Piggott is a city in Clay County, Arkansas, United States, one of that county's two seats (Corning is the other). It is the northern terminus of the Arkansas segment of the Crowley's Ridge Parkway, a National Scenic Byway. As of the 2010 census, Piggott's population was 3,849. The town was founded by William N. Barron and named after his sister (Sarah Ann, wife of John Piggott).