The castle was built on a rocky outcrop along the royal road, in the 12th century. He belonged to the lord of Mandajors.
According to records of the abbots of Cendras (XVI - 17th centuries), it depended on the diocese of Alais and Saint-Paul-la-Coste was composed of 150 "lights". It is said that the castle belonged to the lord of Montagut Montalet, Baron d'Alais where the following locations depended: Magueilles Las Conques, Brugueroles, Le Mas, The Fourcarès, The Caila, The Cessenade, Carrevieille, Fontane, Bertrand , Vialaret, Le Ponteil, The Boissières, The Tioure, Casenove, Roubarbel, The Martinole, Martinet, Laubemorte, Sausson, Mas de Guilhem.
A court "25 lights" depended Castle Mandajors. Chestnuts and mulberry were the most significant productions, some wine, some wheat and coppice chestnut hoops which we did.
Pierre Noble Bear died 20 September 1684 at the age of 80 years was the last lord of Mandajors. He is buried in the chapel. After his death, the castle became the property of the barons of Alais, and was no longer inhabited until the arrival in 1702 of a royal garrison during the war of religions, called War camisards. After extensive renovation, it housed the Dragon King to "monitor religionists." On 17 November 1702, 50 soldiers of the regiment of Marcilly the town of Anduze go to the castle to refuel. The convoy is attacked by camisards and 3 soldiers on 24 parties reinforcements are killed. The next 40 dragons divided into two detachments fought against a hundred camisards. Numerous skirmishes, battles took place because of the military presence in the castle.
Difficult to refuel, isolated in the Cevennes mountains, it will be abandoned by the soldiers began its demolition so it does not serve as a refuge for camisards. February 9, 1703 camisard Chief Rolland set fire.
