| | Oshkosh, WI | West Bend, WI | United States |
| Population | 66,495 | 31,478 | 329,484,123 |
| Female Population | 48.8% | 50.4% | 50.8% |
| Male Population | 51.2% | 49.6% | 49.2% |
| Median Age | 33.6 | 38.7 | 37.8 |
| space3 | | | |
| Population - 2010 | 66,323 | 31,206 | 309,327,143 |
| Population - 2000 | 62,916 | 28,152 | 285,036,114 |
| Population - 1990 | 55,006 | 23,916 | 251,960,433 |
| Pop. 2000 to Now | 5.7% | 11.8% | 15.6% |
| Pop. 1990 to Now | 20.9% | 31.6% | 30.8% |
| space4 | | | |
| Population Density | 2,481.8 | 2,088.2 | 93.3 |
| Land Area | 26.8 | 15.1 | 3,531,905.4 |
| Water Area | 1.0 | 0.2 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Oshkosh, WI | West Bend, WI | United States |
| Age 0 to 4 | 5.2% | 6.2% | 6.2% |
| Age 5 to 9 | 4.9% | 6.0% | 6.4% |
| Age 10 to 14 | 4.7% | 7.1% | 6.5% |
| Age 15 to 17 | 3.0% | 3.7% | 3.9% |
| Age 18 to 20 | 7.6% | 2.9% | 4.1% |
| Age 21 to 24 | 12.0% | 5.4% | 5.6% |
| Age 25 to 34 | 14.7% | 12.7% | 13.7% |
| Age 35 to 44 | 12.1% | 14.5% | 12.7% |
| Age 45 to 54 | 12.0% | 12.9% | 13.4% |
| Age 55 to 59 | 5.7% | 5.8% | 6.7% |
| Age 60 to 64 | 4.7% | 5.6% | 6.0% |
| Age 65 to 74 | 6.1% | 8.7% | 8.6% |
| Age 75 to 84 | 4.8% | 5.6% | 4.4% |
| Age 85 and over | 2.4% | 2.9% | 1.9% |
| space1 | | | |
| Race | | | |
| | Oshkosh, WI | West Bend, WI | United States |
| White | 88.8% | 91.9% | 61.5% |
| Black | 3.8% | 1.7% | 12.3% |
| Asian | 3.1% | 1.1% | 5.3% |
| Native American | 0.3% | 0.1% | 0.7% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.1% | 0.0% | 0.2% |
| Two or More Races | 1.3% | 1.2% | 2.3% |
| Hispanic | 2.7% | 3.9% | 17.6% |
| space2 | | | |
| Marriage & Family | | | |
| | Oshkosh, WI | West Bend, WI | United States |
| Married Population | 36.3% | 54.6% | 50.2% |
| Currently Married | 35.4% | 53.7% | 48.2% |
| Married but Separated | 0.9% | 0.9% | 2.0% |
| Single Population | 63.7% | 45.4% | 49.8% |
| Never Married | 44.9% | 25.3% | 33.1% |
| Divorced | 13.1% | 13.1% | 10.9% |
| Widowed | 5.6% | 7.0% | 5.8% |
| space5 | | | |
| Household Size | 2.24 | 2.30 | 2.63 |
| Households | 26,373 | 13,538 | 118,825,921 |
| Family Households | 13,553 | 8,343 | 78,298,703 |
| Married couple, w/children | 25.9% | 34.7% | 31.1% |
| Married couple, no children | 43.3% | 46.1% | 42.3% |
| Non Family Households | 12,820 | 5,195 | 40,527,218 |
| Single householder, w/children | 19.9% | 13.9% | 16.3% |
| Single householder, no children | 10.9% | 5.3% | 10.3% |