In 1716, it was sold to Marie Anne de Bourbon (1666-1739), dowager princess de Conti, the legitimised daughter of Louis XIV and Louise de la Vallière.
In spite of the loss of the immediately surrounding woods in favor of parterres with the Seine as backdrop and bosquets punctuated by statuary, the hunting was good in the neighboring forest of Sénart, the king's original motivation for purchasing Choisy.