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/HARRISBURG

Harrisburg ZIP code, Illinois

The ZIP code for Harrisburg, IL is 62946, and its area code is 618.

USPS city name
1 ZIP code
Overlapping the city
1 more
Population
8,372
Area code
618

Mail addressed to Harrisburg 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.

Harrisburg in numbers

About 8,372 people live in Harrisburg, in 3,464 households. The median household income is $43,415 a year, 48% below the Illinois median of $83,390 (US: $80,734). The median owner-occupied home is valued at $84,100 (68% below the Illinois median), and median gross rent is $760 a month. The median age is 39.0; 15.8% of adults 25 and over hold a bachelor's degree or higher (37.8% across Illinois); the average commute takes 19 minutes.

Population8,372Harrisburg8,372
Households3,464Harrisburg3,464
Median age39.0Harrisburg39.0Illinois39.0US 38.9
Median household income$43,415Harrisburg$43,415Illinois$83,390US $80,734
Median home value$84,100Harrisburg$84,100Illinois$263,300US $332,700
Median gross rent$760Harrisburg$760Illinois$1,274US $1,413
Bachelor's degree or higher15.8%Harrisburg15.8%Illinois37.8%US 35.7%
Mean commute18.9 minHarrisburg18.9 minIllinois27.8 minUS 26.4 min
Population density1,266 / sq miHarrisburg1,266 / sq mi

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

ZIP codes addressed as Harrisburg

ZIP codes with the USPS city name Harrisburg
ZIP City Type Population Median income Median home
62946 Harrisburg , IL Standard 11,256 $51,566 $97,300

Other ZIP codes overlapping Harrisburg

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

ZIP codes overlapping Harrisburg
ZIP City Type Population Median income Median home
62965 Muddy , IL Standard 79 — —

Map of Harrisburg ZIP codes

62946

The ZIP codes of Harrisburg, 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 Harrisburg

The nearest larger towns are Marion (16,836 people, 22 mi), Herrin (12,226 people, 27 mi) and Carbondale (22,158 people, 37 mi).

Towns near Harrisburg
TownPopulationDistance
Eldorado 3,771 7.7 mi
Marion 16,836 21.6 mi
Johnston City 3,327 21.7 mi
West Frankfort 7,118 23.8 mi
McLeansboro 2,675 24.4 mi
Herrin 12,226 26.8 mi
Benton 6,863 27.8 mi
Carterville 5,818 29.5 mi

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

Cite this page

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

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