Black River is a township in Pennington County, Minnesota, home to about 29 people across 24 square miles. It has no ZIP code of its own: it’s part of 56750 and 56754.
Homes sold for a median of $110 per square foot across 2 ZIP codes in the three months ending August 2026, and all of them were seller’s markets.
Population291 per sq mi
Median home value$225,000Census, as estimated by owners
Price per sq ft$110Sold homes, 3 months to August 2026
Each card is that ZIP code’s whole market, including any part outside Black River. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
The Black River guide is on the way
We’re writing up Black River’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 Black River
Distances
Nearest major airport
Minneapolis–Saint Paul International Airport / Wold–Chamberlain Field (MSP)256 miles away
Closer regional airport
Thief River Falls Regional Airport (TVF)9 miles away
Nearest city of 250,000+
Minneapolis, MN250 miles away
Nearest city of 1 million+
Chicago, IL594 miles away
Straight-line distances from the center of Black River; 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.
Population over time
Black River had 67 residents in the 2020 census, down 32% since 2000.
It’s the 2666th largest of 2,727 towns in Minnesota by population.
Pennington County grew from 9,376 residents in 1910 to 13,992 in 2020.
Pennington County, 1910–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Weather by month
Average highs peak around 79°F in summer, and winter lows average -3°F. About 24.5 inches of rain and melted snow fall in a typical year, with about 50 inches of snow.
Source: NOAA 1991–2020 climate normals, Red Lake Falls, MN weather station (5 miles away).
Jobs in Pennington County
8,929 jobs at 365 businesses in Pennington 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 Black River’s ZIP codes.
Nearest hospitals
Sanford Thief River Falls Medical CenterCritical access hospital · emergency room · Thief River Falls12.3 miles
Riverview HospitalCritical access hospital · emergency room · Crookston20.9 miles
North Valley Health CenterCritical access hospital · emergency room · Warren29.4 miles
Providers with an office here
Nurse practitioners and physician assistants
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.
Places in and around Black River
Grocery stores
Brent's Super Valu5.0 mi
Pharmacies
Thrifty White Pharmacy5.0 mi
Libraries
Red Lake Falls Public Library4.5 mi
Counts are within about 3.5 miles of the center of town.
Public schools here are run by Red Lake Falls Public School Dist., Pine to Prairie Cooperative Center. Check each district’s attendance zones for a specific address.
Public schools(3)
School
Grades
Students
Type
Distance
J.A. Hughes ElementaryRed Lake Falls
Pre-K–6
237
Public
4.5 mi
Lafayette SecondaryRed Lake Falls
7–12
184
Public
4.8 mi
Pine To Prairie Coop. Ctr.Red Lake Falls
7–12
—
Career and Technical
4.6 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 Red Lake Falls, St. Hilaire, Gervais, River Falls, Louisville Township, Red Lake Falls Township, Lake Pleasant, Gentilly, Rocksbury, Browns Creek, Terrebonne, River, Polk Centre and Wylie.
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.