Swan, Iowa Demographics & Population 2026
During the 2020–2024 ACS period, Swan, Iowa had a total population of 55, the 934th largest city in Iowa. The poverty rate is 10.9%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Swan Quick Facts
How Swan 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 | 58 | 55 | -5.2% |
How Swan 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+)
Swan Rankings in Iowa
Explore Iowa Rankings
Other Cities in Marion County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Pella | 10,720 | $84,111 | 5.9% | $292,700 |
| Knoxville | 7,473 | $61,599 | 12.5% | $160,300 |
| Pleasantville | 1,899 | $67,614 | 4.1% | $168,300 |
| Melcher-Dallas | 1,176 | $58,611 | 13.6% | $99,800 |
| Bussey | 414 | $43,125 | 15.0% | $79,000 |
| Harvey | 174 | $52,250 | 9.2% | $77,500 |
| Hamilton | 107 | $63,750 | 19.6% | $70,000 |
| Marysville | 70 | N/A | 4.3% | $205,000 |
Cities Similar to Swan
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Thornburg | 55 | $39,861 | N/A | 38.0% | 12.7% |
| Macksburg | 56 | $33,125 | $94,500 | 9.5% | 10.7% |
| Toeterville | 56 | N/A | N/A | 0.0% | 71.4% |
| Chatsworth | 54 | $44,375 | N/A | 0.0% | 13.0% |
| Curlew | 54 | $64,688 | $58,000 | 2.3% | 13.0% |
A note before these figures: with a population of 55, Swan'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
Swan is a small community located in Iowa, within Marion County. The total population is 55. It ranks as the 934th most populous out of 1,017 Census-designated places in Iowa.
Age Demographics
The median age in Swan is 58.1 years. This is 51% higher than the state median of 38.6 years. Only 12.7% of residents are under 18, indicating fewer families with children. 10.9% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.
Economy, Income & Housing
The poverty rate stands at 10.9%. This is 2% lower than the state poverty rate of 11.1%. The survey records no unemployed residents in Swan, which reflects the size of the sample rather than a labor market without joblessness. 100.0% of occupied housing units are owner-occupied. This homeownership rate is 39% higher than the state average of 71.7%.
Race & Ethnicity
Swan has a predominantly White (non-Hispanic) population, comprising 90.9% of all residents. Black or African American residents account for 3.6%.
Education
17.8% of residents aged 25 and older hold a bachelor's degree or higher. This is 43% lower than the state rate of 31.4%. Nationally, 35.7% of adults hold at least a bachelor's degree. No surveyed resident aged 25 or older reported leaving school before earning a high school diploma, though a rate of exactly 100% reflects the limits of a small sample.
Data Sources & Methodology
All demographic data for Swan, 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 Swan, Iowa?
Swan, Iowa has a population of 55 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Swan, IA?
The Census Bureau does not publish a reliable median household income estimate for Swan — the community is too small for the ACS sample. The national median is $80,734.
What is the poverty rate in Swan, IA?
The poverty rate in Swan is 10.9%. This means approximately 6 residents live below the federal poverty line.
What is the racial makeup of Swan, Iowa?
Swan's population is 90.9% White, 3.6% Black, 0.0% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Swan, IA?
The Census Bureau does not publish a reliable median home value estimate for Swan — there are too few owner-occupied homes in the ACS sample. The national median is $332,700.
How educated is Swan, Iowa?
17.8% of adults (25+) in Swan hold a bachelor's degree or higher, and 8.9% hold a graduate or professional degree.