Pierlas is a commune in the Alpes‑Maritimes department of the Provence‑Alpes‑Côte d'Azur region in southeastern France. Situated in the valley of the Cians river, the village lies at an elevation ranging from 560 m to 2 106 m above sea level and covers an area of 9.76 km². As of 2023, the commune had a population of 98 inhabitants, known as Pierlassois or Pierlencs, giving it a low population density of approximately 10 inhabitants per square kilometre.
Geography
Pierlas is located at 44° 01′ 57″ N, 7° 02′ 10″ E, positioned on a rocky promontory within a largely forested and semi‑natural landscape (99.99 % of the territory). The surrounding massifs include the Dôme de Barrot (2 137 m), Les Cluots (2 106 m), La Tête de Giarons (2 025 m), La Tête de Pérail (2 017 m) and La Tête du Pommier (1 912 m). The commune is traversed by several watercourses, notably the Cians river and numerous tributary streams such as the Raton and the Escoulière.
Climate
The climate of Pierlas is classified as Mediterranean (Csa) under the Köppen‑Geiger system, with a mountain influence that yields cool winters (average 8 °C) and warm, dry summers. Annual precipitation averages around 900 mm, with higher rainfall in autumn and winter.
Administration
Pierlas is part of the arrondissement of Nice and the canton of Vence. Since 1 January 2014, it has belonged to the Communauté de communes des Alpes d'Azur intercommunal structure. The current mayor (2020–2026) is Gilbert Martinelli. The commune is served by departmental road D428 and the RD 59, which connects it to neighboring villages such as Ilonse and the Tinée valley.
History
The settlement, recorded as “Pirlas” in the 12th century, was historically a feudal fief. It was owned by the Grimaldi family of Bueil until the execution of Annibal Grimaldi in 1621, after which it passed through the Badat, Brès, and Léotardi families. In 1764 the fief was sold to the Caïs de Pierlas, who held the title of count.
Demographics
The commune is classified by INSEE as a rural municipality with a very dispersed settlement pattern, and it lies outside any urban unit. It is part of the Nice attraction area, contributing to the broader metropolitan region.
Economy and Tourism
Pierlas’s economy is primarily based on forestry, limited agriculture, and tourism. The village serves as a starting point for numerous mountain hikes, offering panoramic views over the Cians valley and access to the surrounding alpine terrain.
References
Information derived from the French Wikipedia entry on Pierlas and associated municipal data.