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is a village in Mahoning County, Ohio, United States. The population was 1,682 at the 2000 census. New Middletown is served by a branch of the Public Library of Youngstown and Mahoning County. It is part of the Youngstown-Warren-Boardman, OH-PA Metropolitan Statistical Area.
According to the United States Census Bureau, the village has a total area of 0.9 square miles (2.3 km²), all of it land.