Welcome to Mayfair Rd in beautiful, sought-after Stonegate, with its winding streets and old-world charm just a short walk from downtown Arlington Heights. Original details throughout this expanded Colonial, including hardwood floors and crown mouldings. The main floor offers a separate dining room and a large living room with picture windows and a fireplace along with a three-season room addition overlooking the private, professionally landscaped yard with sprinkler system. Kitchen flows from the dining room and opens into the family room featuring a breakfast bar, second fireplace and direct access to the secluded backyard with an expansive paver patio and seating wall, offering a private oasis. This home is perfect for entertaining with plenty of space inside and out for everyone to gather. Upstairs, the primary suite addition features a large en-suite bath with separate shower and tub, plus a walk-in closet. Two additional large bedrooms with ample closet space, linen closet, and a second full bath complete the perfect upstairs layout. The finished basement adds a rec room, office area, laundry, and abundant storage. The oversized 2 car garage has just been completely renovated with a new epoxy floor and storage for all your gadgets and tools. Award-winning D25 & D214 schools (Windsor, South, Prospect), and less than a mile to the Metra, library, shops, and restaurants - including Arlington Alfresco!