In 2023, Mercer County, OH had a population of 42.4k people with a median age of 39.1 and a median household income of $78,036. Between 2022 and 2023 the population of Mercer County, OH grew from 42,321 to 42,438, a 0.276% increase and its median household income grew from $73,278 to $78,036, a 6.49% increase.
The 5 largest ethnic groups in Mercer County, OH are White (Non-Hispanic) (94.4%), Two+ (Non-Hispanic) (2.27%), Other (Hispanic) (0.952%), White (Hispanic) (0.62%), and Black or African American (Non-Hispanic) (0.606%).
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.
99.1% of the residents in Mercer County, OH are U.S. citizens.
The largest universities in Mercer County, OH are Wright State University-Lake Campus (200 degrees awarded in 2022).
In 2023, the median property value in Mercer County, OH was $208,600, 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.