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/FOND-DU-LAC

Fond Du Lac ZIP codes, Wisconsin

Fond Du Lac, WI has 3 ZIP codes (54935, 54937 and 54936) and area code 920. The largest is 54935.

USPS city name
3 ZIP codes
Population
44,494
Area code
920

Fond Du Lac in numbers

About 44,494 people live in Fond Du Lac, in 19,018 households, the 15th-largest of Wisconsin's 805 census places. The median household income is $62,260 a year, 20% below the Wisconsin median of $77,485 (US: $80,734). The median owner-occupied home is valued at $173,700 (35% below the Wisconsin median), and median gross rent is $913 a month. The median age is 36.9; 21.3% of adults 25 and over hold a bachelor's degree or higher (33.4% across Wisconsin); the average commute takes 19 minutes.

Population44,494Fond Du Lac44,494
Households19,018Fond Du Lac19,018
Median age36.9Fond Du Lac36.9Wisconsin40.2US 38.9
Median household income$62,260Fond Du Lac$62,260Wisconsin$77,485US $80,734
Median home value$173,700Fond Du Lac$173,700Wisconsin$266,500US $332,700
Median gross rent$913Fond Du Lac$913Wisconsin$1,087US $1,413
Bachelor's degree or higher21.3%Fond Du Lac21.3%Wisconsin33.4%US 35.7%
Mean commute19.3 minFond Du Lac19.3 minWisconsin22.2 minUS 26.4 min
Population density2,313 / sq miFond Du Lac2,313 / sq mi

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

ZIP codes addressed as Fond Du Lac

ZIP codes with the USPS city name Fond Du Lac
ZIP City Type Population Median income Median home
54935 Fond Du Lac , WI Standard 41,613 $63,144 $180,200
54937 Fond Du Lac , WI Standard 21,687 $81,841 $272,200
54936 Fond Du Lac , WI No street area — — —

Map of Fond Du Lac ZIP codes

549355493754936

The ZIP codes of Fond Du Lac, WI, 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 Fond Du Lac

The nearest larger towns are Oshkosh (66,729 people, 18 mi), Appleton (75,023 people, 35 mi) and Sheboygan (49,645 people, 35 mi).

Towns near Fond Du Lac
TownPopulationDistance
North Fond du Lac 5,392 3.5 mi
Lomira 2,675 12.3 mi
Waupun 11,174 17.7 mi
Oshkosh 66,729 18.4 mi
Mayville 5,228 19.7 mi
Kewaskum 4,461 20.4 mi
Ripon 7,772 20.4 mi
New Holstein 3,075 21.1 mi
Chilton 4,049 22.6 mi
Kiel 3,943 22.9 mi
Omro 3,642 23.6 mi
Plymouth 8,890 23.8 mi
Horicon 3,814 24.7 mi
Winneconne 2,511 27.1 mi

More nearby: every ZIP code in Fond du Lac County · Wisconsin ZIP codes

Cite this page

zipcodes.pro. “Fond Du Lac, WI ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/wi/fond-du-lac

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