Explore the most up-to-date St. Louis County zip code map, highlighting neighborhoods, boundaries, and key locations. With a total of 47 zip codes, St. Louis County is home to 999,703 residents. The county has a median home value of $249,400 and a median household income of $78,067. Below, you’ll find additional key statistics that offer a snapshot of the area.
There are a total of 47 zip codes in St. Louis County. Use the interactive map above to view the boundaries for each one.
Complete list of ZIP codes in the area: 63005, 63011, 63017, 63021, 63025, 63026, 63031, 63033, 63034, 63038, 63040, 63042, 63043, 63044, 63045, 63049, 63069, 63074, 63088, 63105, 63114, 63117, 63119, 63120, 63121, 63122, 63123, 63124, 63125, 63126, 63127, 63128, 63129, 63130, 63131, 63132, 63133, 63134, 63135, 63136, 63137, 63138, 63140, 63141, 63143, 63144, 63146.