Watterstown is a town in Grant County, Wisconsin, home to about 397 people across 28 square miles. It has no ZIP code of its own: it’s part of 53518 and 53805.
Homes sold for a median of $109 per square foot across 2 ZIP codes in the three months ending August 2026, and 1 of 2 were seller’s markets.
Mostly Richwood; part is in Watterstown
Mostly Boscobel; part is in Watterstown
Each card is that ZIP code’s whole market, including any part outside Watterstown. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Watterstown’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)141 miles away |
|---|---|
| Closer regional airport | Dubuque Regional Airport (DBQ)53 miles away |
| Nearest city of 250,000+ | Madison, WI63 miles away |
| Nearest city of 1 million+ | Chicago, IL178 miles away |
Straight-line distances from the center of Watterstown; 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.
Watterstown had 372 residents in the 2020 census, up 3% since 2000.
It’s the 1595th 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 84°F in summer, and winter lows average 10°F. About 34.1 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Boscobel Ap, WI weather station (about a mile 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).
56 doctors and other health care providers list an office in Watterstown’s ZIP codes.
Nearest hospitals
Providers with an office here
| Primary care doctors | 10 |
|---|---|
| Specialist doctors | 9 |
| Dentists | 3 |
| Nurse practitioners and physician assistants | 14 |
| Mental health providers | 6 |
| Physical and occupational therapists | 12 |
| Chiropractors | 2 |
| Pharmacies | 2 |
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)
Grocery stores (1 nearby)
Pharmacies (1 nearby)
Libraries (1 nearby)
Museums (1 nearby)
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.
Public schools here are run by Boscobel Area School District, Wisconsin Department of Corrections. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Boscobel ElementaryBoscobel | Pre-K–5 | 311 | Public | 2.7 mi |
| Boscobel Junior HighBoscobel | 6–8 | 158 | Public | 2.9 mi |
| Boscobel HighBoscobel | 9–12 | 182 | Public | 2.9 mi |
| DOC: Wisconsin Secure Program FacilityBoscobel | 12 | 2 | Alternative Education | 1.6 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 Boscobel, Richwood, Boscobel Town, Blue River, Marion Town (Grant County), Hickory Grove, Scott Town (Crawford County), Marietta, Akan, Eagle Town (Richland County), Muscoda Town and Woodman Village.
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.