Waterloo Town (Grant County) is a town in Grant County, Wisconsin, home to about 675 people across 38 square miles. It has no ZIP code of its own: it’s part of 53806 and 53820.
Homes sold for a median of $170 per square foot across 2 ZIP codes in the three months ending August 2026, and 1 of 2 were seller’s markets.
Mostly Cassville Village; part is in Waterloo Town (Grant County)
Part is in Waterloo Town (Grant County), part in Potosi Village and Potosi Town
Each card is that ZIP code’s whole market, including any part outside Waterloo Town (Grant County). Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Waterloo Town (Grant County)’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)150 miles away |
|---|---|
| Closer regional airport | Dubuque Regional Airport (DBQ)22 miles away |
| Nearest city of 250,000+ | Madison, WI76 miles away |
| Nearest city of 1 million+ | Chicago, IL172 miles away |
Straight-line distances from the center of Waterloo Town (Grant County); 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.
Waterloo Town (Grant County) had 552 residents in the 2020 census, down 1% since 2000.
It’s the 1250th 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 81°F in summer, and winter lows average 9°F. About 38.5 inches of rain and melted snow fall in a typical year, with about 37 inches of snow.
Source: NOAA 1991–2020 climate normals, Lancaster 4 Wsw, WI weather station (9 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).
2 doctors and other health care providers list an office in Waterloo Town (Grant County)’s ZIP codes.
Nearest hospitals
Providers with an office here
| Dentists | 1 |
|---|---|
| Mental health providers | 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 (1 nearby)
Grocery stores
Libraries
Museums
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 Cassville School District, Potosi School District. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Cassville ElementaryCassville | Pre-K–6 | 92 | Public | 7.5 mi |
| Potosi ElementaryPotosi | Pre-K–5 | 166 | Public | 7.2 mi |
| Potosi MiddlePotosi | 6–8 | 66 | Public | 7.2 mi |
| Cassville HighCassville | 7–12 | 79 | Public | 7.5 mi |
| Potosi HighPotosi | 9–12 | 107 | Public | 7.2 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Ss Andrew-Thomas SchoolPotosi | Pre-K–7 | 16 | Roman Catholic | 7.4 mi |
| St Charles Borromeo SchoolCassville | Pre-K–K | 1 | Roman Catholic | 7.6 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 Cassville Village, Potosi Village, Potosi Town, Cassville Town, Tennyson, Paris Town (Grant County), Harrison Town (Grant County), Beetown and Glen Haven.
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.