| | Boscobel, WI | Trenton, MO | United States |
| Population | 3,294 | 5,547 | 329,725,481 |
| Female Population | 41.1% | 51.8% | 50.5% |
| Male Population | 58.9% | 48.2% | 49.5% |
| Median Age | 41.6 | 40.3 | 38.4 |
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| Population - 2010 | 3,217 | 5,996 | 309,327,143 |
| Population - 2000 | 3,047 | 6,216 | 285,036,114 |
| Population - 1990 | 2,706 | 6,129 | 251,960,433 |
| Pop. 2000 to Now | 2.9% | -9.6% | 15.6% |
| Pop. 1990 to Now | 15.8% | -8.3% | 30.8% |
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| Population Density | 1,052.1 | 860.4 | 93.4 |
| Land Area | 3.1 | 6.4 | 3,531,905.4 |
| Water Area | 0.0 | 0.3 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Boscobel, WI | Trenton, MO | United States |
| Age 0 to 4 | 4.2% | 6.3% | 5.9% |
| Age 5 to 9 | 5.8% | 7.6% | 6.1% |
| Age 10 to 14 | 5.2% | 6.0% | 6.6% |
| Age 15 to 17 | 2.1% | 3.5% | 3.9% |
| Age 18 to 20 | 5.5% | 5.1% | 4.0% |
| Age 21 to 24 | 2.8% | 4.6% | 5.2% |
| Age 25 to 34 | 15.4% | 13.7% | 13.8% |
| Age 35 to 44 | 15.5% | 8.5% | 12.9% |
| Age 45 to 54 | 11.3% | 8.7% | 12.6% |
| Age 55 to 59 | 4.1% | 5.6% | 6.7% |
| Age 60 to 64 | 11.0% | 7.8% | 6.3% |
| Age 65 to 74 | 9.5% | 10.1% | 9.6% |
| Age 75 to 84 | 5.2% | 8.1% | 4.5% |
| Age 85 and over | 2.4% | 4.5% | 1.9% |
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| Race | | | |
| | Boscobel, WI | Trenton, MO | United States |
| White | 87.9% | 90.9% | 59.4% |
| Black | 9.1% | 0.6% | 12.2% |
| Asian | 0.0% | 2.0% | 5.6% |
| Native American | 0.7% | 0.2% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.3% | 0.6% | 0.4% |
| Two or More Races | 0.2% | 2.1% | 3.2% |
| Hispanic | 1.8% | 3.5% | 18.4% |
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| Marriage & Family | | | |
| | Boscobel, WI | Trenton, MO | United States |
| Married Population | 35.8% | 45.5% | 49.8% |
| Currently Married | 34.6% | 42.9% | 48.0% |
| Married but Separated | 1.1% | 2.6% | 1.8% |
| Single Population | 64.2% | 54.5% | 50.2% |
| Never Married | 42.2% | 27.9% | 33.8% |
| Divorced | 15.6% | 14.9% | 10.8% |
| Widowed | 6.5% | 11.8% | 5.6% |
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| Household Size | 2.20 | 2.51 | 2.60 |
| Households | 1,250 | 2,076 | 124,010,992 |
| Family Households | 595 | 1,159 | 80,755,759 |
| Married couple, w/children | 31.1% | 28.2% | 30.5% |
| Married couple, no children | 39.2% | 49.4% | 42.9% |
| Non Family Households | 655 | 917 | 43,255,233 |
| Single householder, w/children | 17.0% | 14.2% | 15.8% |
| Single householder, no children | 12.8% | 8.2% | 10.8% |