| | Shorewood, IL | St. John, IN | United States |
| Population | 17,947 | 19,805 | 329,725,481 |
| Female Population | 47.9% | 50.7% | 50.5% |
| Male Population | 52.1% | 49.3% | 49.5% |
| Median Age | 42.4 | 41.9 | 38.4 |
| space3 | | | |
| Population - 2010 | 15,708 | 14,873 | 309,327,143 |
| Population - 2000 | 7,686 | 8,382 | 285,036,114 |
| Population - 1990 | 6,264 | 4,921 | 251,960,433 |
| Pop. 2000 to Now | 127.6% | 134.0% | 15.6% |
| Pop. 1990 to Now | 179.3% | 298.6% | 30.8% |
| space4 | | | |
| Population Density | 2,273.5 | 1,577.7 | 93.4 |
| Land Area | 7.9 | 12.6 | 3,531,905.4 |
| Water Area | 0.1 | 0.1 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Shorewood, IL | St. John, IN | United States |
| Age 0 to 4 | 4.6% | 5.7% | 5.9% |
| Age 5 to 9 | 6.1% | 5.3% | 6.1% |
| Age 10 to 14 | 7.9% | 9.2% | 6.6% |
| Age 15 to 17 | 4.7% | 4.8% | 3.9% |
| Age 18 to 20 | 4.1% | 3.7% | 4.0% |
| Age 21 to 24 | 3.0% | 4.2% | 5.2% |
| Age 25 to 34 | 10.0% | 7.3% | 13.8% |
| Age 35 to 44 | 12.6% | 13.7% | 12.9% |
| Age 45 to 54 | 13.4% | 15.8% | 12.6% |
| Age 55 to 59 | 7.6% | 6.0% | 6.7% |
| Age 60 to 64 | 7.0% | 7.9% | 6.3% |
| Age 65 to 74 | 11.6% | 10.1% | 9.6% |
| Age 75 to 84 | 5.6% | 5.1% | 4.5% |
| Age 85 and over | 1.8% | 1.1% | 1.9% |
| space1 | | | |
| Race | | | |
| | Shorewood, IL | St. John, IN | United States |
| White | 77.0% | 79.2% | 59.4% |
| Black | 5.0% | 2.6% | 12.2% |
| Asian | 3.5% | 2.2% | 5.6% |
| Native American | 0.0% | 0.2% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.1% | 0.2% |
| Other | 2.1% | 2.3% | 0.4% |
| Two or More Races | 3.1% | 2.3% | 3.2% |
| Hispanic | 9.3% | 11.1% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Shorewood, IL | St. John, IN | United States |
| Married Population | 61.2% | 66.0% | 49.8% |
| Currently Married | 59.4% | 65.4% | 48.0% |
| Married but Separated | 1.8% | 0.5% | 1.8% |
| Single Population | 38.8% | 34.0% | 50.2% |
| Never Married | 25.3% | 24.1% | 33.8% |
| Divorced | 8.7% | 5.3% | 10.8% |
| Widowed | 4.8% | 4.6% | 5.6% |
| space5 | | | |
| Household Size | 2.82 | 2.87 | 2.60 |
| Households | 6,365 | 6,905 | 124,010,992 |
| Family Households | 4,746 | 5,629 | 80,755,759 |
| Married couple, w/children | 36.1% | 43.3% | 30.5% |
| Married couple, no children | 52.3% | 46.5% | 42.9% |
| Non Family Households | 1,619 | 1,276 | 43,255,233 |
| Single householder, w/children | 6.1% | 5.6% | 15.8% |
| Single householder, no children | 5.4% | 4.6% | 10.8% |