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zipcodes.pro — CITY/WI/SENECA

Seneca ZIP code, Wisconsin

The ZIP code for Seneca, WI is 54654, and its area code is 608.

USPS city name
1 ZIP code
Overlapping the city
2 more
Population
372
Area code
608

Mail addressed to Seneca 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.

Seneca in numbers

About 372 people live in Seneca, in 104 households. The median household income is $62,143 a year, 20% below the Wisconsin median of $77,485 (US: $80,734). The median owner-occupied home is valued at $159,900 (40% below the Wisconsin median), and median gross rent is $1,025 a month. The median age is 35.9; 32.7% of adults 25 and over hold a bachelor's degree or higher (33.4% across Wisconsin); the average commute takes 31 minutes.

Population372Seneca372
Households104Seneca104
Median age35.9Seneca35.9Wisconsin40.2US 38.9
Median household income$62,143Seneca$62,143Wisconsin$77,485US $80,734
Median home value$159,900Seneca$159,900Wisconsin$266,500US $332,700
Median gross rent$1,025Seneca$1,025Wisconsin$1,087US $1,413
Bachelor's degree or higher32.7%Seneca32.7%Wisconsin33.4%US 35.7%
Mean commute31.0 minSeneca31.0 minWisconsin22.2 minUS 26.4 min
Population density442 / sq miSeneca442 / sq mi

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

ZIP codes addressed as Seneca

ZIP codes with the USPS city name Seneca
ZIP City Type Population Median income Median home
54654 Seneca , WI Standard 168 $68,304 $98,600

Other ZIP codes overlapping Seneca

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

ZIP codes overlapping Seneca
ZIP City Type Population Median income Median home
54626 Eastman , WI Standard 1,423 $69,926 $253,000
54631 Gays Mills , WI Standard 1,737 $65,417 $170,900

Map of Seneca ZIP codes

54654

The ZIP codes of Seneca, 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 Seneca

The nearest larger towns are Gays Mills (523 people, 7.1 mi), Eastman (398 people, 7.9 mi) and Soldiers Grove (579 people, 13 mi).

Towns near Seneca
TownPopulationDistance
Boscobel 3,242 15.1 mi
Prairie du Chien 5,491 17.9 mi
Viroqua 4,471 20.7 mi
Fennimore 2,752 25.1 mi
Waukon, IA 3,792 26.3 mi
Richland Center 5,109 29.3 mi

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

Cite this page

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

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