| | Shorewood, MN | Somerville, MA | United States |
| Population | 7,779 | 80,608 | 329,725,481 |
| Female Population | 48.7% | 49.9% | 50.5% |
| Male Population | 51.3% | 50.1% | 49.5% |
| Median Age | 47.7 | 31.8 | 38.4 |
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| Population - 2010 | 7,295 | 75,870 | 309,327,143 |
| Population - 2000 | 7,400 | 77,478 | 285,036,114 |
| Population - 1990 | 5,917 | 76,210 | 251,960,433 |
| Pop. 2000 to Now | 9.4% | 4.5% | 15.6% |
| Pop. 1990 to Now | 36.9% | 6.2% | 30.8% |
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| Population Density | 1,456.7 | 19,546.1 | 93.4 |
| Land Area | 5.3 | 4.1 | 3,531,905.4 |
| Water Area | 7.7 | 0.1 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Shorewood, MN | Somerville, MA | United States |
| Age 0 to 4 | 4.1% | 4.0% | 5.9% |
| Age 5 to 9 | 5.4% | 3.0% | 6.1% |
| Age 10 to 14 | 8.8% | 2.2% | 6.6% |
| Age 15 to 17 | 6.9% | 1.3% | 3.9% |
| Age 18 to 20 | 2.0% | 4.7% | 4.0% |
| Age 21 to 24 | 1.9% | 9.6% | 5.2% |
| Age 25 to 34 | 5.7% | 33.1% | 13.8% |
| Age 35 to 44 | 11.0% | 14.5% | 12.9% |
| Age 45 to 54 | 14.7% | 9.2% | 12.6% |
| Age 55 to 59 | 9.9% | 4.6% | 6.7% |
| Age 60 to 64 | 11.1% | 4.3% | 6.3% |
| Age 65 to 74 | 12.2% | 5.5% | 9.6% |
| Age 75 to 84 | 4.0% | 2.7% | 4.5% |
| Age 85 and over | 2.1% | 1.1% | 1.9% |
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| Race | | | |
| | Shorewood, MN | Somerville, MA | United States |
| White | 93.8% | 68.8% | 59.4% |
| Black | 0.3% | 4.8% | 12.2% |
| Asian | 0.8% | 9.3% | 5.6% |
| Native American | 0.3% | 0.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.9% | 0.4% |
| Two or More Races | 1.1% | 3.8% | 3.2% |
| Hispanic | 3.7% | 12.3% | 18.4% |
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| Marriage & Family | | | |
| | Shorewood, MN | Somerville, MA | United States |
| Married Population | 68.2% | 33.4% | 49.8% |
| Currently Married | 67.5% | 32.4% | 48.0% |
| Married but Separated | 0.7% | 1.0% | 1.8% |
| Single Population | 31.8% | 66.6% | 50.2% |
| Never Married | 20.6% | 58.0% | 33.8% |
| Divorced | 7.4% | 5.7% | 10.8% |
| Widowed | 3.8% | 2.9% | 5.6% |
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| Household Size | 2.68 | 2.25 | 2.60 |
| Households | 2,900 | 34,523 | 124,010,992 |
| Family Households | 2,364 | 13,639 | 80,755,759 |
| Married couple, w/children | 40.0% | 28.2% | 30.5% |
| Married couple, no children | 50.6% | 49.9% | 42.9% |
| Non Family Households | 536 | 20,884 | 43,255,233 |
| Single householder, w/children | 4.9% | 9.8% | 15.8% |
| Single householder, no children | 4.5% | 12.1% | 10.8% |