Magnificent & historic stone carriage house located on one of Purchase's most sought-after streets. A long, private approach winds past a beautiful pool setting to a manicured courtyard opening into 3 acres of park-like grounds, w/ a large stone guest house visible in the distance. This 4 Bedroom home features an oversized MBR suite w/ a beautifully appointed sitting rm, office and luxurious bathroom with central AC in the master bedroom and family room side of the house. 7 efficient and low maintenance Mitsubishi AC units cool the remainder of the home. An exquisite guest house constructed in 2015 offers 2 large additional Bedrooms, 2 granite Baths, an open kitchen & sitting area, its own washer/dryer, and an additional 1,300 square feet of storage in a full basement! Exclusions please call Listing Broker.