Located in Chalo-Saint-Mars (91780), this detached house offers a peaceful living environment in a preserved valley in the south of Essonne. Just 20 minutes from Dourdan and 10 minutes from Étampes, it enjoys convenient access to the RER C train line, the national road N20, and the highway, as well as all amenities such as schools, high schools, and shops—offering an ideal balance between tranquility and accessibility.This 140 m² single-story house on a 2,730 m² plot features 5 rooms, including 4 bedrooms, 2 toilets, an open kitchen opening onto a terrace, a spacious living room with a cathedral ceiling and fireplace, a bathroom, a separate WC, a study, a shower room, a large convertible attic of 38 m², a basement with parking, a cellar, and a workshop.Built in 1982, this property offers bright rooms with stunning views of the forest and valley—perfect for comfortable and serene living in the heart of nature.