| | Hinsdale, IL | Elmhurst, IL | United States |
| Population | 17,148 | 45,661 | 329,725,481 |
| Female Population | 49.4% | 50.9% | 50.5% |
| Male Population | 50.6% | 49.2% | 49.5% |
| Median Age | 41.8 | 40.6 | 38.4 |
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| Population - 2010 | 16,884 | 44,183 | 309,327,143 |
| Population - 2000 | 17,349 | 42,762 | 285,036,114 |
| Population - 1990 | 16,029 | 42,029 | 251,960,433 |
| Pop. 2000 to Now | 1.4% | 8.8% | 15.6% |
| Pop. 1990 to Now | 9.7% | 10.7% | 30.8% |
| space4 | | | |
| Population Density | 3,714.9 | 4,451.7 | 93.4 |
| Land Area | 4.6 | 10.3 | 3,531,905.4 |
| Water Area | 0.0 | 0.1 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Hinsdale, IL | Elmhurst, IL | United States |
| Age 0 to 4 | 6.3% | 6.3% | 5.9% |
| Age 5 to 9 | 9.2% | 7.4% | 6.1% |
| Age 10 to 14 | 10.5% | 6.3% | 6.6% |
| Age 15 to 17 | 6.5% | 4.8% | 3.9% |
| Age 18 to 20 | 1.7% | 4.4% | 4.0% |
| Age 21 to 24 | 1.8% | 4.2% | 5.2% |
| Age 25 to 34 | 4.9% | 9.0% | 13.8% |
| Age 35 to 44 | 14.8% | 12.7% | 12.9% |
| Age 45 to 54 | 17.4% | 14.3% | 12.6% |
| Age 55 to 59 | 6.5% | 7.2% | 6.7% |
| Age 60 to 64 | 5.8% | 6.7% | 6.3% |
| Age 65 to 74 | 9.0% | 9.8% | 9.6% |
| Age 75 to 84 | 4.2% | 4.2% | 4.5% |
| Age 85 and over | 1.4% | 2.7% | 1.9% |
| space1 | | | |
| Race | | | |
| | Hinsdale, IL | Elmhurst, IL | United States |
| White | 74.2% | 80.1% | 59.4% |
| Black | 1.1% | 1.4% | 12.2% |
| Asian | 14.5% | 6.6% | 5.6% |
| Native American | 0.0% | 0.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.1% | 0.0% | 0.2% |
| Other | 0.9% | 0.2% | 0.4% |
| Two or More Races | 4.0% | 3.1% | 3.2% |
| Hispanic | 5.2% | 8.5% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Hinsdale, IL | Elmhurst, IL | United States |
| Married Population | 70.9% | 59.4% | 49.8% |
| Currently Married | 70.5% | 58.8% | 48.0% |
| Married but Separated | 0.4% | 0.5% | 1.8% |
| Single Population | 29.1% | 40.6% | 50.2% |
| Never Married | 18.9% | 28.2% | 33.8% |
| Divorced | 5.4% | 6.5% | 10.8% |
| Widowed | 4.8% | 5.9% | 5.6% |
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| Household Size | 2.96 | 2.69 | 2.60 |
| Households | 5,700 | 16,476 | 124,010,992 |
| Family Households | 4,759 | 11,977 | 80,755,759 |
| Married couple, w/children | 54.3% | 41.7% | 30.5% |
| Married couple, no children | 37.9% | 46.1% | 42.9% |
| Non Family Households | 941 | 4,499 | 43,255,233 |
| Single householder, w/children | 5.4% | 6.0% | 15.8% |
| Single householder, no children | 2.4% | 6.2% | 10.8% |