ZIP Code Tabulation Area · Minnesota

ZIP Code 55710: Mountain Iron, MN

ZIP Code 55710 (Mountain Iron, St. Louis County, Minnesota) has an estimated 1,362 residents in 579 households. The median household income is $86,477, the median home value is $280,400 and the median gross rent is —. Figures are U.S. Census Bureau American Community Survey 2020–2024 5-year estimates for the matching ZIP Code Tabulation Area.

American Community Survey 2020–2024 5-year estimates · Updated

Total population

1,362

Margin of error ±198

Median household income

$86,477

Margin of error ±$15,863

Median home value

$280,400

Margin of error ±$59,140

Median gross rent

—

Margin of error not available

Median age

47.1 yrs

Margin of error ±3.2 yrs

Mean travel time to work

24.8 min

Margin of error ±7.7 min

How ZIP 55710 compares with Minnesota and the U.S.

State and national figures are the Census Bureau's own estimates for those areas from the same ACS release, not averages of ZIP codes.

Median age

ZIP 5571047.1 yrsMinnesota38.8 yrsUnited States38.9 yrs

Median household income

ZIP 55710$86,477Minnesota$89,062United States$80,734

Per capita income

ZIP 55710$46,002Minnesota$48,237United States$44,673

Poverty rate

ZIP 557106.8%Minnesota9.3%United States12.5%

Unemployment rate

ZIP 557105.3%Minnesota4.1%United States5.2%

Bachelor's degree or higher

ZIP 5571032.2%Minnesota39.4%United States35.7%

Median home value

ZIP 55710$280,400Minnesota$329,300United States$332,700

Median gross rent

ZIP 55710—Minnesota$1,280/moUnited States$1,413/mo

Owner-occupied homes

ZIP 5571097.6%Minnesota72.2%United States65.2%

Mean travel time to work

ZIP 5571024.8 minMinnesota22.7 minUnited States26.4 min

Worked from home

ZIP 557109.7%Minnesota17.6%United States15.1%

All figures for ZIP 55710

Each estimate has a 90% margin of error: the true value is likely within that range. * marks estimates with a large margin of error (a coefficient of variation above 30%, or ±10 percentage points or more for rates).

ZIP 55710 — ACS 2020–2024 5-year estimates
MeasureZIP 55710Margin of errorMinnesotaUnited States
Total population1,362±1985,739,445334,922,499
Median age47.1 yrs±3.2 yrs38.8 yrs38.9 yrs
Households579±642,307,955129,227,496
Median household income$86,477±$15,863$89,062$80,734
Per capita income$46,002±$7,657$48,237$44,673
Poverty rate6.8%±2.6 pts9.3%12.5%
Unemployment rate5.3%±4.7 pts4.1%5.2%
Bachelor's degree or higher32.2%±5.5 pts39.4%35.7%
Median home value$280,400±$59,140$329,300$332,700
Median gross rent——$1,280/mo$1,413/mo
Owner-occupied homes97.6%±3.7 pts72.2%65.2%
Mean travel time to work24.8 min±7.7 min22.7 min26.4 min
Worked from home9.7%±5.7 pts17.6%15.1%

Race and Hispanic or Latino origin

Shares of the total population by the Census Bureau's race and Hispanic or Latino origin categories (table B03002), listed in the Census Bureau's order. People self-identify on the survey.

Population by race and Hispanic or Latino origin, ZIP 55710
GroupZIP 55710MinnesotaUnited States
White alone, not Hispanic or Latino95.5%75.9%57.4%
Black or African American alone, not Hispanic or Latino0.5%6.9%11.9%
American Indian and Alaska Native alone, not Hispanic or Latino0.0%0.7%0.5%
Asian alone, not Hispanic or Latino0.0%5.1%5.9%
Native Hawaiian and Other Pacific Islander alone, not Hispanic or Latino0.0%0.0%0.2%
Some other race alone, not Hispanic or Latino0.4%0.5%0.6%
Two or more races, not Hispanic or Latino3.0%4.5%4.3%
Hispanic or Latino (of any race)0.6%6.4%19.3%

Where ZIP 55710 is

State
Minnesota
Main county
St. Louis County
Largest overlapping place
Mountain Iron (21% of the ZIP's land area)
Land area
86.17 sq mi· about 16 people per sq mi

County and place names come from the Census Bureau's 2020 ZCTA relationship files. A ZIP code's mailing city, set by the U.S. Postal Service, can differ from these names.

Other ZIP codes in St. Louis County

55702 St. Louis County, MN55703 St. Louis County, MN55705 St. Louis County, MN55706 Babbitt, MN55708 Biwabik, MN55711 St. Louis County, MN55713 Buhl, MN55717 St. Louis County, MN55719 St. Louis County, MN55723 St. Louis County, MN55724 St. Louis County, MN55725 St. Louis County, MN55732 St. Louis County, MN55734 St. Louis County, MN55736 St. Louis County, MN55738 St. Louis County, MN55741 St. Louis County, MN55746 Hibbing, MN55750 Hoyt Lakes, MN55751 St. Louis County, MN55758 Kinney, MN55763 St. Louis County, MN55765 St. Louis County, MN55768 Mountain Iron, MN

See every ZIP code in Minnesota, or compare ZIP 55710 with another ZIP code.

Census figures describe residents as a group and cannot tell you about any one home or street. For a specific address, check local government and housing records.

About ZIP codes and ZCTAs: the Census Bureau publishes statistics for ZIP Code Tabulation Areas, which approximate USPS ZIP code delivery areas. Learn how they differ.

Sources

  • U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, detailed tables B01003, B01002, B11001, B19013, B19301, B17001, B23025, B15003, B25077, B25064, B25003, B08013, B08303, B08301, B03002 — snapshot Oct 26, 2026.
  • U.S. Census Bureau, 2020 ZCTA5 relationship files (county and place).
  • Data: U.S. Census Bureau, American Community Survey 5-year estimates (detailed tables) and 2020 Census ZCTA relationship files. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau. These agencies do not endorse OpenZIP.