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 — STATE/WI/COUNTY/TREMPEALEAU

Trempealeau County, WI ZIP codes

There are 11 ZIP codes in Trempealeau County, WI, in 11 towns, from 54612 to 54773. The largest are 54612 (Arcadia), 54758 (Osseo) and 54630 (Galesville). 1 more crosses into it from a neighbouring county: 54738.

The county seat is Whitehall.

ZIP codes
11
Partly in it
1 more
Towns
11
County seat
Whitehall
County FIPS
55121
Population
30,839
Median household income
$76,313
Land area
733 sq mi

Trempealeau County ZIP codes by town

Whitehall (county seat)
54773

Each ZIP code is listed under the county most of its land lies in and the town the Postal Service names it for; a ZIP code's own page shows exactly how it is split.

ZIP codes partly in Trempealeau County

This ZIP code lies mostly in a neighbouring county but covers a twentieth or more of Trempealeau County.

Map of Trempealeau County ZIP codes

5461254616546255462754630546615474754758547605477054773

The ZIP codes of Trempealeau County, 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.

Trempealeau County in numbers

About 30,839 people live in Trempealeau County, in 12,533 households, the 43rd most populous of Wisconsin's 72 counties. The median household income is $76,313 a year, about the same as the Wisconsin median of $77,485 (US: $80,734). The median owner-occupied home is valued at $216,700 (19% below the Wisconsin median), and median gross rent is $949 a month. The median age is 39.9; 20.9% of adults 25 and over hold a bachelor's degree or higher (33.4% across Wisconsin); the average commute takes 23 minutes.

Population30,839Trempealeau30,839
Households12,533Trempealeau12,533
Median age39.9Trempealeau39.9Wisconsin40.2US 38.9
Median household income$76,313Trempealeau$76,313Wisconsin$77,485US $80,734
Median home value$216,700Trempealeau$216,700Wisconsin$266,500US $332,700
Median gross rent$949Trempealeau$949Wisconsin$1,087US $1,413
Bachelor's degree or higher20.9%Trempealeau20.9%Wisconsin33.4%US 35.7%
Mean commute23.3 minTrempealeau23.3 minWisconsin22.2 minUS 26.4 min
Population density42 / sq miTrempealeau42 / sq mi

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

Largest towns in Trempealeau County

Largest towns in Trempealeau County
TownZIP codesPopulation
Arcadia 1 3,806
Trempealeau 1 1,864
Galesville 1 1,742
Osseo 1 1,687
Whitehall 1 1,555
Independence 1 1,462
Blair 1 1,254
Strum 1 1,064
Ettrick 1 601
Pigeon Falls 1 368
Dodge 1 207

Population of the census place of that name where there is one, otherwise of the ZIP codes the Postal Service addresses by it. A town's ZIP codes can reach past the county line.

Neighbouring counties

Counties that share a ZIP code with Trempealeau County.

Not sure you are in Trempealeau County? What county am I in? answers from your location, near a county line included.

Every ZIP code in Trempealeau County, with figures

ZIP codes in Trempealeau County
ZIP City Type Population Median income Median home
54612 Arcadia , WI Standard 5,915 $77,647 $196,400
54616 Blair , WI Standard 2,443 $72,222 $180,900
54625 Dodge , WI Standard 317 $53,157 $181,600
54627 Ettrick , WI Standard 2,020 $77,212 $223,800
54630 Galesville , WI Standard 4,261 $95,549 $272,300
54661 Trempealeau , WI Standard 3,806 $79,720 $268,400
54747 Independence , WI Standard 2,690 $70,820 $192,600
54758 Osseo , WI Standard 4,577 $67,930 $220,100
54760 Pigeon Falls , WI Standard 190 $88,750 $211,400
54770 Strum , WI Standard 2,033 $83,636 $226,500
54773 Whitehall , WI Standard 3,542 $72,232 $179,300

Cite this page

zipcodes.pro. “Trempealeau County ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/state/wi/county/trempealeau

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