Martensdale, Iowa Demographics & Population 2026
During the 2020–2024 ACS period, Martensdale, Iowa had a total population of 569, the 439th largest city in Iowa, with a median household income of $57,500, which is 23% lower than the state average. The poverty rate is 10.2%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Near full employment with an unemployment rate of just 2.1%.
Martensdale Quick Facts
How Martensdale Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 588 | 569 | -3.2% |
| Median household income | $53,750 | $57,500 | +7.0% |
| Median home value | $176,400 | $181,400 | +2.8% |
How Martensdale Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 31 | National average: 61
Education
Educational Attainment (Adults 25+)
Martensdale Rankings in Iowa
Explore Iowa Rankings
Other Cities in Warren County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Indianola | 16,044 | $75,453 | 6.4% | $237,500 |
| Hartford | 760 | $70,000 | 7.1% | $176,700 |
| Milo | 731 | $79,904 | 1.6% | $153,100 |
| New Virginia | 587 | $77,188 | 1.4% | $180,600 |
| Cumming | 545 | $162,875 | 4.4% | $508,000 |
| Lacona | 354 | $70,100 | 10.7% | $97,500 |
| St. Marys | 96 | $77,500 | 8.3% | $195,000 |
| Ackworth | 75 | $111,094 | 28.0% | $237,500 |
| Sandyville | 44 | N/A | 2.3% | $187,500 |
| Spring Hill | 39 | $86,250 | 7.7% | N/A |
Cities Similar to Martensdale
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Garwin | 571 | $55,714 | $87,600 | 9.5% | 7.7% |
| Everly | 584 | $57,656 | $112,000 | 25.8% | 6.3% |
| Royal | 585 | $56,893 | $87,200 | 15.3% | 12.0% |
| Humeston | 551 | $58,836 | $83,100 | 26.5% | 16.0% |
| Fonda | 589 | $54,853 | $58,500 | 18.3% | 10.8% |
A note before these figures: with a population of 569, Martensdale's ACS estimates come from a small number of survey responses and carry wide margins of error. Individual percentages below — particularly rates that round to 0% or 100% — are approximations, not precise measurements. See data.census.gov for the published margins of error.
Population Overview
Martensdale is a small community located in Iowa, within Warren County. The total population is 569. It ranks as the 439th most populous out of 1,017 Census-designated places in Iowa.
Age Demographics
The median age in Martensdale is 30.3 years. This is 22% lower than the state median of 38.6 years.
Economy, Income & Housing
The median household income in Martensdale is $57,500. This is 23% lower than the state median of $75,059. It is also 29% lower than the national median of $80,734. The poverty rate stands at 10.2%. This is 8% lower than the state poverty rate of 11.1%. The unemployment rate is 2.1%. This is 41% lower than the state rate of 3.6%. The median home value is $181,400. Housing costs are 13% lower than the state median of $208,000. The home-value-to-income ratio is 3.2x. 71.9% of occupied housing units are owner-occupied.
Race & Ethnicity
Martensdale has a predominantly White (non-Hispanic) population, comprising 88.9% of all residents. Hispanic or Latino residents account for 3.3%. The Black or African American population (1.1%) is well below the state average of 3.8%. The Hispanic or Latino population (3.3%) is well below the state average of 7.3%.
Education
15.6% of residents aged 25 and older hold a bachelor's degree or higher. This is 50% lower than the state rate of 31.4%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 94.2%.
Data Sources & Methodology
All demographic data for Martensdale, Iowa is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Iowa state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,017 Census-designated places in Iowa. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
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Frequently Asked Questions
What is the population of Martensdale, Iowa?
Martensdale, Iowa has a population of 569 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Martensdale, IA?
The median household income in Martensdale is $57,500, which is 29% lower than the national median of $80,734.
What is the poverty rate in Martensdale, IA?
The poverty rate in Martensdale is 10.2%. This means approximately 58 residents live below the federal poverty line.
What is the racial makeup of Martensdale, Iowa?
Martensdale's population is 88.9% White, 1.1% Black, 3.3% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Martensdale, IA?
The median home value in Martensdale is $181,400. The home-value-to-income ratio is 3.2x.
How educated is Martensdale, Iowa?
15.6% of adults (25+) in Martensdale hold a bachelor's degree or higher, and 0.8% hold a graduate or professional degree.