ZIP codes
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Rock Island, IL Demographics & ZIP Codes
Rock Island, Illinois demographics and median household income by ZIP code (in Rock Island County) — 1 ZIP codes — population 37,294 — median income $57,260 — avg. home value $118,300. Compare income, housing, and population across ZIP codes on US5.
Population
37,294
Median household income (avg.)
$57,260
76% of U.S. median
Average home value
$118,300
34% of U.S. median
Average rent
$687
59% of U.S. median
Median age (avg.)
37.3
Rock Island demographics
Rock Island, Illinois covers 1 ZIP code primarily in Rock Island County, with a combined ZIP-area population of about 37,294.
Across ZIP codes with age data, the average median age is about 37.3 years.
Median household income in Rock Island
The average median household income across ZIP codes in Rock Island, Illinois is about $57,260 — about 27% below the IL ZIP average ($78,143), and about 24% below the U.S. median ($75,149).
The highest median household income among listed ZIPs is about $57,260 in 61201.
Housing in Rock Island
For housing in Rock Island, Illinois, the average median home value is about $118,300 and the average median rent is about $687.
The most populous ZIP in this set is 61201 (about 37,294 residents). Use the table below to compare population, income, and home values across codes.
ZIP codes in Rock Island
Sort by population, income, or home value. Click a column header to toggle ascending / descending.
| ZIP | City | County | State | Population ↓ | Income | Home value |
|---|---|---|---|---|---|---|
| 61201 | Rock Island | Rock Island County | IL | 37,294 | $57,260 | $118,300 |
Frequently asked questions
What are the demographics of Rock Island?
Rock Island, Illinois has a combined ZIP-area population of about 37,294 across 1 ZIP codes (primarily Rock Island County). Browse the ZIP table below for population, income, and housing by code.
What is the median household income in Rock Island?
The average median household income across ZIP codes in Rock Island, Illinois is about $57,260, about 27% below the state ZIP average ($78,143), and about 24% below the U.S. median ($75,149). Average median home value is about $118,300.
How many ZIP codes are in Rock Island?
Rock Island, 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 Rock Island?
This page lists ZIP codes in Rock Island, Illinois with population, median household income, and home value. Select a ZIP for a full demographics profile.