Eureka, IL zip code
Eureka, Illinois uses one zip code: 61530. Most of it is in Woodford County. Together these zip codes are home to about 6.5K people.
Zip codes
1
Population
6.5K
All zips combined
Largest zip
61530
6,470 residents
Zip codes in Eureka
| Zip | Type | Population | IncomeMedian income |
|---|---|---|---|
| 61530 | 6,470 | $68,536 |