Iron, MN · standard
ZIP Code 55751
St. Louis County, Minnesota - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 1,553
- 10/sq mi Low-density area
- $75,200
- Median income Near-median income area
- $202,400
- Median home value Near-median home value
- 15.5%
- Bachelor's or higher Below-average bachelor's attainment
National ZIP placement
Iron pairs an above-median household income with below-median home values, in a rural, homeowner-dominated area.
- Top 45%
- household income, US ZIPs
- 44th pct
- home value, US ZIPs
- 10
- people per sq mi
- 95%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 55751 against every reporting US ZIP.
ZIP code 55751 covers 158.5 square miles in Iron, St. Louis County, Minnesota (a standard USPS delivery area), with a modest 1,553 residents on file, a density of 10 people per square mile, in the Chicago time zone.
ZIP 55751 lands in the middle-income range, with a median household income of $75,200 (8% below the average Minnesota ZIP), while per-capita income is $38,080. The poverty rate is 5.7%, with unemployment at 5.7%; those measures add context to the income figure. Home values sit below the statewide ZIP benchmark: the median is $202,400 (21% below the average Minnesota ZIP), and median rent is $700; owner occupancy is 94.8%.
Educational attainment sits below the national norm: 15.5% of adults hold a bachelor's degree or higher, the median age is 49.9, and the average commute is -. The page also surfaces 4 ZIP codes within roughly 10 miles and 6 more in St. Louis County, so 55751 can be compared with both its immediate and county-level context.
Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 55751, Iron, MN · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.
Quick Facts
1,553
Population
158.5
Area (sq mi)
10
People / sq mi
Chicago
Time Zone
standard
ZIP Type
Who lives in ZIP 55751?
49.9
Median Age
51.0%
Male
49.0%
Female
0.6%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$75,200
Median Household Income
-8% vs state ZIP avg
$38,080
Per Capita Income
5.7%
Poverty Rate
5.7%
Unemployment Rate
How ZIP 55751 ranks among Minnesota ZIPs
Iron, MN household income vs. every Minnesota ZIP code
Median household income among 864 reporting Minnesota ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$75,200 45th percentile higher than 45% of 864 Minnesota ZIPs
Each bar is a $20K-wide band; taller bars hold more Minnesota ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
681housing units
681
Total Housing Units
612
Occupied Units
69
Vacant Units
2.27
Avg Household Size
Occupancy Type
$202,400
Median Home Value
-21% vs state ZIP avg
$700
Median Rent
1976
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What businesses operate in this ZIP?
Census Bureau data shows 14 business establishments in ZIP 55751, employing approximately 57 people with a combined annual payroll of $3,954,000.
14
Businesses
57
Employees
$4.0M
Annual Payroll
1
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Retail trade | 3 | 21.4% |
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
Nearby ZIP Codes
Want a side-by-side? Compare 55751 vs 55768 →
ZIP 55751 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 55768
Mountain Iron (55768)
2,843 residents
- 55751
Iron (55751)
1,553 residents
- 55713 1,017
Buhl (55713)
1,017 residents
- 55738 544
Forbes (55738)
544 residents
- 55758 145
Kinney (55758)
145 residents
What this shows Among its immediate neighbors, ZIP 55751 ranks #2 by population - useful context the national average alone can't give.
ZIP 55751 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 55768
Mountain Iron (55768)
$86,075 median income
- 55738
Forbes (55738)
$82,969 median income
- 55751
Iron (55751)
$75,200 median income
- 55713
Buhl (55713)
$59,036 median income
- 55758
Kinney (55758)
$57,386 median income
What this shows By household income, ZIP 55751 ranks #3 of 5 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 55751, both outside MN so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (1,553 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in St. Louis County
Related Areas
Frequently Asked Questions
What county is ZIP code 55751 in?
ZIP code 55751 (Iron) is located in St. Louis County, Minnesota. St. Louis County contains multiple ZIP codes, see the full list at /counties/st-louis-mn.
What is the population of ZIP code 55751?
ZIP code 55751 in Iron, MN has a population of 1,553 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 55751?
The median household income in ZIP 55751 is $75,200, which is 1% below the national average of $76,288.
What is the average home value in ZIP 55751?
The median home value in ZIP 55751 is $202,400, which is 27% below the national average of $278,155.
What is the demographic makeup of ZIP 55751?
The largest racial group in ZIP 55751 is White at 95.0%. Hispanic or Latino residents make up 1.8% of the population.
How many businesses are in ZIP code 55751?
ZIP code 55751 has 14 business establishments employing approximately 57 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What is the education level in ZIP code 55751?
In ZIP code 55751, 43.8% of residents aged 25+ have a high school diploma or higher, and 15.5% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What percentage of residents own vs. rent in ZIP 55751?
In ZIP code 55751, approximately 94.8% of occupied housing units are owner-occupied and 5.2% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 55751?
The poverty rate in ZIP code 55751 is 5.7% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
Take this with you
What to do with ZIP 55751's numbers, next.
- See how ZIP 55751 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Iron, MN ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
- Save this ZIP to your shortlist to track alongside others you're considering View your shortlist
ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.