Washington, IL ZIP Codes, Coordinates & Counties
Washington, Illinois has 1 ZIP code in Tazewell county. The approximate center of Washington is 40.703, -89.42. Washington has about 103,970 known street addresses.
ZIP codes in Washington, IL
| ZIP Code | County | Latitude | Longitude |
|---|---|---|---|
| 61571 | Tazewell | 40.703 | -89.42 |
Counties Washington spans
Tazewell
Most common streets in Washington
Irish, School, Jefferson, Hillcrest, Walnut, Main, Washington, Georgetown, Elm, Liberty
Frequently asked questions
What ZIP codes are in Washington, IL?
Washington, Illinois has 1 ZIP code, ranging from 61571 to 61571. The full list, with each ZIP's county and coordinates, is in the table on this page.
What county is Washington, IL in?
Washington is in Tazewell county.
What are the latitude and longitude of Washington, IL?
The approximate center of Washington, Illinois is latitude 40.703, longitude -89.42. Coordinates for each ZIP code are listed in the table above.
How many ZIP codes does Washington, IL have?
Washington has 1 ZIP code.
How many addresses are in Washington, IL?
Washington, Illinois has about 103,970 known street addresses in the sthan.io US address database.
What are the most common streets in Washington, IL?
Some of the most common street names in Washington are Irish, School, Jefferson, Hillcrest, Walnut, Main.
What cities are near Washington, IL?
Cities near Washington include East Peoria (6 mi), Morton (6 mi), Deer Creek (7 mi), Metamora (7 mi), Eureka (8 mi).
Cities near Washington
East Peoria, IL (6 mi) Morton, IL (6 mi) Deer Creek, IL (7 mi) Metamora, IL (7 mi) Eureka, IL (8 mi) Goodfield, IL (9 mi) Peoria Heights, IL (9 mi) Creve Coeur, IL (10 mi)
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View the API →Last updated: June 2026 · Data: sthan.io US address database