In 2019, Marion County, OH had a population of 65.3k people with a median age of 41.3 and a median household income of $47,498. Between 2018 and 2019 the population of Marion County, OH declined from 65,344 to 65,299, a −0.0689% decrease and its median household income grew from $45,464 to $47,498, a 4.47% increase.
The 5 largest ethnic groups in Marion County, OH are White (Non-Hispanic) (88.3%), Black or African American (Non-Hispanic) (5.36%), Two+ (Non-Hispanic) (2.84%), White (Hispanic) (1.26%), and Asian (Non-Hispanic) (0.59%). 0% of the households in Marion County, OH speak a non-English language at home as their primary language.
99.1% of the residents in Marion County, OH are U.S. citizens.
The largest universities in Marion County, OH are Marion Technical College (458 degrees awarded in 2020), Ohio State University-Marion Campus (261 degrees), and Tri-Rivers Career Center (102 degrees).
In 2019, the median property value in Marion County, OH was $100,800, and the homeownership rate was 66.4%. Most people in Marion County, OH drove alone to work, and the average commute time was 22 minutes. The average car ownership in Marion County, OH was 2 cars per household.