Rockingham County is a county located in the U.S. state of North Carolina. As of 2000, the population was 91,928. Its county seat is Wentworth
The county was formed in 1785 from Guilford County. It was named for Charles Watson-Wentworth, 2nd Marquess of Rockingham, British Prime Minister from 1765 to 1766 and again in 1782.
According to the U.S. Census Bureau, the county has a total area of 572 square miles, of which, 566 square miles of it is land and 6 square miles of it (1.03%) is water.
The Dan River and Haw River drain the county.
Rockingham County has a municipal airport eight miles northwest of Reidsville called Shiloh Airport, which has a paved 5,000-foot runway, a fixed base operation, and hangar space.