 1990 | 21,325 | 25,001 | 251,960,433 |
| Pop. 2000 to Now | 1.0% | 8.0% | 15.6% |
| Pop. 1990 to Now | -12.1% | 13.1% | 30.8% |
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| Population Density | 342.6 | 1,001.6 | 93.4 |
| Land Area | 55.1 | 28.1 | 3,531,905.4 |
| Water Area | 2.9 | 0.8 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Augusta, ME | Saratoga Springs, NY | United States |
| Age 0 to 4 | 5.6% | 3.6% | 5.9% |
| Age 5 to 9 | 4.3% | 4.1% | 6.1% |
| Age 10 to 14 | 4.0% | 3.5% | 6.6% |
| Age 15 to 17 | 3.7% | 2.5% | 3.9% |
| Age 18 to 20 | 2.8% | 7.6% | 4.0% |
| Age 21 to 24 | 4.3% | 6.3% | 5.2% |
| Age 25 to 34 | 15.2% | 13.5% | 13.8% |
| Age 35 to 44 | 10.2% | 12.1% | 12.9% |
| Age 45 to 54 | 13.2% | 11.7% | 12.6% |
| Age 55 to 59 | 8.1% | 6.5% | 6.7% |
| Age 60 to 64 | 5.6% | 7.9% | 6.3% |
| Age 65 to 74 | 11.7% | 12.1% | 9.6% |
| Age 75 to 84 | 8.4% | 5.9% | 4.5% |
| Age 85 and over | 3.0% | 2.8% | 1.9% |
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| Race | | | |
| | Augusta, ME | Saratoga Springs, NY | United States |
| White | 91.1% | 85.2% | 59.4% |
| Black | 1.2% | 3.4% | 12.2% |
| Asian | 0.9% | 4.0% | 5.6% |
| Native American | 0.9% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.1% | 0.5% | 0.4% |
| Two or More Races | 3.6% | 2.7% | 3.2% |
| Hispanic | 2.2% | 4.2% | 18.4% |
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| Marriage & Family | | | |
| | Augusta, ME | Saratoga Springs, NY | United States |
| Married Population | 33.3% | 47.4% | 49.8% |
| Currently Married | 32.6% | 46.4% | 48.0% |
| Married but Separated | 0.7% | 1.0% | 1.8% |
| Single Population | 66.7% | 52.6% | 50.2% |
| Never Married | 37.6% | 37.2% | 33.8% |
| Divorced | 21.4% | 10.5% | 10.8% |
| Widowed | 7.7% | 5.0% | 5.6% |
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| Household Size | 1.94 | 2.01 | 2.60 |
| Households | 9,310 | 12,669 | 124,010,992 |
| Family Households | 4,199 | 6,893 | 80,755,759 |
| Married couple, w/children | 19.9% | 27.3% | 30.5% |
| Married couple, no children | 40.3% | 54.2% | 42.9% |
| Non Family Households | 5,111 | 5,776 | 43,255,233 |
| Single householder, w/children | 29.0% | 8.8% | 15.8% |
| Single householder, no children | 10.8% | 9.7% | 10.8% |