Union Township is one of the 14 townships of Mercer County, Ohio, United States. The 2020 census found 1,330 people in the township.
Along the township's northern border
Hopewell Township is one of the fourteen townships of Mercer County, Ohio, United States. The 2020 census found 1,024 people in the township.
Union Township, Mercer County, Ohio
…Center Township - south Hopewell Township - southwest Dublin Township - west…
Township hall