20 Crowninshield Road offers a rare chance to own an exceptional waterfront estate on 2.25 oceanfront acres in one of the North Shore's most coveted settings. Designed to maximize ocean views from nearly every room, this completely rebuilt, six-bedroom residence features six full baths, three half baths, 10-ft ceilings, radiant & central air, a chef's kitchen, private office, and a dramatic ribbon staircase with custom millwork and a seamless coplanar design throughout, offering effortless indoor-outdoor entertaining. An elevator and threshold-free layout offer effortless accessibility. The primary suite offers sweeping water views, 2 gas fireplaces, dual walk-ins, an Ipe deck, and a private outdoor shower. Amenities include a wine cellar, sauna, steam room, pool, grill station, and a hot tub beneath a retractable Ipe deck. Complete with a guest/staff suite, 4-car garage, landscaped grounds, and exclusive access to a neighborhood beach, dock, and mooring. Not in the FEMA flood zone.