| | Monroe, WI | Pocatello, ID | United States |
| Population | 10,668 | 55,865 | 329,725,481 |
| Female Population | 50.2% | 50.2% | 50.5% |
| Male Population | 49.8% | 49.9% | 49.5% |
| Median Age | 42.1 | 33 | 38.4 |
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| Population - 2010 | 10,828 | 54,337 | 309,327,143 |
| Population - 2000 | 10,843 | 51,466 | 285,036,114 |
| Population - 1990 | 10,241 | 46,080 | 251,960,433 |
| Pop. 2000 to Now | -3.9% | 10.8% | 15.6% |
| Pop. 1990 to Now | 1.8% | 23.8% | 30.8% |
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| Population Density | 1,903.3 | 1,708.4 | 93.4 |
| Land Area | 5.6 | 32.7 | 3,531,905.4 |
| Water Area | 0.0 | 0.2 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Monroe, WI | Pocatello, ID | United States |
| Age 0 to 4 | 4.6% | 6.7% | 5.9% |
| Age 5 to 9 | 5.7% | 6.9% | 6.1% |
| Age 10 to 14 | 5.5% | 7.3% | 6.6% |
| Age 15 to 17 | 4.0% | 4.3% | 3.9% |
| Age 18 to 20 | 3.0% | 5.3% | 4.0% |
| Age 21 to 24 | 5.2% | 6.5% | 5.2% |
| Age 25 to 34 | 12.4% | 15.8% | 13.8% |
| Age 35 to 44 | 12.3% | 13.3% | 12.9% |
| Age 45 to 54 | 12.6% | 9.7% | 12.6% |
| Age 55 to 59 | 6.7% | 5.2% | 6.7% |
| Age 60 to 64 | 6.6% | 5.4% | 6.3% |
| Age 65 to 74 | 12.3% | 8.3% | 9.6% |
| Age 75 to 84 | 6.0% | 3.7% | 4.5% |
| Age 85 and over | 2.9% | 1.5% | 1.9% |
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| Race | | | |
| | Monroe, WI | Pocatello, ID | United States |
| White | 91.6% | 81.5% | 59.4% |
| Black | 0.0% | 0.9% | 12.2% |
| Asian | 0.4% | 2.3% | 5.6% |
| Native American | 0.1% | 1.4% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.1% | 0.2% |
| Other | 0.0% | 0.1% | 0.4% |
| Two or More Races | 2.3% | 4.3% | 3.2% |
| Hispanic | 5.6% | 9.4% | 18.4% |
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| Marriage & Family | | | |
| | Monroe, WI | Pocatello, ID | United States |
| Married Population | 42.7% | 46.9% | 49.8% |
| Currently Married | 41.7% | 45.9% | 48.0% |
| Married but Separated | 0.9% | 1.0% | 1.8% |
| Single Population | 57.4% | 53.1% | 50.2% |
| Never Married | 30.2% | 34.2% | 33.8% |
| Divorced | 19.6% | 13.6% | 10.8% |
| Widowed | 7.6% | 5.3% | 5.6% |
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| Household Size | 2.09 | 2.54 | 2.60 |
| Households | 5,036 | 21,277 | 124,010,992 |
| Family Households | 2,571 | 12,351 | 80,755,759 |
| Married couple, w/children | 26.8% | 34.6% | 30.5% |
| Married couple, no children | 42.3% | 42.4% | 42.9% |
| Non Family Households | 2,465 | 8,926 | 43,255,233 |
| Single householder, w/children | 21.3% | 15.5% | 15.8% |
| Single householder, no children | 9.6% | 7.5% | 10.8% |