Gilson, IL zip code
Gilson, Illinois uses one zip code: 61436. Most of it is in Knox County. Together these zip codes are home to about 745 people.
Zip codes
1
Population
745
All zips combined
Largest zip
61436
745 residents
Zip codes in Gilson
| Zip | Type | Population | IncomeMedian income |
|---|---|---|---|
| 61436 | 745 | $76,000 |