421 West 250th St.

This 7-bedroom, 7-full- and 3-half bath, 11,000+ sq. ft., stone and stucco, French Provincial-style mansion features exquisite details and luxurious amenities. Designed by Robert A. M. Stern Architects, it is located in the exclusive, private community of Villanova Heights, adjacent to Riverdale’s Fieldston Historic District.

The house features a welcoming wraparound front porch; large entry hall; living room with fireplace, coffered ceiling and French doors to a gracious rear porch; formal dining room with beamed ceiling; large center-island kitchen with breakfast bar, 2 sinks and stainless-steel appliances (including Sub-Zero refrigerator, Viking 6-burner stove with grill, 2 dishwashers, wine fridge and warming drawer); butler’s pantry; huge family room with fireplace and French doors to outdoor inground swimming pool; study; library; 2 powder rooms.

The second floor has 5 en-suite bedrooms, including a master suite with its own sitting room and fireplace, 2 walk-in closets, and French doors to a private terrace. Master bathroom with double-sink vanity, glass-enclosed rainfall shower, freestanding copper and enamel soaking tub; 2nd-floor laundry room.

The third floor has a huge media room, large playroom/office, 2 bedrooms and a full bathroom. The finished basement includes a recreation room, exercise room, wine cellar, powder room, mudroom, and a maid’s room with a full bathroom. 6-zone HVAC. Elevator with access to all floors.

There is a private cobbled driveway, an attached 4-car garage, and level, grassy front and side yards. The property totals approximately 0.58 acres.

Conveniently located for well-known private schools (Horace Mann, Fieldston and Riverdale Country School), the vast greenery of Van Cortlandt Park, and transportation to Manhattan (including express buses and the No. 1 subway train).