| | Sheboygan, WI | Carbondale, IL | United States |
| Population | 49,849 | 22,388 | 329,725,481 |
| Female Population | 48.7% | 48.9% | 50.5% |
| Male Population | 51.3% | 51.1% | 49.5% |
| Median Age | 36.5 | 24.8 | 38.4 |
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| Population - 2010 | 49,363 | 26,517 | 309,327,143 |
| Population - 2000 | 50,792 | 20,681 | 285,036,114 |
| Population - 1990 | 49,676 | 27,033 | 251,960,433 |
| Pop. 2000 to Now | -5.9% | 21.1% | 15.6% |
| Pop. 1990 to Now | -3.7% | -7.4% | 30.8% |
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| Population Density | 3,186.1 | 1,295.9 | 93.4 |
| Land Area | 15.6 | 17.3 | 3,531,905.4 |
| Water Area | 0.2 | 0.4 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Sheboygan, WI | Carbondale, IL | United States |
| Age 0 to 4 | 6.9% | 2.2% | 5.9% |
| Age 5 to 9 | 6.4% | 3.4% | 6.1% |
| Age 10 to 14 | 7.8% | 3.3% | 6.6% |
| Age 15 to 17 | 3.9% | 3.0% | 3.9% |
| Age 18 to 20 | 2.7% | 16.7% | 4.0% |
| Age 21 to 24 | 5.8% | 22.8% | 5.2% |
| Age 25 to 34 | 13.7% | 15.5% | 13.8% |
| Age 35 to 44 | 14.1% | 8.3% | 12.9% |
| Age 45 to 54 | 11.5% | 7.0% | 12.6% |
| Age 55 to 59 | 5.9% | 4.2% | 6.7% |
| Age 60 to 64 | 6.0% | 3.6% | 6.3% |
| Age 65 to 74 | 8.7% | 6.2% | 9.6% |
| Age 75 to 84 | 4.2% | 2.0% | 4.5% |
| Age 85 and over | 2.4% | 1.9% | 1.9% |
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| Race | | | |
| | Sheboygan, WI | Carbondale, IL | United States |
| White | 70.3% | 56.6% | 59.4% |
| Black | 2.9% | 27.4% | 12.2% |
| Asian | 12.3% | 7.0% | 5.6% |
| Native American | 0.3% | 0.2% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.1% | 0.2% |
| Other | 0.0% | 0.5% | 0.4% |
| Two or More Races | 2.7% | 3.2% | 3.2% |
| Hispanic | 11.5% | 5.0% | 18.4% |
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| Marriage & Family | | | |
| | Sheboygan, WI | Carbondale, IL | United States |
| Married Population | 45.2% | 21.6% | 49.8% |
| Currently Married | 44.0% | 19.5% | 48.0% |
| Married but Separated | 1.2% | 2.1% | 1.8% |
| Single Population | 54.8% | 78.4% | 50.2% |
| Never Married | 35.3% | 68.0% | 33.8% |
| Divorced | 13.5% | 6.9% | 10.8% |
| Widowed | 6.0% | 3.4% | 5.6% |
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| Household Size | 2.36 | 1.86 | 2.60 |
| Households | 20,808 | 10,193 | 124,010,992 |
| Family Households | 11,391 | 3,139 | 80,755,759 |
| Married couple, w/children | 29.6% | 19.4% | 30.5% |
| Married couple, no children | 41.4% | 34.8% | 42.9% |
| Non Family Households | 9,417 | 7,054 | 43,255,233 |
| Single householder, w/children | 20.8% | 27.4% | 15.8% |
| Single householder, no children | 8.3% | 18.4% | 10.8% |