| | Lakeside, WI | Superior, WI | United States |
| Population | 574 | 26,601 | 329,725,481 |
| Female Population | 42.9% | 51.6% | 50.5% |
| Male Population | 57.1% | 48.4% | 49.5% |
| Median Age | 52.2 | 38.1 | 38.4 |
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| Population - 2010 | 701 | 27,192 | 309,327,143 |
| Population - 2000 | 609 | 27,368 | 285,036,114 |
| Population - 1990 | 569 | 27,134 | 251,960,433 |
| Pop. 2000 to Now | 19.4% | -4.2% | 15.6% |
| Pop. 1990 to Now | 27.8% | -3.4% | 30.8% |
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| Population Density | 14.5 | 725.8 | 93.4 |
| Land Area | 39.6 | 36.6 | 3,531,905.4 |
| Water Area | 0.2 | 8.7 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Lakeside, WI | Superior, WI | United States |
| Age 0 to 4 | 4.4% | 4.9% | 5.9% |
| Age 5 to 9 | 4.5% | 4.9% | 6.1% |
| Age 10 to 14 | 7.1% | 6.8% | 6.6% |
| Age 15 to 17 | 3.8% | 3.6% | 3.9% |
| Age 18 to 20 | 1.0% | 4.6% | 4.0% |
| Age 21 to 24 | 0.3% | 6.1% | 5.2% |
| Age 25 to 34 | 7.1% | 14.3% | 13.8% |
| Age 35 to 44 | 10.6% | 14.2% | 12.9% |
| Age 45 to 54 | 13.8% | 12.5% | 12.6% |
| Age 55 to 59 | 12.5% | 5.5% | 6.7% |
| Age 60 to 64 | 15.2% | 6.6% | 6.3% |
| Age 65 to 74 | 14.6% | 8.9% | 9.6% |
| Age 75 to 84 | 4.2% | 4.9% | 4.5% |
| Age 85 and over | 0.7% | 2.1% | 1.9% |
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| Race | | | |
| | Lakeside, WI | Superior, WI | United States |
| White | 99.1% | 88.8% | 59.4% |
| Black | 0.0% | 1.9% | 12.2% |
| Asian | 0.0% | 2.0% | 5.6% |
| Native American | 0.0% | 1.2% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.2% | 0.4% |
| Two or More Races | 0.9% | 3.8% | 3.2% |
| Hispanic | 0.0% | 2.2% | 18.4% |
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| Marriage & Family | | | |
| | Lakeside, WI | Superior, WI | United States |
| Married Population | 61.4% | 40.7% | 49.8% |
| Currently Married | 61.4% | 38.9% | 48.0% |
| Married but Separated | 0.0% | 1.8% | 1.8% |
| Single Population | 38.6% | 59.3% | 50.2% |
| Never Married | 16.4% | 34.9% | 33.8% |
| Divorced | 21.0% | 16.7% | 10.8% |
| Widowed | 1.2% | 7.8% | 5.6% |
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| Household Size | 2.26 | 2.21 | 2.60 |
| Households | 254 | 11,614 | 124,010,992 |
| Family Households | 155 | 6,190 | 80,755,759 |
| Married couple, w/children | 21.9% | 27.7% | 30.5% |
| Married couple, no children | 66.5% | 39.2% | 42.9% |
| Non Family Households | 99 | 5,424 | 43,255,233 |
| Single householder, w/children | 11.6% | 22.5% | 15.8% |
| Single householder, no children | 0.0% | 10.6% | 10.8% |