Washington, IL zip code
Washington, Illinois uses one zip code: 61571. Most of it is in Tazewell County. Together these zip codes are home to about 24K people.
Zip codes
1
Population
24K
All zips combined
Largest zip
61571
24,470 residents
Zip codes in Washington
| Zip | Type | Population | IncomeMedian income |
|---|---|---|---|
| 61571 | 24,470 | $90,386 |