In 2021, Mercer County, OH had a population of 42.2k people with a median age of 39.4 and a median household income of $68,692. Between 2020 and 2021 the population of Mercer County, OH grew from 41,034 to 42,154, a 2.73% increase and its median household income grew from $65,566 to $68,692, a 4.77% increase.
The 5 largest ethnic groups in Mercer County, OH are White (Non-Hispanic) (95%), White (Hispanic) (1.26%), Two+ (Non-Hispanic) (1.07%), Native Hawaiian & Other Pacific Islander (Non-Hispanic) (0.821%), and Black or African American (Non-Hispanic) (0.65%).
None of the households in Mercer County, OH reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
98.8% of the residents in Mercer County, OH are U.S. citizens.
The largest universities in Mercer County, OH are Wright State University-Lake Campus (231 degrees awarded in 2021).
In 2021, the median property value in Mercer County, OH was $169,500, and the homeownership rate was 79.6%.
Most people in Mercer County, OH drove alone to work, and the average commute time was 19.1 minutes. The average car ownership in Mercer County, OH was 2 cars per household.
Mercer County, OH borders Adams County, IN, Jay County, IN, Auglaize County, OH, Darke County, OH, Shelby County, OH, and Van Wert County, OH.