Initial construction 1667 (≈ 1667)
Built by Charles de Lionne, Abbé de Lesseins.
1769
Major transformation
Major transformation 1769 (≈ 1769)
Modified for the Marquis de Valbonnais.
16 octobre 1944
Official protection
Official protection 16 octobre 1944 (≈ 1944)
Registration for Historic Monuments.
Aujourd'hui
Aujourd'hui
Aujourd'hui Aujourd'hui (≈ 2025)
Position de référence.
Heritage classified
Castle (inside and outside) and its park: inscription by order of 16 October 1944
Key figures
Charles de Lionne - Abbé de Lesseins
Initial constructor in 1667.
Marquis de Valbonnais - Transformator
Responsible for 1769 changes.
Origin and history
The Château de Triors, located in the municipality of the same name in Drôme (Auvergne-Rhône-Alpes), has its origins in 1667, when it was built by Charles de Lionne, then Abbé de Lesseins. This first building, of classical style, already marked the local landscape by its imposing architecture, adapted to the aesthetic codes of the era.
In 1769, the Marquis de Valbonnais undertook important modifications to modernize the castle and give it its present appearance. The work added two symmetrical wings framed a central house body, creating inner courtyards accessible by galleries opening onto the gardens. Inside, the rooms still retain original elements, such as gypsum ceilings, panel floors and period chimneys, which are evidence of the refinement of the 18th century.
The estate once extended around a French-style garden, with a rock cave under the staircase leading to green spaces. Although partially transformed over the centuries, the whole — castle, interiors and park — was protected by an inscription to the Historical Monuments on October 16, 1944, recognizing its heritage and architectural value.
Today, Triors Castle remains a remarkable example of the evolution of aristocratic residences between the 17th and 18th centuries, mixing late medieval heritage and influences of the Enlightenment. Its state of conservation, especially for interior decorations, makes it a place of interest for the study of the decorative arts of this period.