Lamastre

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Lamastre
Commune
The shopping area in Lamastre
Coat of arms
Location of Lamastre
Lamastre Show map of France Lamastre Show map of Auvergne-Rhône-Alpes
Coordinates: 44°59′11″N 4°34′54″E / 44.9864°N 4.5817°E / 44.9864; 4.5817
Country	France
Region	Auvergne-Rhône-Alpes
Department	Ardèche
Arrondissement	Tournon-sur-Rhône
Canton	Haut-Vivarais
Government
• Mayor (2020–2026)	Jean-Paul Vallon[1]
Area 1	25.45 km2 (9.83 sq mi)
Population  (2021)[2]	2,342
• Density	92/km2 (240/sq mi)
Time zone	UTC+01:00 (CET)
• Summer (DST)	UTC+02:00 (CEST)
INSEE/Postal code	07129 /07270
Elevation	342–860 m (1,122–2,822 ft)
1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries.

Lamastre (French pronunciation: [lamastʁ]; Occitan: La Mastra) is a commune in the Ardèche department in southern France. It lies on the river Doux. The Chemin de fer du Vivarais, a metre-gauge tourist railway, connects Lamastre with Tournon-sur-Rhône.