| | Watertown, WI | Punta Gorda, FL | United States |
| Population | 23,030 | 19,230 | 329,725,481 |
| Female Population | 52.0% | 53.7% | 50.5% |
| Male Population | 48.0% | 46.4% | 49.5% |
| Median Age | 39.4 | 65.2 | 38.4 |
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| Population - 2010 | 23,861 | 17,128 | 309,327,143 |
| Population - 2000 | 21,598 | 14,344 | 285,036,114 |
| Population - 1990 | 19,142 | 10,747 | 251,960,433 |
| Pop. 2000 to Now | 8.2% | 44.3% | 15.6% |
| Pop. 1990 to Now | 22.1% | 92.6% | 30.8% |
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| Population Density | 1,907.6 | 1,239.1 | 93.4 |
| Land Area | 12.1 | 15.5 | 3,531,905.4 |
| Water Area | 0.4 | 6.1 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Watertown, WI | Punta Gorda, FL | United States |
| Age 0 to 4 | 4.9% | 3.6% | 5.9% |
| Age 5 to 9 | 6.3% | 2.6% | 6.1% |
| Age 10 to 14 | 7.1% | 2.2% | 6.6% |
| Age 15 to 17 | 3.9% | 2.7% | 3.9% |
| Age 18 to 20 | 5.2% | 1.5% | 4.0% |
| Age 21 to 24 | 4.2% | 1.6% | 5.2% |
| Age 25 to 34 | 12.4% | 4.5% | 13.8% |
| Age 35 to 44 | 12.0% | 4.2% | 12.9% |
| Age 45 to 54 | 12.4% | 9.3% | 12.6% |
| Age 55 to 59 | 6.8% | 8.2% | 6.7% |
| Age 60 to 64 | 6.7% | 9.3% | 6.3% |
| Age 65 to 74 | 8.4% | 24.8% | 9.6% |
| Age 75 to 84 | 6.5% | 19.2% | 4.5% |
| Age 85 and over | 3.1% | 6.4% | 1.9% |
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| Race | | | |
| | Watertown, WI | Punta Gorda, FL | United States |
| White | 84.1% | 89.5% | 59.4% |
| Black | 1.4% | 2.6% | 12.2% |
| Asian | 0.3% | 0.8% | 5.6% |
| Native American | 0.1% | 0.2% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.1% | 0.2% |
| Other | 0.1% | 0.1% | 0.4% |
| Two or More Races | 2.6% | 2.2% | 3.2% |
| Hispanic | 11.5% | 4.5% | 18.4% |
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| Marriage & Family | | | |
| | Watertown, WI | Punta Gorda, FL | United States |
| Married Population | 48.0% | 65.2% | 49.8% |
| Currently Married | 47.1% | 64.4% | 48.0% |
| Married but Separated | 0.9% | 0.8% | 1.8% |
| Single Population | 52.0% | 34.8% | 50.2% |
| Never Married | 31.8% | 14.6% | 33.8% |
| Divorced | 13.6% | 10.0% | 10.8% |
| Widowed | 6.7% | 10.2% | 5.6% |
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| Household Size | 2.46 | 1.99 | 2.60 |
| Households | 8,996 | 9,616 | 124,010,992 |
| Family Households | 5,748 | 6,338 | 80,755,759 |
| Married couple, w/children | 28.4% | 9.8% | 30.5% |
| Married couple, no children | 43.8% | 77.6% | 42.9% |
| Non Family Households | 3,248 | 3,278 | 43,255,233 |
| Single householder, w/children | 18.6% | 8.8% | 15.8% |
| Single householder, no children | 9.3% | 3.7% | 10.8% |