Formed January 30, 1895 (55th county)
Mingo County (23,574), Williamson (3,082)
The masonry Modern structure was erected in 1966. There was a traditional 1904 courthouse previously. It is on 2nd Avenue at Court Street. United States Highway 52 is three blocks northeast of the location. William R. Frampton and Walter S. Donati provided the designs. A Native American statue stands in front of the courthouse. Mingo County was created on January 30, 1895 from Logan County as the 55th and final county with Williamson as the only county seat. The county is named for the Native American tribe. The county seat was named for settler Wallace J. Williamson. Mingo County is the birthplace of 2 West Virginia Governors, Henry D. Hatfield and Okey L. Patteson.
Mingo County government consists of a sheriff and 3 Commissioners. One Circuit Court Judge, One Family Court Judge and Three Magistrate Court Judges serve Mingo County. The county is on the southwest border with both Kentucky and Virginia. Charleston, West Virginia is north and Roanoke, Virginia is southeast of the county. The county center is 12 miles Northeast of Williamson nearer Delbarton. The county is surrounded clockwise by Lincoln, Logan, Wyoming, and McDowell and Virginia and Kentucky and Wayne County. The county resembles a flat letter U tilted northwest.
The area of the county is 423 square miles. It is 26 out of 55 in the state. It ranks 26 out of 55 in population in the state. It has a density of 55.7 persons per square mile making it 26 out of 55 in the state. Mingo County has 19.4% of its population in its incorporated areas. United States Highway 52 passes northwest to southeast in the county from Wayne County to Wyoming County. United States Highway 119 comes from Logan County, east, and goes to Kentucky, west. Williamson is located on the southwest border of the county. Williamson is the county seat and the largest city. It is 13.1% of the county population.
Delbarton
Gilbert
Kermit
Matewan
Williamson