Linn is a town in Walworth County, Wisconsin, home to about 2,710 people across 27 square miles. Its ZIP code is 53195, and parts of 53125, 53147 and 53184 are in Linn too.
Homes sold for a median of $287 per square foot across 3 ZIP codes in the three months ending August 2026, and all of them were seller’s markets.
All in Linn
Mostly Fontana-on-Geneva Lake; part is in Linn
Mostly Lake Geneva; part is in Linn
Mostly Walworth Village; part is in Linn
Each card is that ZIP code’s whole market, including any part outside Linn. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
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| Nearest major airport | General Mitchell International Airport (MKE)38 miles away |
|---|---|
| Nearest city of 250,000+ | Milwaukee, WI42 miles away |
| Nearest city of 1 million+ | Chicago, IL65 miles away |
Straight-line distances from the center of Linn; 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.
Linn had 2,687 residents in the 2020 census, up 22% since 2000.
It’s the 351st largest of 1,889 towns in Wisconsin by population.
Walworth County grew from 29,259 residents in 1900 to 106,478 in 2020.
Walworth County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 86°F in summer, and winter lows average 15°F. About 37 inches of rain and melted snow fall in a typical year, with about 40 inches of snow.
Source: NOAA 1991–2020 climate normals, Lake Geneva Wwtp, WI weather station (3 miles away).
39,077 jobs at 2,829 businesses in Walworth County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
Nearest hospitals
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances.
Parks (15 nearby)
Grocery stores (3 nearby)
Pharmacies (2 nearby)
Libraries (1 nearby)
Museums (3 nearby)
Theaters and performance venues
Counts are within about 3.5 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.
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Shares ZIP codes with Lake Geneva, Geneva, Walworth Village, Fontana-on-Geneva Lake, Bloomfield Village, Walworth Town, Lyons, Bloomfield Town (Walworth County) and Sharon Town (Walworth County).
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.