Rock Island County, IL Zip Codes
16 zip codes across 15 cities in Rock Island County, IL
About Rock Island County
Rock Island County, Illinois (IL) contains 16 unique zip codes spanning 15 cities and communities. Each zip code covers a different area within the county, with varying demographics, income levels, and housing markets.
Browse the complete list below to find detailed population, income, home values, cost of living, and climate data for any zip code in Rock Island County.
Cities in Rock Island County
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All Zip Codes in Rock Island County, IL
| Zip Code | City |
|---|---|
| 61201 | Rock Island |
| 61232 | Andalusia |
| 61236 | Barstow |
| 61239 | Carbon Cliff |
| 61240 | Coal Valley |
| 61242 | Cordova |
| 61244 | East Moline |
| 61256 | Hampton |
| 61257 | Hillsdale |
| 61259 | Illinois City |
| 61264 | Milan |
| 61265 | Moline |
| 61275 | Port Byron |
| 61279 | Reynolds |
| 61282 | East Moline |
| 61284 | Taylor Ridge |
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Frequently Asked Questions
How many zip codes are in Rock Island County, IL?
Rock Island County, IL has 16 zip codes across 15 cities.
What cities are in Rock Island County?
Cities in Rock Island County include Andalusia, Barstow, Carbon Cliff, Coal Valley, Cordova, East Moline, Hampton, Hillsdale, Illinois City, Milan, Moline, Port Byron, Reynolds, Rock Island, Taylor Ridge.
What state is Rock Island County in?
Rock Island County is located in Illinois (IL).
All demographic data on this page is sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code boundary and delivery data is sourced from the United States Postal Service (USPS). Data is updated periodically and may not reflect the most current figures. Census Bureau ZIP Code Tabulation Areas (ZCTAs) may differ slightly from USPS ZIP code boundaries.