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/MN/WILLMAR

Willmar ZIP code, Minnesota

The ZIP code for Willmar, MN is 56201, and its area code is 320.

USPS city name
1 ZIP code
Overlapping the city
1 more
Population
21,378
Area code
320

Mail addressed to Willmar 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.

Willmar in numbers

About 21,378 people live in Willmar, in 8,297 households. The median household income is $62,280 a year, 30% below the Minnesota median of $89,062 (US: $80,734). The median owner-occupied home is valued at $198,400 (40% below the Minnesota median), and median gross rent is $910 a month. The median age is 35.5; 25.3% of adults 25 and over hold a bachelor's degree or higher (39.4% across Minnesota); the average commute takes 13 minutes.

Population21,378Willmar21,378
Households8,297Willmar8,297
Median age35.5Willmar35.5Minnesota38.8US 38.9
Median household income$62,280Willmar$62,280Minnesota$89,062US $80,734
Median home value$198,400Willmar$198,400Minnesota$329,300US $332,700
Median gross rent$910Willmar$910Minnesota$1,280US $1,413
Bachelor's degree or higher25.3%Willmar25.3%Minnesota39.4%US 35.7%
Mean commute12.6 minWillmar12.6 minMinnesota22.7 minUS 26.4 min
Population density1,502 / sq miWillmar1,502 / sq mi

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

ZIP codes addressed as Willmar

ZIP codes with the USPS city name Willmar
ZIP City Type Population Median income Median home
56201 Willmar , MN Standard 25,146 $68,804 $216,300

Other ZIP codes overlapping Willmar

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

ZIP codes overlapping Willmar
ZIP City Type Population Median income Median home
56279 Pennock , MN Standard 1,126 $84,000 $231,700

Map of Willmar ZIP codes

56201

The ZIP codes of Willmar, MN, 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 Willmar

The nearest larger towns are St. Cloud (70,629 people, 51 mi), Otsego (22,245 people, 71 mi) and Chaska (28,706 people, 74 mi).

Towns near Willmar
TownPopulationDistance
Paynesville 2,519 24.2 mi
Litchfield 6,576 26.0 mi
Benson 3,441 29.8 mi

More nearby: every ZIP code in Kandiyohi County · Minnesota ZIP codes

Cite this page

zipcodes.pro. “Willmar, MN ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/mn/willmar

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