Thunder Lake is a township in Cass County, Minnesota, home to about 238 people across 32 square miles. It has no ZIP code of its own: it’s part of 56672.
Homes sold for a median of $352 per square foot in the three months ending August 2026, a buyer’s market.
Population2387 per sq mi
Median home value$403,600Census, as estimated by owners
Price per sq ft$352Sold homes, 3 months to August 2026
Part is in Thunder Lake, part in Remer City and Boy Lake
Each card is that ZIP code’s whole market, including any part outside Thunder Lake. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
The Thunder Lake guide is on the way
We’re writing up Thunder Lake’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
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Around Thunder Lake
Distances
Nearest major airport
Minneapolis–Saint Paul International Airport / Wold–Chamberlain Field (MSP)156 miles away
Closer regional airport
Brainerd Lakes Regional Airport (BRD)48 miles away
Nearest city of 250,000+
Minneapolis, MN150 miles away
Nearest city of 1 million+
Chicago, IL475 miles away
Straight-line distances from the center of Thunder Lake; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Who represents Thunder Lake
U.S. Representative · Minnesota’s 8th DistrictPete Stauber (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
Thunder Lake had 225 residents in the 2020 census, down 14% since 2000.
It’s the 1688th largest of 2,727 towns in Minnesota by population.
Cass County grew from 7,777 residents in 1900 to 30,066 in 2020.
Cass 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 80°F in summer, and winter lows average -2°F. About 26.6 inches of rain and melted snow fall in a typical year, with about 48 inches of snow.
Source: NOAA 1991–2020 climate normals, Leech Lake, MN weather station (18 miles away).
Jobs in Cass County
7,493 jobs at 891 businesses in Cass County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
Health care
2 doctors and other health care providers list an office in Thunder Lake.
Nearest hospitals
Essentia Health Deer RiverCritical access hospital · emergency room · Deer River18.7 miles
Grand Itasca Clinic and HospitalGeneral hospital · emergency room · CMS rating 4 of 5 · Grand Rapids19.4 miles
Cass Lake Indian Health Services HospitalCritical access hospital · emergency room · Cass Lake38.2 miles
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.
Schools in Thunder Lake
Public schools here are run by Northland Community Schools. Check each district’s attendance zones for a specific address.
Public schools(3)
School
Grades
Students
Type
Distance
Northland ElementaryRemer
Pre-K–5
185
Public
2.1 mi
Northland SecondaryRemer
6–12
149
Public
2.1 mi
Little SandRemer
7–12
10
Alternative Education
2.4 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 Remer City, Boy Lake, Remer Township, Slater, Lima, Inguadona, Trelipe, Boy River Township, Crooked Lake, Rogers Township, Salem Township, North Cass UT, Boy River City and East Cass UT.
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.