Commune in Pays de la Loire, France Pornichet Commune Port Coat of arms Location of Pornichet Pornichet Show map of France Pornichet Show map of Pays de la Loire Coordinates: 47°16′39″N 2°20′20″W﻿ / ﻿47.2775°N 2.3389°W﻿ / 47.2775; -2.3389Coordinates: 47°16′39″N 2°20′20″W﻿ / ﻿47.2775°N 2.3389°W﻿ / 47.2775; -2.3389 Country France Region Pays de la Loire Department Loire-Atlantique Arrondissement Saint-Nazaire Canton La Baule-Escoublac Intercommunality CA Région Nazairienne et Estuaire Government • Mayor (2020–2026) Jean-Claude Pelleteur Area 1 12.67 km2 (4.89 sq mi) Population (Jan. 2019)[1] 11,141 • Density 880/km2 (2,300/sq mi) Time zone UTC+01:00 (CET) • Summer (DST) UTC+02:00 (CEST) INSEE/Postal code 44132 /44380 Elevation 0–44 m (0–144 ft) 1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries.