| | Mukwonago, WI | Waukesha, WI | United States |
| Population | 8,255 | 71,307 | 329,725,481 |
| Female Population | 51.2% | 50.9% | 50.5% |
| Male Population | 48.8% | 49.2% | 49.5% |
| Median Age | 40 | 36 | 38.4 |
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| Population - 2010 | 7,376 | 71,217 | 309,327,143 |
| Population - 2000 | 6,162 | 64,825 | 285,036,114 |
| Population - 1990 | 4,457 | 56,958 | 251,960,433 |
| Pop. 2000 to Now | 31.6% | 11.7% | 15.6% |
| Pop. 1990 to Now | 81.9% | 27.1% | 30.8% |
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| Population Density | 1,016.5 | 2,793.4 | 93.4 |
| Land Area | 8.1 | 25.5 | 3,531,905.4 |
| Water Area | 0.2 | 0.3 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Mukwonago, WI | Waukesha, WI | United States |
| Age 0 to 4 | 5.4% | 5.3% | 5.9% |
| Age 5 to 9 | 7.7% | 4.8% | 6.1% |
| Age 10 to 14 | 7.5% | 5.6% | 6.6% |
| Age 15 to 17 | 3.2% | 4.1% | 3.9% |
| Age 18 to 20 | 4.1% | 5.1% | 4.0% |
| Age 21 to 24 | 3.9% | 7.6% | 5.2% |
| Age 25 to 34 | 9.1% | 16.1% | 13.8% |
| Age 35 to 44 | 16.5% | 12.7% | 12.9% |
| Age 45 to 54 | 14.0% | 11.9% | 12.6% |
| Age 55 to 59 | 6.8% | 7.4% | 6.7% |
| Age 60 to 64 | 6.7% | 6.0% | 6.3% |
| Age 65 to 74 | 10.3% | 7.6% | 9.6% |
| Age 75 to 84 | 3.4% | 3.9% | 4.5% |
| Age 85 and over | 1.3% | 1.8% | 1.9% |
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| Race | | | |
| | Mukwonago, WI | Waukesha, WI | United States |
| White | 87.3% | 78.6% | 59.4% |
| Black | 0.1% | 2.6% | 12.2% |
| Asian | 3.6% | 3.0% | 5.6% |
| Native American | 0.1% | 0.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.4% | 0.4% |
| Two or More Races | 1.6% | 2.4% | 3.2% |
| Hispanic | 7.3% | 12.9% | 18.4% |
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| Marriage & Family | | | |
| | Mukwonago, WI | Waukesha, WI | United States |
| Married Population | 59.2% | 47.8% | 49.8% |
| Currently Married | 58.4% | 47.0% | 48.0% |
| Married but Separated | 0.8% | 0.8% | 1.8% |
| Single Population | 40.8% | 52.2% | 50.2% |
| Never Married | 24.4% | 37.0% | 33.8% |
| Divorced | 11.1% | 11.2% | 10.8% |
| Widowed | 5.3% | 4.0% | 5.6% |
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| Household Size | 2.58 | 2.29 | 2.60 |
| Households | 3,179 | 30,012 | 124,010,992 |
| Family Households | 2,088 | 18,183 | 80,755,759 |
| Married couple, w/children | 45.8% | 30.2% | 30.5% |
| Married couple, no children | 40.7% | 45.2% | 42.9% |
| Non Family Households | 1,091 | 11,829 | 43,255,233 |
| Single householder, w/children | 5.7% | 15.3% | 15.8% |
| Single householder, no children | 7.8% | 9.3% | 10.8% |