Explore the most up-to-date Rock Island County zip code map, highlighting neighborhoods, boundaries, and key locations. With a total of 21 zip codes, Rock Island County is home to 143,819 residents. The county has a median home value of $139,800 and a median household income of $64,435. Below, you’ll find additional key statistics that offer a snapshot of the area.
There are a total of 21 zip codes in Rock Island County. Use the interactive map above to view the boundaries for each one.
Complete list of ZIP codes in the area: 61201, 61232, 61236, 61237, 61239, 61240, 61242, 61244, 61256, 61257, 61259, 61264, 61265, 61272, 61273, 61275, 61278, 61279, 61281, 61282, 61284.