Zip Code Database List
Account Login
Find ZIP+4 of Address

Find the ZIP Code, County, and +4 of any U.S. Address

FREE ZIP Code Finder

Find info on any U.S. ZIP Code

Other FREE Lookups

Lookup ZIP Code of any City, State, County or Area Code

FREE Radius Search

Find all ZIP Codes

FREE Distance Calc

Calculate the distance between two U.S. or Canadian ZIP codes.

ZIP Code Database - Facts & Stats

Data Last Updated: June 1, 2023

ZIP Codes for City of Mazon, IL

Need a ZIP Code for Mazon, IL? Please enter an address.

Counties:GRUNDY, IL
Area Code(s):779, 815
Timezone(s):Central (GMT -06:00)
City Population:1,015 (More Details)
CBSA:Chicago-Naperville-Elgin, IL-IN-WI
Congressional District(s):16
Land Area:418 square miles (county)
Water Area:12 square miles (county)

1 ZIP Code

Mazon, IL ZIP Code Boundaries

Download ZIP Code Database

Mazon, IL Covers 1 ZIP Code

ZIP CodeTypePopulation% of PopulationAliases

Mazon, IL Demographic Information *

Total population**1,015
Male population497
Female population518
Median age (years)35.8
White Population975
Black Population9
Indian Population4
Asian Population1
Hawaiian Population0
Hispanic Population51
Median age (Male)34.4
Median age (Female)38
Total households383
Family households (families)269
Average household size2.65
Average family size3.17
Total housing units411
* Demographic data is based on 2010 Census for the City of MAZON.
** City and ZIP Code Population will not be equal due to differences in their geographies.


  1. U.S. Postal Service [Last Updated: 2/1/2023],
  2. Internal Data Creation [Last Updated: 2/1/2023],
  3. U.S. Geological Survey [Updated as needed],
  4. U.S. Census [Updated Yearly],
  5. U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010],