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/WI/MERTON

Merton ZIP code, Wisconsin

The ZIP code for Merton, WI is 53056, and its area code is 262.

USPS city name
1 ZIP code
Overlapping the city
2 more
Population
3,550
Area code
262

Mail addressed to Merton uses the ZIP code above. 2 more ZIP codes cover part of the city but are addressed as somewhere else; they are listed separately below.

Merton in numbers

About 3,550 people live in Merton, in 1,058 households. The median household income is $173,913 a year, 2.2 times the Wisconsin median of $77,485 (US: $80,734). The median owner-occupied home is valued at $575,800 (2.2 times the Wisconsin median), and median gross rent is $2,136 a month. The median age is 39.0; 63.0% of adults 25 and over hold a bachelor's degree or higher (33.4% across Wisconsin); the average commute takes 26 minutes.

Population3,550Merton3,550
Households1,058Merton1,058
Median age39.0Merton39.0Wisconsin40.2US 38.9
Median household income$173,913Merton$173,913Wisconsin$77,485US $80,734
Median home value$575,800Merton$575,800Wisconsin$266,500US $332,700
Median gross rent$2,136Merton$2,136Wisconsin$1,087US $1,413
Bachelor's degree or higher63.0%Merton63.0%Wisconsin33.4%US 35.7%
Mean commute26.1 minMerton26.1 minWisconsin22.2 minUS 26.4 min
Population density1,071 / sq miMerton1,071 / sq mi

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

ZIP codes addressed as Merton

ZIP codes with the USPS city name Merton
ZIP City Type
53056 Merton , WI No street area

Other ZIP codes overlapping Merton

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

ZIP codes overlapping Merton
ZIP City Type Population Median income Median home
53029 Hartland , WI Standard 21,778 $108,152 $478,700
53089 Sussex , WI Standard 20,588 $120,875 $418,900

Towns near Merton

The nearest larger towns are Hartland (9,972 people, 3.1 mi), Sussex (12,066 people, 4.4 mi) and Pewaukee (8,196 people, 4.8 mi).

Towns near Merton
TownPopulationDistance
Hartland 9,972 3.1 mi
Sussex 12,066 4.4 mi
Pewaukee 8,196 4.8 mi
Pewaukee 16,211 6.4 mi
Okauchee Lake 4,733 6.5 mi
Delafield 7,202 6.5 mi
Richfield 11,755 7.7 mi
Oconomowoc 19,080 9.7 mi
Menomonee Falls 39,539 9.7 mi
Waukesha 71,233 9.9 mi
Wales 2,902 10.0 mi
Summit 5,114 10.7 mi
Brookfield 41,273 11.2 mi
Germantown 20,962 11.3 mi

More nearby: every ZIP code in Waukesha County · Wisconsin ZIP codes

Cite this page

zipcodes.pro. “Merton, WI ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/wi/merton

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