Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — CITY/IL/CHARLESTON

Charleston ZIP code, Illinois

The ZIP code for Charleston, IL is 61920, and its area codes are 447 and 217.

USPS city name
1 ZIP code
Overlapping the city
1 more
Population
17,062
Area codes
447, 217

Mail addressed to Charleston uses the ZIP code above. 1 more ZIP code covers part of the city but is addressed as somewhere else; they are listed separately below.

Charleston in numbers

About 17,062 people live in Charleston, in 7,447 households. The median household income is $49,300 a year, 41% below the Illinois median of $83,390 (US: $80,734). The median owner-occupied home is valued at $137,400 (48% below the Illinois median), and median gross rent is $817 a month. The median age is 29.6; 33.3% of adults 25 and over hold a bachelor's degree or higher (37.8% across Illinois); the average commute takes 15 minutes.

Population17,062Charleston17,062
Households7,447Charleston7,447
Median age29.6Charleston29.6Illinois39.0US 38.9
Median household income$49,300Charleston$49,300Illinois$83,390US $80,734
Median home value$137,400Charleston$137,400Illinois$263,300US $332,700
Median gross rent$817Charleston$817Illinois$1,274US $1,413
Bachelor's degree or higher33.3%Charleston33.3%Illinois37.8%US 35.7%
Mean commute15.2 minCharleston15.2 minIllinois27.8 minUS 26.4 min
Population density1,880 / sq miCharleston1,880 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the census place Charleston city. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes addressed as Charleston

ZIP codes with the USPS city name Charleston
ZIP City Type Population Median income Median home
61920 Charleston , IL Standard 20,951 $52,429 $149,200

Other ZIP codes overlapping Charleston

These ZIP codes cover part of Charleston but are addressed as somewhere else.

ZIP codes overlapping Charleston
ZIP City Type Population Median income Median home
61938 Mattoon , IL Standard 20,350 $57,503 $111,700

Map of Charleston ZIP codes

61920

The ZIP codes of Charleston, IL, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Towns near Charleston

The nearest larger towns are Terre Haute, IN (58,427 people, 43 mi), Urbana (39,341 people, 43 mi) and Champaign (89,996 people, 44 mi).

Towns near Charleston
TownPopulationDistance
Mattoon 16,586 9.9 mi
Arcola 2,892 15.2 mi
Tuscola 4,808 22.1 mi
Sullivan 4,348 24.2 mi
Marshall 4,040 26.6 mi
Paris 8,276 27.5 mi

More nearby: every ZIP code in Coles County · Illinois ZIP codes

Cite this page

zipcodes.pro. “Charleston, IL ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/il/charleston

Underlying data is public domain or openly licensed — sources, vintages and licences.