Cassel is a town in Marathon County, Wisconsin, home to about 1,020 people across 33 square miles. It has no ZIP code of its own: it’s part of 54426 and 54448.
Homes sold for a median of $137 per square foot across 2 ZIP codes in the three months ending August 2026, and all of them were seller’s markets.
Mostly Edgar; part is in Cassel
Mostly Marathon City; part is in Cassel
Each card is that ZIP code’s whole market, including any part outside Cassel. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Cassel’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Minneapolis–Saint Paul International Airport / Wold–Chamberlain Field (MSP)162 miles away |
|---|---|
| Closer regional airport | Central Wisconsin Airport (CWA)15 miles away |
| Nearest city of 250,000+ | Madison, WI129 miles away |
| Nearest city of 1 million+ | Chicago, IL240 miles away |
Straight-line distances from the center of Cassel; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Cassel had 934 residents in the 2020 census, up 10% since 2000.
It’s the 884th largest of 1,889 towns in Wisconsin by population.
Marathon County grew from 43,256 residents in 1900 to 138,013 in 2020.
Marathon County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 80°F in summer, and winter lows average 7°F. About 34 inches of rain and melted snow fall in a typical year, with about 64 inches of snow.
Source: NOAA 1991–2020 climate normals, Wausau Dwtn Ap, WI weather station (14 miles away).
65,770 jobs at 3,436 businesses in Marathon County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
17 doctors and other health care providers list an office in Cassel’s ZIP codes.
Nearest hospitals
Providers with an office here
| Primary care doctors | 1 |
|---|---|
| Dentists | 5 |
| Nurse practitioners and physician assistants | 2 |
| Mental health providers | 2 |
| Physical and occupational therapists | 2 |
| Optometrists | 1 |
| Chiropractors | 4 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Parks (6 nearby)
Libraries (2 nearby)
Museums (1 nearby)
Counts are within about 4 miles of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Public schools here are run by Edgar School District, Marathon City School District. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Edgar ElementaryEdgar | Pre-K–5 | 255 | Public | 2.6 mi |
| Marathon ElementaryMarathon | Pre-K–5 | 323 | Public | 3.9 mi |
| Edgar MiddleEdgar | 6–8 | 120 | Public | 2.6 mi |
| Marathon Venture AcademyMarathon | 6–8 | 173 | Charter | 3.9 mi |
| Edgar HighEdgar | 9–12 | 193 | Public | 2.6 mi |
| Marathon HighMarathon | 9–12 | 274 | Public | 3.8 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| St John the Baptist Catholic SchoolEdgar | Pre-K–8 | 36 | Roman Catholic | 2.8 mi |
| St Mary's SchoolMarathon | Pre-K–8 | 170 | Roman Catholic | 3.5 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools; Private School Universe Survey (2023-2024) for private schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Marathon City, Edgar, Stettin, Marathon, Wien, Rib Falls, Emmet Town (Marathon County), Frankfort Town (Marathon County), Rietbrock, Cleveland Town (Marathon County) and Fenwood.
Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.