Explore the most up-to-date Knox County zip code map, highlighting neighborhoods, boundaries, and key locations. With a total of 31 zip codes, Knox County is home to 481,406 residents. The county has a median home value of $248,200 and a median household income of $68,580. Below, you’ll find additional key statistics that offer a snapshot of the area.
There are a total of 31 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: 37709, 37721, 37754, 37764, 37772, 37779, 37806, 37807, 37830, 37849, 37853, 37871, 37902, 37909, 37912, 37914, 37915, 37916, 37917, 37918, 37919, 37920, 37921, 37922, 37923, 37924, 37929, 37931, 37932, 37934, 37938.