Iron County, Missouri Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 88th-largest in Missouri
The population of Iron County, Missouri is 9,482 as of the 2023 American Community Survey, making it the 88th-largest county in Missouri. The median household income is $51,161, the median home value is $113,000, and the median age is 45.3.
The population of Iron County has declined 11.1% since 2010 (10,591 → 9,420), a -0.83% annualized rate.
9,482
Population
-0.83%
Annual growth
17
People / sq mi
$51,161
Median Income
$113,000
Median Home Value
Iron County covers 550 sq mi of land at 17.2 people per square mile.
About Iron County, MO
Iron County is a county in Missouri with a population of 9,482. It ranks #88 among counties in Missouri by population. The median age is 45.3, older than the national median. The population is 49.7% male and 50.3% female.
The median household income in Iron County is $51,161, below the US median of $74,580. 15.4% of residents live below the federal poverty level. Home values sit at a median of $113,000, with monthly rent averaging $671. The homeownership rate of 76.3% is higher than the national rate of 64.8%.
Educational attainment in Iron County reflects 18.3% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 5.6% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 26.5 minutes each way.
Iron County Population History (2010-2024)
The county of Iron County had a population of 10,591 in 2010 and 9,420 in 2024, a -11.1% growth over 14 years. The peak was 10,618 in 2011. Average annual growth rate: -0.82%.
9,420
Population (2024)
10,591
Population (2010)
10,618
Peak (2011)
-0.82%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 10,591 |
| 2011 | 10,618 |
| 2012 | 10,544 |
| 2013 | 10,459 |
| 2014 | 10,359 |
| 2015 | 10,200 |
| 2016 | 10,127 |
| 2017 | 10,178 |
| 2018 | 10,193 |
| 2019 | 10,152 |
| 2020 | 9,513 |
| 2021 | 9,431 |
| 2022 | 9,411 |
| 2023 | 9,454 |
| 2024 | 9,420 |
Race & Ethnicity
| White | 92.7% |
| Black or African American | 0.8% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.9% |
| Two or More Races | 0.0% |
Age & Sex
45.3
Median Age
50.3%
Female
49.7%
Male
22.4%
Age 65+
Age Distribution
Children (under 15): 16.9% · Seniors (65+): 22.4%
Income & Poverty
| Median household income | $51,161$-17,759 vs state |
| Mean household income | $64,673 |
| Per-capita income | $26,755 |
| Poverty rate | 15.4%+7.0% vs state |
| Unemployment rate | 1.6% |
| Employment-to-population | 48.4% |
Top Industries by Employment
The largest employment sector in Iron County is professional & business services, accounting for 25.6% of workers.
How residents commute
0.1%
Drive alone
1.6%
Carpool
81.7%
Public transit
5.6%
Work from home
26.5 min
Avg commute
Housing
$113,000$-102,600 vs state
Median home value
$671
Median rent
76.3%
Homeownership rate
4,704
Total housing units
80.8%
Occupied
19.2%
Vacant
23.7%
Renter-occupied
Social & access
89.0%
With health insurance
89.1%
With broadband internet
19.1%
Foreign-born
8.1%
Veterans (18+)
22.0%
With a disability
98.9%
Speak language other than English at home
Education
85.9%
High School+
18.3%
Bachelor's+
Largest cities in Missouri
Other counties in Missouri
Part of Missouri
Metro areas in Missouri
County rankings
Frequently Asked Questions
Iron County, Missouri has a population of 9,482 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 88th-largest county in Missouri. Population density is 17 people per square mile.
The population of Iron County has declined 11.1% since 2010 (10,591 → 9,420), a -0.83% annualized rate.
The median household income in Iron County, Missouri is $51,161, with mean (average) household income of $64,673 and per-capita income of $26,755. 15.4% of residents live below the federal poverty level.
In Iron County, the largest racial and ethnic groups are White (92.7%), Hispanic or Latino (1.9%), Black or African American (0.8%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Iron County, Missouri is 45.3 years. Residents are 50.3% female and 49.7% male.
The median home value in Iron County is $113,000 and median monthly rent is $671. 76.3% of occupied housing units are owner-occupied. The county has 4,704 total housing units, 19.2% of which are vacant.
The largest employment sector in Iron County, Missouri is professional, scientific, and management services, employing 25.6% of workers. The unemployment rate is 1.6%.
Kansas City is among the largest cities associated with Iron County, Missouri, with a population of 508,233.
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Full rankings of Missouri counties
Statewide data for Missouri
Population, race, income, age, and trends across Missouri
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.