| | Three Lakes, WI | Minocqua, WI | United States |
| Population | 2,007 | 4,967 | 329,725,481 |
| Female Population | 53.3% | 49.3% | 50.5% |
| Male Population | 46.7% | 50.7% | 49.5% |
| Median Age | 60.6 | 55.4 | 38.4 |
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| Population - 2010 | 2,129 | 4,456 | 309,327,143 |
| Population - 2000 | 2,339 | 4,859 | 285,036,114 |
| Population - 1990 | 2,004 | 3,486 | 251,960,433 |
| Pop. 2000 to Now | -9.1% | -8.4% | 15.6% |
| Pop. 1990 to Now | 6.1% | 27.7% | 30.8% |
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| Population Density | 25.1 | 33.3 | 93.4 |
| Land Area | 80.1 | 149.2 | 3,531,905.4 |
| Water Area | 19.8 | 18.9 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Three Lakes, WI | Minocqua, WI | United States |
| Age 0 to 4 | 1.9% | 4.2% | 5.9% |
| Age 5 to 9 | 1.3% | 4.8% | 6.1% |
| Age 10 to 14 | 2.1% | 4.6% | 6.6% |
| Age 15 to 17 | 3.5% | 3.3% | 3.9% |
| Age 18 to 20 | 1.8% | 1.7% | 4.0% |
| Age 21 to 24 | 2.4% | 2.0% | 5.2% |
| Age 25 to 34 | 7.9% | 6.0% | 13.8% |
| Age 35 to 44 | 6.6% | 10.0% | 12.9% |
| Age 45 to 54 | 10.2% | 12.5% | 12.6% |
| Age 55 to 59 | 10.6% | 8.3% | 6.7% |
| Age 60 to 64 | 14.4% | 10.9% | 6.3% |
| Age 65 to 74 | 23.4% | 17.6% | 9.6% |
| Age 75 to 84 | 10.4% | 7.4% | 4.5% |
| Age 85 and over | 3.4% | 6.7% | 1.9% |
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| Race | | | |
| | Three Lakes, WI | Minocqua, WI | United States |
| White | 98.2% | 90.2% | 59.4% |
| Black | 0.1% | 0.8% | 12.2% |
| Asian | 0.4% | 0.8% | 5.6% |
| Native American | 0.0% | 4.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 1.2% | 1.3% | 3.2% |
| Hispanic | 0.1% | 2.9% | 18.4% |
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| Marriage & Family | | | |
| | Three Lakes, WI | Minocqua, WI | United States |
| Married Population | 64.1% | 59.4% | 49.8% |
| Currently Married | 63.9% | 58.9% | 48.0% |
| Married but Separated | 0.2% | 0.5% | 1.8% |
| Single Population | 35.9% | 40.6% | 50.2% |
| Never Married | 20.0% | 21.7% | 33.8% |
| Divorced | 10.2% | 12.3% | 10.8% |
| Widowed | 5.7% | 6.6% | 5.6% |
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| Household Size | 2.21 | 2.17 | 2.60 |
| Households | 907 | 2,224 | 124,010,992 |
| Family Households | 606 | 1,294 | 80,755,759 |
| Married couple, w/children | 9.4% | 19.1% | 30.5% |
| Married couple, no children | 80.4% | 71.4% | 42.9% |
| Non Family Households | 301 | 930 | 43,255,233 |
| Single householder, w/children | 4.3% | 7.3% | 15.8% |
| Single householder, no children | 5.9% | 2.2% | 10.8% |