Agder is a township in Marshall County, Minnesota, home to about 92 people across 44 square miles. It has no ZIP code of its own: it’s part of 56701.
Homes sold for a median of $129 per square foot in the three months ending August 2026, a balanced market.
Mostly Thief River Falls; part is in Agder
Each card is that ZIP code’s whole market, including any part outside Agder. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Agder’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Minneapolis–Saint Paul International Airport / Wold–Chamberlain Field (MSP)264 miles away |
|---|---|
| Closer regional airport | Thief River Falls Regional Airport (TVF)4 miles away |
| Nearest city of 250,000+ | Minneapolis, MN258 miles away |
| Nearest city of 1 million+ | Chicago, IL600 miles away |
Straight-line distances from the center of Agder; 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.
Agder had 112 residents in the 2020 census, up 4% since 2000.
It’s the 2383rd largest of 2,727 towns in Minnesota by population.
Marshall County grew from 15,698 residents in 1900 to 9,040 in 2020.
Marshall 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 -3°F. About 24.6 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Agassiz Refuge, MN weather station (16 miles away).
1,525 jobs at 259 businesses in Marshall County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
146 doctors and other health care providers list an office in Agder.
Nearest hospitals
Providers with an office here
| Primary care doctors | 16 |
|---|---|
| Specialist doctors | 16 |
| Dentists | 8 |
| Nurse practitioners and physician assistants | 26 |
| Mental health providers | 47 |
| Physical and occupational therapists | 17 |
| Optometrists | 6 |
| Chiropractors | 10 |
| Pharmacies | 7 |
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 (15 nearby)
Grocery stores (2 nearby)
Libraries (1 nearby)
Counts are within about 4.5 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 Thief River Falls School District. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Challenger ElementaryThief River Falls | Pre-K–5 | 727 | Public | 1.7 mi |
| Franklin MiddleThief River Falls | 6–8 | 454 | Public | 1.0 mi |
| Lincoln Senior HighThief River Falls | 9–12 | 521 | Public | 0.2 mi |
| Northwest Area Learning CenterThief River Falls | 9–12 | 23 | Alternative Education | 0.3 mi |
| Summer NW Area Learning CenterThief River Falls | 9–12 | — | Alternative Education | 0.3 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| St Bernard's SchoolThief River Falls | Pre-K–5 | 72 | Roman Catholic | 0.2 mi |
| St John Lutheran SchoolThief River Falls | Pre-K–10 | 22 | Lutheran Church–Missouri Synod | 2.2 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 Thief River Falls, Rocksbury, North, Smiley, Norden, Excel, Silverton, Sanders, Numedal, Kratka, Bray, Wyandotte, Mayfield and Helgeland.
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.