| | Grand Marais, MN | Sault Ste. Marie, MI | United States |
| Population | 1,596 | 13,523 | 329,725,481 |
| Female Population | 44.4% | 52.0% | 50.5% |
| Male Population | 55.6% | 48.0% | 49.5% |
| Median Age | 45.8 | 34.4 | 38.4 |
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| Population - 2010 | 1,342 | 14,160 | 309,327,143 |
| Population - 2000 | 1,353 | 16,542 | 285,036,114 |
| Population - 1990 | 1,171 | 14,689 | 251,960,433 |
| Pop. 2000 to Now | -0.9% | -19.2% | 15.6% |
| Pop. 1990 to Now | 14.5% | -9.1% | 30.8% |
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| Population Density | 548.6 | 916.4 | 93.4 |
| Land Area | 2.9 | 14.8 | 3,531,905.4 |
| Water Area | 0.0 | 5.3 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Grand Marais, MN | Sault Ste. Marie, MI | United States |
| Age 0 to 4 | 6.6% | 5.6% | 5.9% |
| Age 5 to 9 | 4.3% | 5.4% | 6.1% |
| Age 10 to 14 | 3.9% | 5.7% | 6.6% |
| Age 15 to 17 | 1.4% | 2.1% | 3.9% |
| Age 18 to 20 | 1.9% | 8.0% | 4.0% |
| Age 21 to 24 | 2.9% | 8.3% | 5.2% |
| Age 25 to 34 | 15.4% | 15.6% | 13.8% |
| Age 35 to 44 | 10.7% | 10.2% | 12.9% |
| Age 45 to 54 | 14.2% | 10.5% | 12.6% |
| Age 55 to 59 | 7.1% | 5.9% | 6.7% |
| Age 60 to 64 | 6.8% | 6.5% | 6.3% |
| Age 65 to 74 | 15.3% | 8.4% | 9.6% |
| Age 75 to 84 | 5.0% | 5.1% | 4.5% |
| Age 85 and over | 4.4% | 2.5% | 1.9% |
| space1 | | | |
| Race | | | |
| | Grand Marais, MN | Sault Ste. Marie, MI | United States |
| White | 88.4% | 69.7% | 59.4% |
| Black | 0.1% | 1.5% | 12.2% |
| Asian | 0.0% | 1.1% | 5.6% |
| Native American | 2.9% | 11.5% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.1% | 0.2% |
| Other | 0.0% | 0.6% | 0.4% |
| Two or More Races | 3.9% | 12.9% | 3.2% |
| Hispanic | 4.7% | 2.5% | 18.4% |
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| Marriage & Family | | | |
| | Grand Marais, MN | Sault Ste. Marie, MI | United States |
| Married Population | 52.9% | 35.5% | 49.8% |
| Currently Married | 52.6% | 33.5% | 48.0% |
| Married but Separated | 0.3% | 2.0% | 1.8% |
| Single Population | 47.1% | 64.5% | 50.2% |
| Never Married | 21.9% | 39.5% | 33.8% |
| Divorced | 16.5% | 16.1% | 10.8% |
| Widowed | 8.8% | 8.9% | 5.6% |
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| Household Size | 2.17 | 2.18 | 2.60 |
| Households | 719 | 5,745 | 124,010,992 |
| Family Households | 374 | 2,772 | 80,755,759 |
| Married couple, w/children | 33.7% | 28.3% | 30.5% |
| Married couple, no children | 56.2% | 36.5% | 42.9% |
| Non Family Households | 345 | 2,973 | 43,255,233 |
| Single householder, w/children | 7.8% | 24.8% | 15.8% |
| Single householder, no children | 2.4% | 10.4% | 10.8% |