Hillsdale, IL zip code
Hillsdale, Illinois uses one zip code: 61257. Most of it is in Rock Island County. Together these zip codes are home to about 844 people.
Zip codes
1
Population
844
All zips combined
Largest zip
61257
844 residents
Zip codes in Hillsdale
| Zip | Type | Population | IncomeMedian income |
|---|---|---|---|
| 61257 | 844 | $64,107 |