Each card is that ZIP code’s whole market, including any part outside Rio. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
The Rio guide is on the way
We’re writing up Rio’s story and what everyday life there is like, for people thinking about moving in.
History
What it’s like to live there
Getting around
Things to do
Are you a local agent who knows Rio well? Agents who advertise here will be able to write the guide. Advertise on OfferBacked
Around Rio
Distances
Nearest major airport
General Mitchell International Airport (MKE)75 miles away
Closer regional airport
Dane County Regional Truax Field (MSN)20 miles away
Nearest city of 250,000+
Madison, WI25 miles away
Nearest city of 1 million+
Chicago, IL135 miles away
Straight-line distances from the center of Rio; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Who represents Rio
U.S. Representative · Wisconsin’s 6th DistrictGlenn Grothman (R)
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Population over time
Rio had 1,119 residents in the 2020 census, up 19% since 2000.
It’s the 787th largest of 1,889 towns in Wisconsin by population.
Columbia County grew from 31,121 residents in 1900 to 58,490 in 2020.
Columbia County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Weather by month
Average highs peak around 82°F in summer, and winter lows average 9°F. About 35.4 inches of rain and melted snow fall in a typical year, with about 43 inches of snow.
Source: NOAA 1991–2020 climate normals, Arlington, WI weather station (10 miles away).
Jobs in Columbia County
20,998 jobs at 1,432 businesses in Columbia County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
Health care
1 doctors and other health care providers list an office in Rio.
Nearest hospitals
Columbus Community HospitalCritical access hospital · emergency room · CMS rating 4 of 5 · Columbus12.1 miles
Aspirus Divine Savior HospitalGeneral hospital · emergency room · CMS rating 3 of 5 · Portage15.3 miles
Marshfield Medical Center - Beaver Dam (Mmc-Bd)General hospital · emergency room · CMS rating 2 of 5 · Beaver Dam20.5 miles
Providers with an office here
Dentists
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.
Schools in Rio
Public schools here are run by Rio Community School District. Check each district’s attendance zones for a specific address.
Public schools(2)
School
Grades
Students
Type
Distance
Rio ElementaryRio
Pre-K–5
169
Public
1.7 mi
Rio Middle/HighRio
6–12
183
Public
1.4 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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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.