Explore the most up-to-date Lake County zip code map, highlighting neighborhoods, boundaries, and key locations. With a total of 28 zip codes, Lake County is home to 497,682 residents. The county has a median home value of $195,100 and a median household income of $66,375. Below, you’ll find additional key statistics that offer a snapshot of the area.
There are a total of 28 zip codes in Lake County. Use the interactive map above to view the boundaries for each one.
Complete list of ZIP codes in the area: 46303, 46307, 46311, 46312, 46319, 46320, 46321, 46322, 46323, 46324, 46327, 46341, 46342, 46356, 46373, 46375, 46376, 46377, 46394, 46402, 46403, 46404, 46405, 46406, 46407, 46408, 46409, 46410.