| | Bernards, NJ | Wheeling, IL | United States |
| Population | 27,836 | 39,104 | 329,725,481 |
| Female Population | 48.8% | 50.5% | 50.5% |
| Male Population | 51.2% | 49.5% | 49.5% |
| Median Age | 45.5 | 39.1 | 38.4 |
| space3 | | | |
| Population - 2010 | 26,740 | 37,697 | 309,327,143 |
| Population - 2000 | 24,575 | 34,496 | 285,036,114 |
| Population - 1990 | 17,199 | 29,911 | 251,960,433 |
| Pop. 2000 to Now | 10.0% | 12.9% | 15.6% |
| Pop. 1990 to Now | 57.1% | 30.3% | 30.8% |
| space4 | | | |
| Population Density | 1,163.2 | 4,509.2 | 93.4 |
| Land Area | 23.9 | 8.7 | 3,531,905.4 |
| Water Area | 0.1 | 0.1 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Bernards, NJ | Wheeling, IL | United States |
| Age 0 to 4 | 3.8% | 5.8% | 5.9% |
| Age 5 to 9 | 5.3% | 6.7% | 6.1% |
| Age 10 to 14 | 8.9% | 4.5% | 6.6% |
| Age 15 to 17 | 7.0% | 3.0% | 3.9% |
| Age 18 to 20 | 3.7% | 2.7% | 4.0% |
| Age 21 to 24 | 3.4% | 4.3% | 5.2% |
| Age 25 to 34 | 5.8% | 15.8% | 13.8% |
| Age 35 to 44 | 11.2% | 15.3% | 12.9% |
| Age 45 to 54 | 19.1% | 12.5% | 12.6% |
| Age 55 to 59 | 9.5% | 6.3% | 6.7% |
| Age 60 to 64 | 6.3% | 6.7% | 6.3% |
| Age 65 to 74 | 7.5% | 9.4% | 9.6% |
| Age 75 to 84 | 4.3% | 5.4% | 4.5% |
| Age 85 and over | 4.1% | 1.6% | 1.9% |
| space1 | | | |
| Race | | | |
| | Bernards, NJ | Wheeling, IL | United States |
| White | 64.7% | 48.7% | 59.4% |
| Black | 2.1% | 2.1% | 12.2% |
| Asian | 22.8% | 17.5% | 5.6% |
| Native American | 0.0% | 0.8% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.3% | 0.8% | 0.4% |
| Two or More Races | 2.4% | 1.5% | 3.2% |
| Hispanic | 7.7% | 28.7% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Bernards, NJ | Wheeling, IL | United States |
| Married Population | 60.7% | 52.5% | 49.8% |
| Currently Married | 59.8% | 50.6% | 48.0% |
| Married but Separated | 0.9% | 1.9% | 1.8% |
| Single Population | 39.3% | 47.5% | 50.2% |
| Never Married | 26.9% | 30.5% | 33.8% |
| Divorced | 8.5% | 11.8% | 10.8% |
| Widowed | 3.9% | 5.2% | 5.6% |
| space5 | | | |
| Household Size | 2.73 | 2.52 | 2.60 |
| Households | 9,907 | 15,321 | 124,010,992 |
| Family Households | 7,315 | 9,805 | 80,755,759 |
| Married couple, w/children | 48.4% | 32.1% | 30.5% |
| Married couple, no children | 41.7% | 42.5% | 42.9% |
| Non Family Households | 2,592 | 5,516 | 43,255,233 |
| Single householder, w/children | 5.5% | 9.6% | 15.8% |
| Single householder, no children | 4.4% | 15.8% | 10.8% |