3425 S Ocean Blvd, Highland Beach, FL 33487. An ultra-private beachfront building of just four residences (1994); the penthouse spans about 3,800 square feet with a primary suite occupying its own level and private outdoor spaces directly over the sand.
1 for sale. Listings compiled from public MLS-fed sites on October 13, 2026 and shown courtesy of the listing brokerages.
Le Sanctuaire sits at 3425 S Ocean Blvd, on A1A, in the Town of Highland Beach between Boca Raton and Delray Beach. An ultra-private beachfront building of just four residences (1994); the penthouse spans about 3,800 square feet with a primary suite occupying its own level and private outdoor spaces directly over the sand.
Built in 1994 with 4 residences, the building is roughly 10 minutes from downtown Delray Beach's Atlantic Avenue and from Boca Raton's Mizner Park, about 15 minutes from Boca Raton Airport and about 35 minutes from Palm Beach International and Fort Lauderdale-Hollywood International airports.
Ricky Estera tracks every sale and listing in Le Sanctuaire. For a floor-by-floor view of values, a private showing of any residence, or a video market assessment of the residence you own here, call 561-212-0111.
Ricky Estera represents the most exceptional residences along the barrier islands of Boca Raton, Highland Beach and Delray Beach, from the oceanfront towers and villas of A1A to the deepwater estates of Bel Lido Isle and the Intracoastal. A resident of the area for more than three decades, he knows these buildings floor by floor, view by view and amenity by amenity.
His clients are discerning buyers and sellers who expect discretion, precision and marketing worthy of the homes themselves. Every listing is presented with cinematic video and 3D aerial mapping, and every seller receives a personal video market assessment before a single decision is made.
Whether you’re acquiring an oceanfront penthouse, selling a landmark residence or relocating from New York, New Jersey, Connecticut or Canada, Ricky delivers a white-glove experience from the first conversation to the closing table.
Tell me your building or address. I'll send you a personal video market assessment comparing your residence with the most recent sales in your building and the homes around it.