| Statistic | Hegewisch | Chicago | Illinois |
| Population | 9,039 | 2,714,017 | 12,851,684 |
| Population density (sq mi) | 1,906 | 11,938 | 222 |
| Median age | 45.4 | 33.9 | 37.4 |
| Male/Female ratio | 1.2:1 | 0.9:1 | 1.0:1 |
| Married (15yrs & older) | n/a | 41% | 55% |
| Speak English | n/a | 64% | 77% |
| Speak Spanish | n/a | 25% | 13% |
| Race | Hegewisch | Chicago | Illinois |
| Caucasian | 87.28% | 48.69% | 72.14% |
| African American | 5.40% | 30.95% | 14.30% |
| Asian | 0.27% | 6.09% | 5.10% |
| American Indian | 0.37% | 0.29% | 0.23% |
| Native Hawaiian | 0.00% | 0.03% | 0.03% |
| Mixed race | 2.67% | 2.52% | 2.34% |
| Other race | 4.01% | 11.44% | 5.86% |