Ravenna is a city in and the county seat of Portage County, Ohio, United States. The population was 11,323 in the 2020 census. It is located 15 miles east of Akron. Formed from portions of Ravenna Township in the Connecticut Western Reserve, Ravenna was founded in 1799 and is named after the city of Ravenna, Italy. It is part of the Akron metropolitan area.