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Eureka, IL Demographics & ZIP Codes
Eureka, Illinois demographics and median household income by ZIP code (in Woodford County) — 1 ZIP codes — population 6,297 — median income $68,631 — avg. home value $166,700. Compare income, housing, and population across ZIP codes on US5.
Population
6,297
Median household income (avg.)
$68,631
91% of U.S. median
Average home value
$166,700
48% of U.S. median
Average rent
$637
55% of U.S. median
Median age (avg.)
40.1
Eureka demographics
Eureka, Illinois covers 1 ZIP code primarily in Woodford County, with a combined ZIP-area population of about 6,297.
Across ZIP codes with age data, the average median age is about 40.1 years.
Median household income in Eureka
The average median household income across ZIP codes in Eureka, Illinois is about $68,631 — about 12% below the IL ZIP average ($78,143), and about 9% below the U.S. median ($75,149).
The highest median household income among listed ZIPs is about $68,631 in 61530.
Housing in Eureka
For housing in Eureka, Illinois, the average median home value is about $166,700 and the average median rent is about $637.
The most populous ZIP in this set is 61530 (about 6,297 residents). Use the table below to compare population, income, and home values across codes.
ZIP codes in Eureka
Sort by population, income, or home value. Click a column header to toggle ascending / descending.
| ZIP | City | County | State | Population ↓ | Income | Home value |
|---|---|---|---|---|---|---|
| 61530 | Eureka | Woodford County | IL | 6,297 | $68,631 | $166,700 |
Frequently asked questions
What are the demographics of Eureka?
Eureka, Illinois has a combined ZIP-area population of about 6,297 across 1 ZIP codes (primarily Woodford County). Browse the ZIP table below for population, income, and housing by code.
What is the median household income in Eureka?
The average median household income across ZIP codes in Eureka, Illinois is about $68,631, about 12% below the state ZIP average ($78,143), and about 9% below the U.S. median ($75,149). Average median home value is about $166,700.
How many ZIP codes are in Eureka?
Eureka, 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 Eureka?
This page lists ZIP codes in Eureka, Illinois with population, median household income, and home value. Select a ZIP for a full demographics profile.