ZIP codes
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Washington, IL Demographics & ZIP Codes
Washington, Illinois demographics and median household income by ZIP code (in Tazewell County) — 1 ZIP codes — population 24,544 — median income $87,852 — avg. home value $200,300. Compare income, housing, and population across ZIP codes on US5.
Population
24,544
Median household income (avg.)
$87,852
117% of U.S. median
Average home value
$200,300
58% of U.S. median
Average rent
$815
70% of U.S. median
Median age (avg.)
40.2
Washington demographics
Washington, Illinois covers 1 ZIP code primarily in Tazewell County, with a combined ZIP-area population of about 24,544.
Across ZIP codes with age data, the average median age is about 40.2 years.
Median household income in Washington
The average median household income across ZIP codes in Washington, Illinois is about $87,852 — about 12% above the IL ZIP average ($78,143), and about 17% above the U.S. median ($75,149).
The highest median household income among listed ZIPs is about $87,852 in 61571.
Housing in Washington
For housing in Washington, Illinois, the average median home value is about $200,300 and the average median rent is about $815.
The most populous ZIP in this set is 61571 (about 24,544 residents). Use the table below to compare population, income, and home values across codes.
ZIP codes in Washington
Sort by population, income, or home value. Click a column header to toggle ascending / descending.
| ZIP | City | County | State | Population ↓ | Income | Home value |
|---|---|---|---|---|---|---|
| 61571 | Washington | Tazewell County | IL | 24,544 | $87,852 | $200,300 |
Frequently asked questions
What are the demographics of Washington?
Washington, Illinois has a combined ZIP-area population of about 24,544 across 1 ZIP codes (primarily Tazewell County). Browse the ZIP table below for population, income, and housing by code.
What is the median household income in Washington?
The average median household income across ZIP codes in Washington, Illinois is about $87,852, about 12% above the state ZIP average ($78,143), and about 17% above the U.S. median ($75,149). Average median home value is about $200,300.
How many ZIP codes are in Washington?
Washington, Illinois includes 1 ZIP codes on US5. Each row links to demographics, median income, and housing for that code.
Where can I find ZIP code demographics for Washington?
This page lists ZIP codes in Washington, Illinois with population, median household income, and home value. Select a ZIP for a full demographics profile.