what county is portageville mo in
Portageville, MO. Sponsored Topics. Portageville is a city in New Madrid and Pemiscot counties in the U.S. state of Missouri. The population was 3,295 at the 2000 census. Portageville is located at 36Â°25â²47â³N 89Â°42â²4â³W / 36.42972Â°N 89.70111Â°W / 36.42972; -89.70111 (36.429828, -89.701157), primarily in New Madrid County.