Saint-Pierre-en-Port is a commune in the Seine-Maritime department in the Normandy region in northern France. A farming village in the Pay…Saint-Pierre-en-Port is a commune in the Seine-Maritime department in the Normandy region in northern France. A farming village in the Pays de Caux, situated some 31 miles northeast of Le Havre, at the junction of the D33 and D79 roads. The commune has a pebble beach and some very high limestone cliffs overlooking the English Channel.