Marion County
Marion County has notably lower household income than the US average, with a median household income of $61,010. The county has grown rapidly, with population up 55% since 2000. Median home value has roughly tripled since 2000, reaching $243,100. With a median age of 47.9, the population is older than the US median of 38.9.
Population & growth
PEP 2025 EST:442,660 residents (Census Bureau Vintage 2025, released March 2026)
Income & economy
Housing
Race & ethnicity
Detailed origins & ancestry
+ 9 more hispanic origin groups with data
+ 4 more asian origin groups with data
+ 48 more ancestry groups with data
Education
Commute & transportation
Work & employment
People & community
Places similar to Marion County
Compare Marion County to nearby counties
How many people live in Marion County, Florida?
Marion County, Florida has about 400,078 residents according to the 2024 American Community Survey.
What is the median household income in Marion County, Florida?
The typical household in Marion County, Florida earns about $61,010 a year. Half of households make more than that, and half make less.
Is Marion County, Florida expensive?
In Marion County, Florida, the median home is worth about $243,100, and the typical rent is about $1,277 a month.
How educated are people in Marion County, Florida?
About 23.4% of adults age 25 and over in Marion County, Florida hold a bachelor's degree or higher.
What is the poverty rate in Marion County, Florida?
About 14.4% of people in Marion County, Florida live below the federal poverty line.
Has Marion County, Florida grown since 1990?
Yes, Marion County, Florida has grown since 1990. The population has added about 205,245 residents, a change of about 105 percent over that period.
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024