In 2019, Putnam County, OH had a population of 33.9k people with a median age of 39.8 and a median household income of $64,822. Between 2018 and 2019 the population of Putnam County, OH declined from 33,969 to 33,911, a −0.171% decrease and its median household income grew from $62,001 to $64,822, a 4.55% increase.
The 5 largest ethnic groups in Putnam County, OH are White (Non-Hispanic) (92%), Other (Hispanic) (3.37%), White (Hispanic) (2.28%), Two+ (Non-Hispanic) (0.802%), and Two+ (Hispanic) (0.49%). 0% of the households in Putnam County, OH speak a non-English language at home as their primary language, and 99.2% of the residents in Putnam County, OH are U.S. citizens.
In 2019, the median property value in Putnam County, OH was $155,800, and the homeownership rate was 81.6%. Most people in Putnam County, OH drove alone to work, and the average commute time was 21.2 minutes. The average car ownership in Putnam County, OH was 2 cars per household.