Marion, Indiana Demographics & Population 2026
During the 2020–2024 ACS period, Marion, Indiana had a total population of 276, the 640th largest community in Indiana, with a median household income of $71,563, which is about the same as the state average. The poverty rate is 0.0%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Only 7.9% of adults have a bachelor's degree, well below the national average of 35.7%.
Marion Quick Facts
How Marion 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 | 361 | 276 | -23.5% |
| Median household income | $98,144 | $71,563 | -27.1% |
| Median home value | $320,800 | $275,800 | -14.0% |
How Marion 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: 41 | National average: 61
Education
Educational Attainment (Adults 25+)
Marion Rankings in Indiana
Explore Indiana Rankings
Cities Similar to Marion
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Freetown | 277 | N/A | $168,300 | 0.0% | 14.1% |
| Cassville | 279 | $72,269 | $163,700 | 14.0% | 2.9% |
| Blanford | 281 | N/A | $50,300 | 33.1% | 20.3% |
| Brimfield | 281 | N/A | N/A | 5.0% | 49.5% |
| New Lebanon | 281 | N/A | $138,300 | 0.0% | 2.9% |
A note before these figures: with a population of 276, Marion'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
Marion is a small community located in Indiana. The total population is 276. It ranks as the 640th most populous out of 967 Census-designated places in Indiana.
Age Demographics
The median age in Marion is 46.6 years. This is 22% higher than the state median of 38.1 years.
Economy, Income & Housing
The median household income in Marion is $71,563. This is about the same as the state median of $71,957. It is also 11% lower than the national median of $80,734. The ACS records no residents below the poverty line in Marion. In a community this small the estimate rests on very few survey responses, so it should be read as an absence of measurement rather than a measured absence of poverty. The survey records no unemployed residents in Marion, which reflects the size of the sample rather than a labor market without joblessness. The median home value is $275,800. Housing costs are 26% higher than the state median of $218,200. The home-value-to-income ratio is 3.9x. 46.1% of occupied housing units are owner-occupied. This homeownership rate is 35% lower than the state average of 70.5%.
Race & Ethnicity
Every resident counted in Marion was recorded as White (non-Hispanic). A figure of exactly 100.0% reflects a survey sample too small to capture the community's full composition rather than a precise measurement.
Education
7.9% of residents aged 25 and older hold a bachelor's degree or higher. This is 73% lower than the state rate of 29.5%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 87.8%.
Data Sources & Methodology
All demographic data for Marion, Indiana 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 Indiana state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 967 Census-designated places in Indiana. 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 Marion, Indiana?
Marion, Indiana has a population of 276 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Marion, IN?
The median household income in Marion is $71,563, which is 11% lower than the national median of $80,734.
What is the poverty rate in Marion, IN?
The ACS sample for Marion recorded no residents below the federal poverty line. Because the community is small, this indicates that the survey did not capture poverty here rather than that no poverty exists — the estimate carries a wide margin of error.
What is the racial makeup of Marion, Indiana?
Marion's population is 100.0% White, 0.0% Black, 0.0% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Marion, IN?
The median home value in Marion is $275,800. The home-value-to-income ratio is 3.9x.
How educated is Marion, Indiana?
7.9% of adults (25+) in Marion hold a bachelor's degree or higher, and 4.4% hold a graduate or professional degree.