| | Carterville, IL | Normal, IL | United States |
| Population | 5,839 | 53,446 | 329,725,481 |
| Female Population | 52.6% | 52.8% | 50.5% |
| Male Population | 47.4% | 47.3% | 49.5% |
| Median Age | 37.8 | 25.1 | 38.4 |
| space3 | | | |
| Population - 2010 | 5,566 | 52,647 | 309,327,143 |
| Population - 2000 | 4,616 | 45,386 | 285,036,114 |
| Population - 1990 | 3,630 | 40,023 | 251,960,433 |
| Pop. 2000 to Now | 26.4% | 20.0% | 15.6% |
| Pop. 1990 to Now | 60.7% | 36.1% | 30.8% |
| space4 | | | |
| Population Density | 1,105.7 | 2,865.4 | 93.4 |
| Land Area | 5.3 | 18.7 | 3,531,905.4 |
| Water Area | 0.1 | 0.1 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Carterville, IL | Normal, IL | United States |
| Age 0 to 4 | 6.9% | 4.4% | 5.9% |
| Age 5 to 9 | 7.5% | 4.2% | 6.1% |
| Age 10 to 14 | 7.3% | 5.4% | 6.6% |
| Age 15 to 17 | 2.7% | 3.0% | 3.9% |
| Age 18 to 20 | 4.6% | 18.2% | 4.0% |
| Age 21 to 24 | 4.7% | 14.6% | 5.2% |
| Age 25 to 34 | 11.1% | 11.7% | 13.8% |
| Age 35 to 44 | 12.4% | 10.0% | 12.9% |
| Age 45 to 54 | 11.9% | 9.2% | 12.6% |
| Age 55 to 59 | 5.0% | 3.9% | 6.7% |
| Age 60 to 64 | 8.0% | 4.4% | 6.3% |
| Age 65 to 74 | 8.6% | 5.8% | 9.6% |
| Age 75 to 84 | 5.2% | 3.4% | 4.5% |
| Age 85 and over | 4.1% | 1.8% | 1.9% |
| space1 | | | |
| Race | | | |
| | Carterville, IL | Normal, IL | United States |
| White | 87.2% | 76.1% | 59.4% |
| Black | 2.5% | 11.8% | 12.2% |
| Asian | 2.6% | 3.7% | 5.6% |
| Native American | 0.1% | 0.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.1% | 0.4% |
| Two or More Races | 2.9% | 1.9% | 3.2% |
| Hispanic | 4.6% | 6.3% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Carterville, IL | Normal, IL | United States |
| Married Population | 56.8% | 35.3% | 49.8% |
| Currently Married | 55.7% | 34.6% | 48.0% |
| Married but Separated | 1.1% | 0.8% | 1.8% |
| Single Population | 43.2% | 64.7% | 50.2% |
| Never Married | 22.9% | 53.4% | 33.8% |
| Divorced | 11.4% | 7.6% | 10.8% |
| Widowed | 8.9% | 3.7% | 5.6% |
| space5 | | | |
| Household Size | 2.37 | 2.38 | 2.60 |
| Households | 2,466 | 19,841 | 124,010,992 |
| Family Households | 1,632 | 9,974 | 80,755,759 |
| Married couple, w/children | 28.7% | 32.4% | 30.5% |
| Married couple, no children | 45.9% | 43.3% | 42.9% |
| Non Family Households | 834 | 9,867 | 43,255,233 |
| Single householder, w/children | 17.0% | 14.4% | 15.8% |
| Single householder, no children | 8.4% | 9.8% | 10.8% |