| City | Population | |
|---|---|---|
| #1 | Chicago | 2,712,608 |
| #2 | Aurora | 199,878 |
| #3 | Rockford | 151,290 |
| #4 | Joliet | 147,786 |
| #5 | Naperville | 144,108 |
| #6 | Springfield | 116,815 |
| #7 | Peoria | 115,718 |
| #8 | Elgin | 110,906 |
| #9 | Waukegan | 88,671 |
| #10 | Cicero | 84,423 |
Illinois real estate rankings: Illinois with a total population of 12,868,747 ranks 26th in US homes for sale average price, 8th in homes over $1,000.000. IL also ranks as 7th for homes with more than 4 bedrooms.