Piggott, Arkansas is a city in Clay County, Arkansas, one of that county's two seats (Corning is the other). It is also the northern terminus of the Arkansas segment of Crowley's Ridge Parkway. As of the 2000 census, Piggott's population was 3,894. The town was founded by William N. Barron, after his sister's married name (sister Sarah Ann Barron, wife of John Piggott).