Metcalfe County is a county located in the U.S. state of Kentucky. Its county seat and only municipality is Edmonton. The county was founded in May 1860 and named for Thomas Metcalfe, Governor of Kentucky from 1828 to 1832. Metcalfe County is part of the Glasgow, KY Micropolitan Statistical Area, which is also included in the Bowling Green-Glasgow, KY Combined Statistical Area.