Explore the most up-to-date Winnebago County zip code map, highlighting neighborhoods, boundaries, and key locations. With a total of 18 zip codes, Winnebago County is home to 171,197 residents. The county has a median home value of $190,600 and a median household income of $70,041. Below, you’ll find additional key statistics that offer a snapshot of the area.
There are a total of 18 zip codes in Winnebago County. Use the interactive map above to view the boundaries for each one.
Complete list of ZIP codes in the area: 54901, 54902, 54904, 54914, 54915, 54923, 54927, 54940, 54947, 54952, 54956, 54963, 54964, 54971, 54979, 54980, 54985, 54986.