Joliet, IL zip codes
Joliet, Illinois has 6 zip codes (5 residential, 1 PO box or single-organization). Most of it is in Will County. Together these zip codes are home to about 132K people.
Zip codes
6
Population
132K
All zips combined
Largest zip
60435
48,167 residents
Income range
$63K–$123K
Median by zip