Alleman, Iowa Demographics & Population 2026
During the 2020–2024 ACS period, Alleman, Iowa had a total population of 429, the 508th largest city in Iowa, with a median household income of $121,875, which is 62% higher than the state average. The poverty rate is 0.7%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Household income is 62% above the state average — one of the wealthiest communities in Iowa.
- An exceptionally low poverty rate of 0.7% — among the lowest in Iowa.
- 47.6% of adults hold a bachelor's degree or higher — top 10% in Iowa.
- Housing is very affordable with a home-value-to-income ratio of just 2.5x.
- Near full employment with an unemployment rate of just 1.7%.
Alleman Quick Facts
How Alleman 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 | 400 | 429 | +7.2% |
| Median household income | $120,833 | $121,875 | +0.9% |
| Median home value | $275,700 | $299,200 | +8.5% |
How Alleman 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+)
Alleman Rankings in Iowa
Explore Iowa Rankings
Other Cities in Polk County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Des Moines | 212,421 | $65,932 | 14.9% | $194,700 |
| Ankeny | 72,615 | $108,198 | 4.2% | $331,000 |
| West Des Moines | 71,083 | $86,594 | 8.4% | $309,000 |
| Urbandale | 46,595 | $112,795 | 6.8% | $335,500 |
| Johnston | 24,384 | $106,551 | 10.2% | $369,100 |
| Altoona | 21,495 | $86,114 | 8.3% | $274,600 |
| Clive | 19,012 | $132,121 | 7.3% | $401,100 |
| Grimes | 16,366 | $120,037 | 4.4% | $304,700 |
| Norwalk | 14,183 | $102,722 | 4.2% | $303,100 |
| Pleasant Hill | 11,136 | $90,508 | 8.9% | $295,100 |
Cities Similar to Alleman
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Lockridge | 452 | $113,750 | N/A | 23.2% | 1.8% |
| Wahpeton | 443 | $107,917 | $495,500 | 59.5% | 5.8% |
| Worthington | 431 | $97,500 | $166,800 | 13.4% | 2.8% |
| Runnells | 440 | $101,500 | $231,600 | 23.0% | 8.0% |
| Kelley | 382 | $111,250 | $220,800 | 32.7% | 7.8% |
A note before these figures: with a population of 429, Alleman'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
Alleman is a small community located in Iowa, within Polk County. The total population is 429. It ranks as the 508th most populous out of 1,017 Census-designated places in Iowa.
Age Demographics
The median age in Alleman is 47.1 years. This is 22% higher than the state median of 38.6 years.
Economy, Income & Housing
The median household income in Alleman is $121,875. This is 62% higher than the state median of $75,059. It is also 51% higher than the national median of $80,734. The poverty rate stands at 0.7%. This is 94% lower than the state poverty rate of 11.1%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 1.7%. This is 54% lower than the state rate of 3.6%. The median home value is $299,200. Housing costs are 44% higher than the state median of $208,000. With a home-value-to-income ratio of just 2.5x, Alleman is one of the most affordable housing markets in the area. 100.0% of occupied housing units are owner-occupied. This homeownership rate is 39% higher than the state average of 71.7%.
Race & Ethnicity
Alleman has a predominantly White (non-Hispanic) population, comprising 97.0% of all residents. Black or African American residents account for 2.3%. The Hispanic or Latino population (0.5%) is well below the state average of 7.3%.
Education
47.6% of residents aged 25 and older hold a bachelor's degree or higher. This places Alleman in the top 10% of all cities in the state for educational attainment. This is 52% higher 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 99.1%.
Data Sources & Methodology
All demographic data for Alleman, 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 Alleman, Iowa?
Alleman, Iowa has a population of 429 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Alleman, IA?
The median household income in Alleman is $121,875, which is 51% higher than the national median of $80,734.
What is the poverty rate in Alleman, IA?
The poverty rate in Alleman is 0.7%. This means approximately 3 residents live below the federal poverty line.
What is the racial makeup of Alleman, Iowa?
Alleman's population is 97.0% White, 2.3% Black, 0.5% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Alleman, IA?
The median home value in Alleman is $299,200. The home-value-to-income ratio is 2.5x.
How educated is Alleman, Iowa?
47.6% of adults (25+) in Alleman hold a bachelor's degree or higher, and 7.9% hold a graduate or professional degree.