luxury seaside houses for sale Newport County, United States

An exceptional opportunity awaits you at Sunnyside Chateau, a private mansion located in the heart of Newport's prestigious Top-of-the-Hill neighborhood. This iconic home, originally designed by renowned architect George C. Mason as a personal residence during the Gilded Age, has been meticulously restored on all four levels. This 847 m² historic masterpiece offers fourteen functional fireplaces, high ceilings, sparkling inlaid parquet floors, as well as rare and precious woodwork: American chestnut, mahogany, butternut, fir and oak. The spacious grounds, angled on a private lane, include an outdoor kitchen, terrace, an iconic three-level tower and a teak verandah ideal for relaxing outdoors. Exceptional amenities: dry sauna, wine cellar for 300 bottles, home cinema, artist's studio, yoga room, bar, panic room/lounge and state-of-the-art home automation technology throughout the house. This exceptional property offers discerning buyers immediate availability and a piece of prestigious architectural history. Key features Total area: 847 m² | Plot of land : 1 457 m² | 15 rooms | 12 full bathrooms | 1 powder room Architecture: Gilded Age mansion designed by George C. Mason; completely restored on 4 levels; 14 fireplaces; high ceilings; exceptional parquet floors; tower on three levels; teak veranda   Additional spaces: sauna, wine cellar, home cinema, artist's studio, yoga room, bar, panic room/lounge, home automation   Master suite: luxurious bathroom with freestanding bathtub, walk-in closet, premium finishes   Kitchen: Chef's kitchen with large cooker, professional appliances, Vermont Castings fireplace, heated floors   Outside: corner plot on private road, outdoor kitchen, large terrace, spacious parking   Location: In the heart of Top-of-the-Hill, minutes from Newport beaches, close to private schools, quick access to water activities, cultural attractions, fitness centers, gourmet restaurants Contact us for more information or to register for the auction. Start of the auction: August 8, 2025 at 4:00 p.m. (EDT) Closing of the auction: August 15, 2025 at 5:00 PM (EDT) Property listed at $8.9 million | Expected starting bids between $2 million and $4 million