| | Crosby, MN | Pierz, MN | United States |
| Population | 2,677 | 1,640 | 329,725,481 |
| Female Population | 55.9% | 56.7% | 50.5% |
| Male Population | 44.2% | 43.3% | 49.5% |
| Median Age | 48.3 | 35.6 | 38.4 |
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| Population - 2010 | 2,388 | 1,390 | 309,327,143 |
| Population - 2000 | 2,299 | 1,277 | 285,036,114 |
| Population - 1990 | 2,073 | 1,014 | 251,960,433 |
| Pop. 2000 to Now | 0.7% | 6.8% | 15.6% |
| Pop. 1990 to Now | 11.7% | 34.5% | 30.8% |
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| Population Density | 905.9 | 1,189.3 | 93.4 |
| Land Area | 3.0 | 1.4 | 3,531,905.4 |
| Water Area | 0.8 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Crosby, MN | Pierz, MN | United States |
| Age 0 to 4 | 4.8% | 9.1% | 5.9% |
| Age 5 to 9 | 5.9% | 10.2% | 6.1% |
| Age 10 to 14 | 6.5% | 6.4% | 6.6% |
| Age 15 to 17 | 2.0% | 2.9% | 3.9% |
| Age 18 to 20 | 4.6% | 3.4% | 4.0% |
| Age 21 to 24 | 3.0% | 2.2% | 5.2% |
| Age 25 to 34 | 13.6% | 14.3% | 13.8% |
| Age 35 to 44 | 8.3% | 11.8% | 12.9% |
| Age 45 to 54 | 8.7% | 10.9% | 12.6% |
| Age 55 to 59 | 6.1% | 5.1% | 6.7% |
| Age 60 to 64 | 7.5% | 5.4% | 6.3% |
| Age 65 to 74 | 12.6% | 8.5% | 9.6% |
| Age 75 to 84 | 8.0% | 4.4% | 4.5% |
| Age 85 and over | 8.4% | 5.4% | 1.9% |
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| Race | | | |
| | Crosby, MN | Pierz, MN | United States |
| White | 91.5% | 93.3% | 59.4% |
| Black | 0.0% | 0.0% | 12.2% |
| Asian | 0.0% | 0.2% | 5.6% |
| Native American | 1.0% | 0.3% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.9% | 0.0% | 0.4% |
| Two or More Races | 4.6% | 1.3% | 3.2% |
| Hispanic | 1.9% | 4.8% | 18.4% |
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| Marriage & Family | | | |
| | Crosby, MN | Pierz, MN | United States |
| Married Population | 42.5% | 48.3% | 49.8% |
| Currently Married | 41.5% | 48.2% | 48.0% |
| Married but Separated | 1.0% | 0.1% | 1.8% |
| Single Population | 57.5% | 51.7% | 50.2% |
| Never Married | 32.7% | 25.9% | 33.8% |
| Divorced | 15.5% | 14.4% | 10.8% |
| Widowed | 9.3% | 11.4% | 5.6% |
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| Household Size | 2.10 | 2.83 | 2.60 |
| Households | 1,229 | 550 | 124,010,992 |
| Family Households | 595 | 347 | 80,755,759 |
| Married couple, w/children | 16.3% | 35.7% | 30.5% |
| Married couple, no children | 53.4% | 40.3% | 42.9% |
| Non Family Households | 634 | 203 | 43,255,233 |
| Single householder, w/children | 19.5% | 16.4% | 15.8% |
| Single householder, no children | 10.8% | 7.5% | 10.8% |