Lake Forest, IL
ZIP Codes in Lake Forest, Illinois
January 19, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 60045 | 21,159 | 42.2360, -87.8648 |
Lake Forest has 1 ZIP code
ZIP Codes in Lake Forest, Illinois
January 19, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 60045 | 21,159 | 42.2360, -87.8648 |