Marion Micro
Marion has notably lower household income than the US average, with a median household income of $53,522. Population has declined 10% since 2000. 20% of adults hold a bachelor's degree or higher, below the national rate of 36%. Median home value has risen by half since 2000, reaching $122,300.
Population & growth
PEP 2025 EST:66,524 residents (Census Bureau Vintage 2025, released March 2026)
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People & community
Principal cities
1 component county
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How many people live in Marion, IN?
Marion, IN has about 66,295 residents according to the 2024 American Community Survey.
What is the median household income in Marion, IN?
The typical household in Marion, IN earns about $53,522 a year. Half of households make more than that, and half make less.
Is Marion, IN expensive?
In Marion, IN, the median home is worth about $122,300, and the typical rent is about $853 a month.
How educated are people in Marion, IN?
About 20.3% of adults age 25 and over in Marion, IN hold a bachelor's degree or higher.
What is the poverty rate in Marion, IN?
About 19.8% of people in Marion, IN live below the federal poverty line.
Has Marion, IN grown since 1990?
Yes, Marion, IN has shrunk since 1990. The population has lost about 7,874 residents, a change of about -11 percent over that period.
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · METRO ROLLUP OF COMPONENT COUNTIES · UPDATED 2024