Ottawa County, OH Population Ottawa County, OH Population by Year Ottawa County, OH Population by Gender Ottawa County, OH Population by Age Ottawa County, OH Population by Race & Ethnicity Port Clinton, OH Population Oak Harbor, OH Population Genoa, OH Population Elmore, OH Population Marblehead, OH Population Rocky Ridge, OH Population Clay Center, OH Population Put-In-Bay, OH Population

Clay Center Elmore Genoa Marblehead Oak Harbor Port Clinton Put-In-Bay Rocky Ridge