For Sale

479 Middle Line, Sag Harbor, NY 11963

Modern New Construction with Tennis

Modern new construction beauty in sought-after Sag Harbor, set on 1.8 acres of lushly landscaped property boasting ultimate privacy. Set far back from the road, enjoy the peace you seek in a 5,500 square foot Hamptons masterpiece. The property is the ultimate resort oasis, graced by a secluded covered terrace with an outdoor fireplace, sparkling gunite saltwater heated swimming pool, and large raised patio and roof deck overlooking the pool. The pool house below the deck is the ideal accompaniment, offering a convenient full bath, wet bar, and inviting space for a lounge, office or art studio. Further down the sloping grassy lawn is a wonderful full-size tennis court for challenging a partner and perfecting your game. The home's interiors are stylishly finished with modern elements that optimize a luxurious lifestyle. An elevator transports you to all three expansive stories. Or take the large open staircase connecting the levels, with a skylight at the top that pours generous light downward. Huge 20-foot walls of glass further brighten the spacious, airy ground floor and showcase lovely views of the pool, tennis court and stretching greenery. Extensive interior wall space is meant to display your favorite large works of art. Indoor-outdoor entertaining is seamless with a fabulous double-height family room adjoining the outdoor living space. An open-concept dining room and kitchen, large pantry, private media room, and an attached 2-car garage enhance your comfort on the ground floor. On the tranquil mid-level await 4 large en-suite bedrooms, including a divine guest suite accessed only by an interior 'bridge." This level is complete with its own sizable outdoor terrace. Created to bring the feeling of a TriBeCa penthouse to the Hamptons, the wonderful master suite occupies the entire top level. Perched 280 feet above sea level, the master retreat presents picturesque views over the trees through walls of glass from one of the highest locations in the Hamptons. Unwind in private ecstasy with a spa bathroom with outdoor shower and a covered terrace with outdoor fireplace, with views above it all.



5,500 Sq.Ft. LIVING AREA

1.8 Acres lot

Features & Amenities


  • total bedrooms5
  • Total bathrooms6.5
  • full bathrooms6
  • half bathroom1
  • KITCHEN Open Kitchen with Waterfall Island
  • Laundry room Laundry on Second Level
  • Flooring Bleached Oak Flooring
  • Fireplace 1 Indoor and 1 Outdoor Fireplace
  • other interior Features Master Suite on Entire Top Level, Elevator to All 3 Levels, Floor to Ceiling Windows, Double Height Ceiling in Living Room, Smart Home Automation

Area & Lot

  • Status For Sale
  • Living Area5,500 Sq.Ft.
  • Lot Area1.8 Acres
  • MLS ID113353
  • YEAR BUILT2019
  • NeighborhoodSag Harbor
  • LifestylesBeach, Country Club, Hilltop, Golf, New Construction, Resort Style
  • Architecture StylesModern
  • View DescriptionPanoramic Sunset View


  • Garage Space2
  • PoolHeated Saltwater Gunite Pool, Pool House with Full Bath and Wet Bar
  • lot featuresTennis, Ultimate Privacy
  • parkingAttached 2 Car Garage
  • other exterior FeaturesCovered Patio, Covered Terrace with Fireplace, Roof Deck


  • Sales Price$4,750,000
  • Real Estate Tax $28,754/yr
Modern New Construction with Tennis
Modern New Construction with Tennis

The home’s interiors will be stylishly finished with top-of-the-line elements that optimize a luxurious lifestyle...

– Matthew Breitenbach
Modern New Construction with Tennis

Sag Harbor

The most laid-back corner of the Hamptons. Sag Harbor has earned the nickname ‘the UnHampton’ from visitors and residents who love the contrast between this hip, diverse, and artistically vibrant corner of the Hamptons and its placid neighbors.


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Matthew has a reputation for consistently carrying one of the most impressive luxury listing platforms in the marketplace. Contact Matthew today for a free consultation for buying, selling, renting or investing in the Hamptons.

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