Granite City, IL zip code
Granite City, Illinois uses one zip code: 62040. Most of it is in Madison County. Together these zip codes are home to about 40K people.
Zip codes
1
Population
40K
All zips combined
Largest zip
62040
40,404 residents
Zip codes in Granite City
| Zip | Type | Population | IncomeMedian income |
|---|---|---|---|
| 62040 | 40,404 | $60,031 |