Brimfield is a census-designated place (CDP) in Portage County, Ohio, United States. As of the 2000 census, the CDP had a population of 3,248. It is located in the central part of Brimfield Township (of which it is a part), a rural area between the Ohio cities of Akron and Kent with light industry, strip-malls, subdivisions, and farms. Among Brimfield's most notable natives was Newton H. Hall, a recipient of the Medal of Honor for gallantry during the American Civil War. Brimfield is part of the Akron Metropolitan Statistical Area.