In 2021, Gallia County, OH had a population of 29.4k people with a median age of 40.7 and a median household income of $50,773. Between 2020 and 2021 the population of Gallia County, OH declined from 29,995 to 29,369, a −2.09% decrease and its median household income grew from $48,975 to $50,773, a 3.67% increase.
The 5 largest ethnic groups in Gallia County, OH are White (Non-Hispanic) (92.8%), Two+ (Non-Hispanic) (2.56%), Black or African American (Non-Hispanic) (2.09%), Asian (Non-Hispanic) (0.793%), and Two+ (Hispanic) (0.538%).
None of the households in Gallia 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.
99.6% of the residents in Gallia County, OH are U.S. citizens.
The largest universities in Gallia County, OH are University of Rio Grande (425 degrees awarded in 2021) and Buckeye Hills Career Center (141 degrees).
In 2021, the median property value in Gallia County, OH was $120,500, and the homeownership rate was 76.7%.
Most people in Gallia County, OH drove alone to work, and the average commute time was 27.8 minutes. The average car ownership in Gallia County, OH was 2 cars per household.
Gallia County, OH borders Jackson County, OH, Lawrence County, OH, Meigs County, OH, Vinton County, OH, Cabell County, WV, and Mason County, WV.