| | Bristol, NH | Sarasota, FL | United States |
| Population | 3,248 | 53,786 | 329,725,481 |
| Female Population | 47.2% | 53.3% | 50.5% |
| Male Population | 52.8% | 46.7% | 49.5% |
| Median Age | 42.8 | 49 | 38.4 |
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| Population - 2010 | 3,043 | 52,221 | 309,327,143 |
| Population - 2000 | 3,033 | 52,715 | 285,036,114 |
| Population - 1990 | 2,537 | 50,961 | 251,960,433 |
| Pop. 2000 to Now | 4.1% | 11.7% | 15.6% |
| Pop. 1990 to Now | 24.4% | 15.5% | 30.8% |
| space4 | | | |
| Population Density | 189.9 | 3,653.0 | 93.4 |
| Land Area | 17.1 | 14.7 | 3,531,905.4 |
| Water Area | 5.2 | 9.4 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Bristol, NH | Sarasota, FL | United States |
| Age 0 to 4 | 5.6% | 3.7% | 5.9% |
| Age 5 to 9 | 10.1% | 4.1% | 6.1% |
| Age 10 to 14 | 1.8% | 4.4% | 6.6% |
| Age 15 to 17 | 3.5% | 2.7% | 3.9% |
| Age 18 to 20 | 3.0% | 3.1% | 4.0% |
| Age 21 to 24 | 6.7% | 4.5% | 5.2% |
| Age 25 to 34 | 8.1% | 12.8% | 13.8% |
| Age 35 to 44 | 16.3% | 10.0% | 12.9% |
| Age 45 to 54 | 13.2% | 11.9% | 12.6% |
| Age 55 to 59 | 7.1% | 6.6% | 6.7% |
| Age 60 to 64 | 6.5% | 8.3% | 6.3% |
| Age 65 to 74 | 9.8% | 14.5% | 9.6% |
| Age 75 to 84 | 5.8% | 8.0% | 4.5% |
| Age 85 and over | 2.5% | 5.2% | 1.9% |
| space1 | | | |
| Race | | | |
| | Bristol, NH | Sarasota, FL | United States |
| White | 91.6% | 64.9% | 59.4% |
| Black | 0.1% | 14.9% | 12.2% |
| Asian | 2.3% | 1.9% | 5.6% |
| Native American | 0.2% | 0.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.2% | 0.4% |
| Two or More Races | 4.7% | 2.4% | 3.2% |
| Hispanic | 1.2% | 15.5% | 18.4% |
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| Marriage & Family | | | |
| | Bristol, NH | Sarasota, FL | United States |
| Married Population | 47.3% | 41.7% | 49.8% |
| Currently Married | 45.3% | 40.1% | 48.0% |
| Married but Separated | 2.0% | 1.6% | 1.8% |
| Single Population | 52.7% | 58.3% | 50.2% |
| Never Married | 33.0% | 32.6% | 33.8% |
| Divorced | 14.4% | 16.8% | 10.8% |
| Widowed | 5.3% | 8.9% | 5.6% |
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| Household Size | 2.57 | 2.10 | 2.60 |
| Households | 1,255 | 23,984 | 124,010,992 |
| Family Households | 846 | 12,143 | 80,755,759 |
| Married couple, w/children | 28.1% | 17.8% | 30.5% |
| Married couple, no children | 42.7% | 52.2% | 42.9% |
| Non Family Households | 409 | 11,841 | 43,255,233 |
| Single householder, w/children | 15.2% | 16.3% | 15.8% |
| Single householder, no children | 13.9% | 13.7% | 10.8% |