Clay Township is one of the fourteen townships of Auglaize County, Ohio, United States. The 2010 census found 817 people in the township.GeographyLocated in the eastern part of the county, it borders the following townships: Union Township - northGoshen Township - northeastStokes Township, Logan County - eastJackson Township, Shelby County - southDinsmore Township, Shelby County - southwest cornerPusheta Township - westDuchouquet Township - northwest corner No municipalities are located in Clay Township, although several unincorporated communities are located in the township: Geyer, in the southwestSaint Johns, along the northern border with Union TownshipSanta Fe, along the southwestern border with Stokes Township, Logan County According to the U.S. Census Bureau, Clay Township has an area of 78.5sqkm.