 Boyd County is part of the Huntington-Ashland, WV-KY-OH Metropolitan Statistical Area.Boyd County was the 107th of 120 counties formed in the state of Kentucky and was established in 1860 from parts of surrounding Greenup, Carter, and Lawrence counties.It was named for Linn Boyd of Paducah, former U.S. congressman, Speaker of the United States House of Representatives, who died in 1859 soon after being elected lieutenant governor of Kentucky.