Construction of towers and enclosure walls XIIIe siècle (≈ 1350)
Medieval origins of the castle.
XVe siècle
Renovation of the housing body
Renovation of the housing body XVe siècle (≈ 1550)
Major architectural changes.
1ère moitié du XIXe siècle
Redesign of the castle
Redesign of the castle 1ère moitié du XIXe siècle (≈ 1865)
Work on residential buildings.
23 novembre 1946
First entry MH
First entry MH 23 novembre 1946 (≈ 1946)
Protection of defensive and moat elements.
20 novembre 1989
Second entry MH
Second entry MH 20 novembre 1989 (≈ 1989)
Extension to the entire domain.
Aujourd'hui
Aujourd'hui
Aujourd'hui Aujourd'hui (≈ 2025)
Position de référence.
Heritage classified
Towers and enclosure walls on the East and West sides; moat; entry portal; roundabout in front of the entrance and driveway: inscription by decree of 23 November 1946; All of the castle, medieval enclosure, moats, buildings that make up the house body (Box F 31 to 33): inscription by decree of 20 November 1989
Key figures
Information non disponible - No character mentioned
Sources insufficient to identify historical actors.
Origin and history
The castle of Diant, located in the eponymous town of Seine-et-Marne, is a historical monument dating back to the thirteenth century. Its towers and walls, still visible today, date from this medieval period, while major modifications were made in the 15th century and in the first half of the 19th century. These transformations concern in particular the housing body and the ancillary buildings, reflecting architectural evolution and residential needs throughout the centuries.
Defensive elements, such as moats, towers and enclosure walls (east and west sides), testify to its initial role as a fortress. The castle was partially protected by two decrees of inscription to the Historical Monuments: on November 23, 1946 for the medieval parts (premises, moats, gate) and on November 20, 1989 for the whole estate, including the house body and outbuildings. These measures highlight its heritage and architectural value.
No information is available on historic owners, significant events or specific uses of the castle over the centuries. The data are limited to its structural evolution and legal protection. The current address, 5052 Avenue du Château, confirms its anchoring in the local landscape, while its opening to the public or its possible contemporary functions (visits, accommodation) are not documented in the sources consulted.
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