Fennimore City is a city in Grant County, Wisconsin, home to about 2,752 people across 1.7 square miles. Its ZIP code is 53809.
Homes sold for a median of $127 per square foot in the three months ending August 2026, a seller’s market.
Mostly Fennimore City; also Fennimore Town and Mount Ida
Each card is that ZIP code’s whole market, including any part outside Fennimore City. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Fennimore City’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | General Mitchell International Airport (MKE)139 miles away |
|---|---|
| Closer regional airport | Dubuque Regional Airport (DBQ)41 miles away |
| Nearest city of 250,000+ | Madison, WI62 miles away |
| Nearest city of 1 million+ | Chicago, IL171 miles away |
Straight-line distances from the center of Fennimore City; 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.
Fennimore City had 2,764 residents in the 2020 census, up 16% since 2000.
It’s the 346th largest of 1,889 towns in Wisconsin by population.
Grant County grew from 38,881 residents in 1900 to 51,938 in 2020.
Grant County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 82°F in summer, and winter lows average 8°F. About 37.6 inches of rain and melted snow fall in a typical year, with about 36 inches of snow.
Source: NOAA 1991–2020 climate normals, Steuben 4 Se, WI weather station (14 miles away).
13,342 jobs at 1,177 businesses in Grant County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
19 doctors and other health care providers list an office in Fennimore City.
Nearest hospitals
Providers with an office here
| Primary care doctors | 1 |
|---|---|
| Dentists | 2 |
| Nurse practitioners and physician assistants | 4 |
| Mental health providers | 5 |
| Physical and occupational therapists | 6 |
| Chiropractors | 1 |
| Pharmacies | 1 |
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 (4 nearby)
Grocery stores (1 nearby)
Pharmacies (1 nearby)
Libraries (1 nearby)
Museums (2 nearby)
Counts are within about 1 mile 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 Fennimore Community School District. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Fennimore ElementaryFennimore | Pre-K–5 | 380 | Public | 0.3 mi |
| Fennimore MiddleFennimore | 6–8 | 186 | Public | 0.4 mi |
| Fennimore HighFennimore | 9–12 | 255 | Public | 0.4 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Fennimore Town, Mount Ida, Hickory Grove, Wingville and North Lancaster.
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.