Tennyson is a village in Grant County, Wisconsin, home to about 308 people across 0.4 square miles. It has no ZIP code of its own: it’s part of 53820.
Homes sold for a median of $141 per square foot in the three months ending August 2026, a seller’s market.
Part is in Tennyson, part in Potosi Village and Potosi Town
Each card is that ZIP code’s whole market, including any part outside Tennyson. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Tennyson’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)143 miles away |
|---|---|
| Closer regional airport | Dubuque Regional Airport (DBQ)20 miles away |
| Nearest city of 250,000+ | Madison, WI70 miles away |
| Nearest city of 1 million+ | Chicago, IL165 miles away |
Straight-line distances from the center of Tennyson; 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.
Tennyson had 348 residents in the 2020 census, down 6% since 2000.
It’s the 1692nd 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 85°F in summer, and winter lows average 10°F. About 38.8 inches of rain and melted snow fall in a typical year, with about 36 inches of snow.
Source: NOAA 1991–2020 climate normals, Dubuque L&D 11, IA weather station (11 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).
Nearest hospitals
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances.
Libraries (1 nearby)
Museums (1 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 Potosi School District. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Potosi ElementaryPotosi | Pre-K–5 | 166 | Public | 0.4 mi |
| Potosi MiddlePotosi | 6–8 | 66 | Public | 0.4 mi |
| Potosi HighPotosi | 9–12 | 107 | Public | 0.4 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Ss Andrew-Thomas SchoolPotosi | Pre-K–7 | 16 | Roman Catholic | 0.5 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 Potosi Village, Potosi Town, Waterloo Town (Grant County), Paris Town (Grant County) and Harrison Town (Grant 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.