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/WALNUT-GROVE

Walnut Grove ZIP code, Minnesota

The ZIP code for Walnut Grove, MN is 56180, and its area code is 507.

USPS city name
1 ZIP code
Population
808
Area code
507

Walnut Grove in numbers

About 808 people live in Walnut Grove, in 352 households. The median household income is $58,125 a year, 35% below the Minnesota median of $89,062 (US: $80,734). The median owner-occupied home is valued at $90,000 (73% below the Minnesota median), and median gross rent is $621 a month. The median age is 35.4; 11.1% of adults 25 and over hold a bachelor's degree or higher (39.4% across Minnesota); the average commute takes 23 minutes.

Population808Walnut Grove808
Households352Walnut Grove352
Median age35.4Walnut Grove35.4Minnesota38.8US 38.9
Median household income$58,125Walnut Grove$58,125Minnesota$89,062US $80,734
Median home value$90,000Walnut Grove$90,000Minnesota$329,300US $332,700
Median gross rent$621Walnut Grove$621Minnesota$1,280US $1,413
Bachelor's degree or higher11.1%Walnut Grove11.1%Minnesota39.4%US 35.7%
Mean commute22.7 minWalnut Grove22.7 minMinnesota22.7 minUS 26.4 min
Population density741 / sq miWalnut Grove741 / sq mi

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

ZIP codes addressed as Walnut Grove

ZIP codes with the USPS city name Walnut Grove
ZIP City Type Population Median income Median home
56180 Walnut Grove , MN Standard 1,287 $67,689 $131,600

Map of Walnut Grove ZIP codes

56180

The ZIP codes of Walnut Grove, 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 Walnut Grove

The nearest larger towns are Tracy (2,057 people, 7.6 mi), Lamberton (917 people, 10.0 mi) and Slayton (2,141 people, 22 mi).

Towns near Walnut Grove
TownPopulationDistance
Marshall 13,896 22.1 mi
Redwood Falls 5,068 28.7 mi
Windom 4,799 29.9 mi

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

Cite this page

zipcodes.pro. “Walnut Grove, MN ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/mn/walnut-grove

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