Welcome to Stony Lawn, an incredible, all stone, sun-filled residence designed by Durham and Irvine in the 1920s. It remains one of the Main Line's landmark estate properties. It was seamlessly expanded and improved by E.B. Mahoney builders in 2010 and substantially renovated with sophisticated, modern designs throughout in 2017 by the current owners working with Peter Zimmerman Architects and Cullen Construction. Beautifully set on a breathtaking 2.84-acre lot in the coveted North-side Villanova estate neighborhood, it is enhanced with centennial trees, stunning pool, paddle ball court with a warming hut, four garage bays, glorious gardens and sweeping private views. Interior features include a bright, open floor plan, gracious room sizes with high ceilings, fresh fixtures and decor, original, restored architectural moldings, millwork, and stunning hardwood floors throughout the entire residence. A dramatic two-story foyer and majestic elliptical staircase greets you with open sightlines to the extraordinary grounds The library features full paneling, carefully crafted built-ins, a hideaway bar, and a fireplace. Living and dining rooms with fireplaces are large and inviting, and a private office has stunning views of the grounds. A fabulous gourmet kitchen with Sub-Zero and Wolf appliances opens to a bright breakfast room, fireplace, and family room with gorgeous views and easy access to the generous mudroom, stone terraces, pool, paddle ball court, and grounds. The completely renovated and reconfigured second floor includes the bright, luxurious primary suite featuring his and hers marble baths, walk-in dressing rooms and a fireplace. Four ample bedrooms include two ensuite baths and one jack-and-jill off the second staircase that could easily be used as an in-law or au pair suite. An open staircase leads to the third floor, offering an expansive bonus room, built-in for additional storage, and a powder room. The dry lower level boasts new systems and generous storage space. Look no further and enjoy this rare find with complete privacy and unmatched convenience to renowned public and private schools and universities, easy access to trains and all forms of transportation, world-renowned clubs and golf courses, equestrian centers, restaurants, and recreational facilities. A premium property in a highly coveted Main Line location.