Explore the most up-to-date Knox County zip code map, highlighting neighborhoods, boundaries, and key locations. With a total of 23 zip codes, Knox County is home to 49,751 residents. The county has a median home value of $96,800 and a median household income of $50,263. Below, you’ll find additional key statistics that offer a snapshot of the area.
There are a total of 23 zip codes in Knox County. Use the interactive map above to view the boundaries for each one.
Complete list of ZIP codes in the area: 61401, 61402, 61410, 61414, 61428, 61430, 61434, 61436, 61439, 61448, 61449, 61458, 61467, 61472, 61474, 61485, 61488, 61489, 61490, 61529, 61531, 61544, 61572.