| | Tyngsborough, MA | Venice, FL | United States |
| Population | 12,377 | 24,876 | 329,725,481 |
| Female Population | 49.4% | 55.0% | 50.5% |
| Male Population | 50.6% | 45.0% | 49.5% |
| Median Age | 41.4 | 68.6 | 38.4 |
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| Population - 2010 | 11,415 | 20,816 | 309,327,143 |
| Population - 2000 | 11,081 | 17,764 | 285,036,114 |
| Population - 1990 | 8,642 | 16,922 | 251,960,433 |
| Pop. 2000 to Now | 14.1% | 38.7% | 15.6% |
| Pop. 1990 to Now | 46.3% | 45.6% | 30.8% |
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| Population Density | 737.8 | 1,620.4 | 93.4 |
| Land Area | 16.8 | 15.4 | 3,531,905.4 |
| Water Area | 1.3 | 1.3 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Tyngsborough, MA | Venice, FL | United States |
| Age 0 to 4 | 4.2% | 1.1% | 5.9% |
| Age 5 to 9 | 6.3% | 1.6% | 6.1% |
| Age 10 to 14 | 7.0% | 1.5% | 6.6% |
| Age 15 to 17 | 4.8% | 1.5% | 3.9% |
| Age 18 to 20 | 5.4% | 1.5% | 4.0% |
| Age 21 to 24 | 6.4% | 2.3% | 5.2% |
| Age 25 to 34 | 8.5% | 3.4% | 13.8% |
| Age 35 to 44 | 12.3% | 3.8% | 12.9% |
| Age 45 to 54 | 19.5% | 7.4% | 12.6% |
| Age 55 to 59 | 6.4% | 6.4% | 6.7% |
| Age 60 to 64 | 6.4% | 8.6% | 6.3% |
| Age 65 to 74 | 9.3% | 30.5% | 9.6% |
| Age 75 to 84 | 2.8% | 21.6% | 4.5% |
| Age 85 and over | 0.8% | 9.0% | 1.9% |
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| Race | | | |
| | Tyngsborough, MA | Venice, FL | United States |
| White | 80.5% | 90.6% | 59.4% |
| Black | 1.7% | 0.6% | 12.2% |
| Asian | 9.5% | 1.8% | 5.6% |
| Native American | 0.0% | 0.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.1% | 0.2% |
| Other | 0.0% | 0.1% | 0.4% |
| Two or More Races | 3.4% | 3.1% | 3.2% |
| Hispanic | 4.9% | 3.6% | 18.4% |
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| Marriage & Family | | | |
| | Tyngsborough, MA | Venice, FL | United States |
| Married Population | 59.6% | 59.2% | 49.8% |
| Currently Married | 58.7% | 58.2% | 48.0% |
| Married but Separated | 0.9% | 0.9% | 1.8% |
| Single Population | 40.4% | 40.8% | 50.2% |
| Never Married | 31.2% | 13.3% | 33.8% |
| Divorced | 6.2% | 15.0% | 10.8% |
| Widowed | 3.0% | 12.6% | 5.6% |
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| Household Size | 3.07 | 1.82 | 2.60 |
| Households | 4,022 | 13,385 | 124,010,992 |
| Family Households | 3,147 | 7,222 | 80,755,759 |
| Married couple, w/children | 38.4% | 8.0% | 30.5% |
| Married couple, no children | 46.6% | 83.9% | 42.9% |
| Non Family Households | 875 | 6,163 | 43,255,233 |
| Single householder, w/children | 10.1% | 3.5% | 15.8% |
| Single householder, no children | 4.8% | 4.6% | 10.8% |