In 2019, Preble County, OH had a population of 41.1k people with a median age of 42.7 and a median household income of $58,957. Between 2018 and 2019 the population of Preble County, OH declined from 41,207 to 41,093, a −0.277% decrease and its median household income grew from $55,374 to $58,957, a 6.47% increase.
The 5 largest ethnic groups in Preble County, OH are White (Non-Hispanic) (96.4%), Two+ (Non-Hispanic) (1.64%), White (Hispanic) (0.533%), Black or African American (Non-Hispanic) (0.489%), and Asian (Non-Hispanic) (0.443%). 0% of the households in Preble County, OH speak a non-English language at home as their primary language, and 99.5% of the residents in Preble County, OH are U.S. citizens.
In 2019, the median property value in Preble County, OH was $125,100, and the homeownership rate was 78.4%. Most people in Preble County, OH drove alone to work, and the average commute time was 25.6 minutes. The average car ownership in Preble County, OH was 2 cars per household.