Franklin Grove, IL zip code
Franklin Grove, Illinois uses one zip code: 61031. Most of it is in Lee County. Together these zip codes are home to about 1.5K people.
Zip codes
1
Population
1.5K
All zips combined
Largest zip
61031
1,492 residents
Zip codes in Franklin Grove
| Zip | Type | Population | IncomeMedian income |
|---|---|---|---|
| 61031 | 1,492 | $75,446 |