In 2018, Williams County, OH had a population of 36.9k people with a median age of 41.2 and a median household income of $49,491. Between 2017 and 2018 the population of Williams County, OH declined from 37,061 to 36,936, a -0.337% decrease and its median household income grew from $47,593 to $49,491, a 3.99% increase.
The 5 largest ethnic groups in Williams County, OH are White (Non-Hispanic) (92.9%), White (Hispanic) (2.24%), Other (Hispanic) (1.23%), Black or African American (Non-Hispanic) (1%), and Two+ (Non-Hispanic) (0.967%). 0% of the households in Williams County, OH speak a non-English language at home as their primary language, and 99.6% of the residents in Williams County, OH are U.S. citizens.
In 2018, the median property value in Williams County, OH was $98,300, and the homeownership rate was 75.7%. Most people in Williams County, OH drove alone to work, and the average commute time was 18.3 minutes. The average car ownership in Williams County, OH was 2 cars per household.