A total of nearly 3,000 acres were listed for sale in McDowell County, North Carolina, recently; the overall value of all McDowell County land for sale was almost $111 million. McDowell County ranks 37th in the Tar Heel State for the combined amount of land currently advertised for sale. Marion had the most land for sale. Manufacturing and related services are the largest economic sectors in McDowell County. McDowell County is North Carolina's 59th biggest county (445 square miles). It's located in the Mountains North Carolina region of the state.