Grand Lake is a township in St. Louis County, Minnesota, home to about 2,715 people across 66 square miles. Its ZIP codes are 55717 and 55779.
Homes sold for a median of $290 per square foot across 2 ZIP codes in the three months ending August 2026, and all of them were seller’s markets.
Mostly Grand Lake; also Northland Township (St. Louis County) and New Independence
Mostly Grand Lake; also Industrial and Solway
Each card is that ZIP code’s whole market, including any part outside Grand Lake. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Grand Lake’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)148 miles away |
|---|---|
| Closer regional airport | Duluth International Airport (DLH)12 miles away |
| Nearest city of 250,000+ | St. Paul, MN142 miles away |
| Nearest city of 1 million+ | Chicago, IL423 miles away |
Straight-line distances from the center of Grand Lake; 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.
Grand Lake had 2,720 residents in the 2020 census, up 4% since 2000.
It’s the 264th largest of 2,727 towns in Minnesota by population.
St. Louis County grew from 82,932 residents in 1900 to 200,231 in 2020.
St. Louis County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 76°F in summer, and winter lows average 1°F. About 31 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Duluth Nws, MN weather station (12 miles away).
84,223 jobs at 5,360 businesses in St. Louis County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
1 doctors and other health care providers list an office in Grand Lake’s ZIP codes.
Nearest hospitals
Providers with an office here
| 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.
Public schools here are run by St. Louis County School District, Proctor Public School District. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| South Ridge ElementaryCulver | Pre-K–6 | 303 | Public | 6.4 mi |
| South Ridge SecondaryCulver | 7–12 | 258 | Public | 6.4 mi |
| N.E. Regional Correction Cntr.Saginaw | 8–12 | — | Alternative Education | 4.3 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 Industrial, Solway, Brevator, New Independence, Northland Township (St. Louis County), Whiteface Reservoir UT and Culver.
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.