Postal Codes

55751 ZIP Code

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ZIP code 55751 covers Iron, Minnesota, with a population of about 1,364 and a median household income of $72,969.

Population
1,36423 per square mile
Median age
53.414.7 points above the US average
Median household income
$72,96917% below the Minnesota median
Poverty rate
6.2%6.2 points below the US average
Typical home value
$245,023up 32.9% in five years
Median rent
$78337% below the Minnesota median
Degree or higher
13.9%21.1 points below the US average
Homeownership
95.7%30.7 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
15

Where 55751 is

Iron, Minnesota — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population1,364
Median age53.4
Family households65.9%
Born outside the US0.3%
Speaks a language other than English at home1.3%
White (non-Hispanic)95.2%
Black (non-Hispanic)0.4%
Asian (non-Hispanic)0%
Hispanic or Latino1.4%
Veterans8.2%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$72,969
Income per person$36,026
Poverty rate6.2%
Households on SNAP or cash assistance3%

Household income distribution

Under $10k3.2%
$10–15k1.8%
$15–20k2.7%
$20–25k1.7%
$25–30k3.0%
$30–35k6.7%
$35–40k3.8%
$40–45k6.2%
$45–50k3.0%
$50–60k6.4%
$60–75k13.7%
$75–100k17.9%
$100–125k12.2%
$125–150k7.4%
$150–200k6.5%
$200k or more3.8%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed700
Mean adjusted gross income$69,389
Returns declaring $200,000 or more0%
Returns, under $25k24.3%
Returns, $25k–$50k21.4%
Returns, $50k–$75k15.7%
Returns, $75k–$100k11.4%
Returns, $100k–$200k27.1%
Returns, $200k or more0.0%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$182,900
Median gross rent$783
Rent as a share of household income27.5%
Owner-occupied95.7%
Vacant homes12.8%
Median year built1975

What the homes are

Detached house82.2%
Attached house0.1%
Mobile home17.6%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$245,023as of 2026-07
Typical home value, 1 yearup 7.5%
Typical home value, 5 yearsup 32.9%
Typical home value, 10 yearsup 97.3%
Typical home value since 2000
201320192026$245,023$111,424

$111,424 in 2013 to $245,023 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate3.7%
Bachelor's degree or higher13.9%
High school diploma or higher95.8%
Works from home6.4%
Drives to work alone86.8%
Takes public transport0%
Commutes 45 minutes or more9.8%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity35.5% 2.1 pts above the national average of 33.4%
Diagnosed diabetes11.4% 0.6 pts below the national average of 12%
Currently smokes15% 1.8 pts above the national average of 13.2%
High blood pressure33.8% same as the national average of 34.1%
Fair or poor general health15.9% 4.4 pts below the national average of 20.3%
No health insurance (18–64)5.5% 5.8 pts below the national average of 11.3%
Depression23.6% 1.7 pts above the national average of 21.9%
No leisure-time physical activity21.6% 3.8 pts below the national average of 25.4%
Arthritis26.9% 1.8 pts above the national average of 25.1%
Binge drinking19.1% 3.1 pts above the national average of 16%
Taking blood pressure medication79.6% 4.9 pts above the national average of 74.7%
Cancer (non-skin)10.2% 2.5 pts above the national average of 7.7%
Current asthma10.2% same as the national average of 10.4%
Coronary heart disease7.1% 0.9 pts above the national average of 6.2%
Routine check-up in past year76.6% same as the national average of 76.7%
Cholesterol screening88.5% 2.6 pts above the national average of 85.9%
Cognitive disability11.7% 3.1 pts below the national average of 14.8%
Colorectal screening71.5% 7.2 pts above the national average of 64.3%
COPD6.1% 0.5 pts below the national average of 6.6%
Visited a dentist68.4% 7.1 pts above the national average of 61.3%
Any disability28.2% 2.5 pts below the national average of 30.7%
Lacks emotional support21% 3.8 pts below the national average of 24.8%
Food insecurity8.6% 8.5 pts below the national average of 17.1%
Received food stamps6.2% 8.1 pts below the national average of 14.3%
Hearing disability7.8% 1.1 pts above the national average of 6.7%
High cholesterol34.3% 1.9 pts below the national average of 36.2%
Housing insecurity7.2% 6.6 pts below the national average of 13.8%
Independent living disability6.4% 2 pts below the national average of 8.4%
Lacks transport5.9% 3.3 pts below the national average of 9.2%
Loneliness30.8% 3.6 pts below the national average of 34.4%
Mammography use79.5% 3.6 pts above the national average of 75.9%
Poor mental health (14+ days)14.8% 2 pts below the national average of 16.8%
Mobility disability12.6% 1.4 pts below the national average of 14%
Poor physical health (14+ days)12.6% 0.9 pts below the national average of 13.5%
Self-care disability3.2% 0.8 pts below the national average of 4%
Utility shut-off threat4.7% 4.1 pts below the national average of 8.8%
Sleeps under 7 hours33.1% 3.3 pts below the national average of 36.4%
Stroke3.4% same as the national average of 3.4%
All natural teeth lost8.3% 4.7 pts below the national average of 13%
Vision disability3.6% 2 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments15
People employed60
Annual payroll$3,621,000
Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 81.4% of US census tracts
FEMA ratingRelatively Moderate to Relatively High across the 4 census tracts this ZIP code covers
Expected annual loss84.6 out of 100
Community resilience97.3 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Cold wave99.6Very High at its worst in this ZIP code
Winter weather97.7Very High at its worst in this ZIP code
Lightning84.2Relatively High at its worst in this ZIP code
Drought83.7Relatively Low at its worst in this ZIP code
Wildfire75.7Relatively Low at its worst in this ZIP code
Heat wave73Relatively Moderate at its worst in this ZIP code
River flooding67Relatively High at its worst in this ZIP code
Hail62.9Relatively Moderate at its worst in this ZIP code
Landslide62.9Very Low at its worst in this ZIP code
Strong wind44.7Relatively Low at its worst in this ZIP code
Tornado37.2Relatively Low at its worst in this ZIP code
Ice storm18.9Relatively Low at its worst in this ZIP code
Earthquake0.5Very Low at its worst in this ZIP code
Compared with Minnesota and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPMinnesotaUnited States
Median household income$72,969$87,556$78,538
Income per person$36,026$46,957$43,289
Poverty rate6.2%9.2%12.4%
Median home value$182,900$305,500$303,400
Median gross rent$783$1,235$1,348
Homeownership95.7%72.4%65%
Bachelor's degree or higher13.9%38.8%35%
Unemployment rate3.7%3.9%5.2%
Works from home6.4%15.8%13.5%
Born outside the US0.3%8.6%13.9%
Median age53.438.638.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationEVELETH WWTP, MN US8.5 km away
Rain in a year28 in

Average high and low by month

January16.5°F / -1.5°F0.77 in rain
February22.1°F / 1.7°F0.7 in rain
March35.3°F / 14.3°F1.16 in rain
April49°F / 27.6°F1.95 in rain
May63.1°F / 40.7°F3 in rain
June72.3°F / 51.1°F4.25 in rain
July77.2°F / 55.6°F3.92 in rain
August75.5°F / 53.8°F3.49 in rain
September66°F / 45.3°F3.44 in rain
October50.9°F / 33.4°F2.55 in rain
November34.5°F / 19.9°F1.35 in rain
December21.8°F / 6.4°F1 in rain
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarket34% of this ZIP code's area
Far from a supermarket3% of this ZIP code's area
No vehicle and far from a supermarketNone of this ZIP code
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

This ZIP code is served by 3 school districts, so the address decides which one, not the ZIP code.

St. Louis County School District82.2% of this ZIP code's land area
Rock Ridge Public Schools15.5% of this ZIP code's land area
Mountain Iron-Buhl School District2.3% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability20more vulnerable than 20% of US census tracts
Socioeconomic status9more vulnerable than 9% of US census tracts
Household characteristics31more vulnerable than 31% of US census tracts
Racial and ethnic minority status4more vulnerable than 4% of US census tracts
Housing type and transport55more vulnerable than 55% of US census tracts
Walkability3.8 out of 20Least walkable
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

55734 Eveleth, MN8.2 km away
55768 Mountain Iron, MN11.3 km away
55777 Virginia, MN13.9 km away
55713 Buhl, MN14.2 km away
55758 Kinney, MN14.4 km away
55792 Virginia, MN15.6 km away
55738 Forbes, MN15.9 km away
55741 Gilbert, MN18.4 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

St. Louis County100% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area60.18 sq mi
Water area0.71 sq mi
Population density23 people per sq mi
Latitude, longitude47.4115, -92.6195

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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