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/IN/HIGHLAND

Highland ZIP code, Indiana

The ZIP code for Highland, IN is 46322, and its area code is 219.

USPS city name
1 ZIP code
Overlapping the city
1 more
Population
23,680
Area code
219
State
Indiana

Mail addressed to Highland 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.

Highland in numbers

About 23,680 people live in Highland, in 10,440 households, the 43rd-largest of Indiana's 794 census places. The median household income is $78,062 a year, 8% above the Indiana median of $71,957 (US: $80,734). The median owner-occupied home is valued at $233,300 (7% above the Indiana median), and median gross rent is $1,230 a month. The median age is 44.6; 29.6% of adults 25 and over hold a bachelor's degree or higher (29.5% across Indiana); the average commute takes 26 minutes.

Population23,680Highland23,680
Households10,440Highland10,440
Median age44.6Highland44.6Indiana38.1US 38.9
Median household income$78,062Highland$78,062Indiana$71,957US $80,734
Median home value$233,300Highland$233,300Indiana$218,200US $332,700
Median gross rent$1,230Highland$1,230Indiana$1,062US $1,413
Bachelor's degree or higher29.6%Highland29.6%Indiana29.5%US 35.7%
Mean commute25.6 minHighland25.6 minIndiana24.1 minUS 26.4 min
Population density3,419 / sq miHighland3,419 / sq mi

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

ZIP codes addressed as Highland

ZIP codes with the USPS city name Highland
ZIP City Type Population Median income Median home
46322 Highland , IN Standard 23,680 $78,062 $233,300

Other ZIP codes overlapping Highland

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

ZIP codes overlapping Highland
ZIP City Type Population Median income Median home
46323 Hammond , IN Standard 23,047 $59,688 $166,400

Map of Highland ZIP codes

46322

The ZIP codes of Highland, IN, 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 Highland

The nearest larger towns are Munster (23,733 people, 2.4 mi), Schererville (29,701 people, 4.3 mi) and Lansing, IL (28,284 people, 4.7 mi).

Towns near Highland
TownPopulationDistance
Griffith 16,273 2.2 mi
Munster 23,733 2.4 mi
Dyer 16,400 4.3 mi
Schererville 29,701 4.3 mi
Lansing, IL 28,284 4.7 mi
Lynwood, IL 9,083 5.1 mi
Hammond 76,768 5.3 mi
Calumet City, IL 35,100 5.4 mi
Gary 68,113 6.5 mi
East Chicago 26,022 7.0 mi
Sauk Village, IL 9,678 7.0 mi
St. John 22,567 7.3 mi
Burnham, IL 3,937 7.8 mi
Glenwood, IL 8,603 8.0 mi

More nearby: every ZIP code in Lake County · Indiana ZIP codes

Cite this page

zipcodes.pro. “Highland, IN ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/in/highland

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