Iron Junction is a city in St. Louis County, Minnesota, home to about 86 people across 0.8 square miles. It has no ZIP code of its own: it’s part of 55751.
Homes sold for a median of $172 per square foot in the three months ending August 2026.
Mostly Clinton Township (St. Louis County); part is in Iron Junction
Each card is that ZIP code’s whole market, including any part outside Iron Junction. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
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| Nearest major airport | Minneapolis–Saint Paul International Airport / Wold–Chamberlain Field (MSP)177 miles away |
|---|---|
| Closer regional airport | Range Regional Airport (HIB)10 miles away |
| Nearest city of 250,000+ | St. Paul, MN172 miles away |
| Nearest city of 1 million+ | Chicago, IL455 miles away |
Straight-line distances from the center of Iron Junction; 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.
Iron Junction had 110 residents in the 2020 census, up 18% since 2000.
It’s the 2411th 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 77°F in summer, and winter lows average -1°F. About 27.8 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Eveleth Wwtp, MN weather station (5 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 Iron Junction.
Nearest hospitals
Providers with an office here
| Physical and occupational therapists | 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. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Cherry ElementaryIron | Pre-K–6 | 297 | Public | 4.2 mi |
| Cherry SecondaryIron | 7–12 | 273 | Public | 4.2 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 Clinton Township (St. Louis County), Cherry, Mountain Iron, Lavell and McDavitt.
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.