Maisons-Laffitte is a commune in the northwestern suburbs of Paris, France. It is located 18.2 km. (11.3 miles) from the center of Paris.
Maisons-Laffitte is famous for the Château de Maisons-Laffitte, built by architect François Mansart in the 17th century. Maisons-Laffitte is also known for its horse racing track, the Maisons-Laffitte Racecourse.
The Château de Maisons-Laffitte has a secret passage to what once used to be part of the Château de Maisons-Laffitte but which is now a school - Collège de l'Ermitage.