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Offered at $15,450,000Active
beds
4
baths
5
sq ft
3,800
Built
1994

3425 S Ocean Boulevard #PH401

Highland Beach, FL 33487

About this home

For the one seeking a feeling that is almost impossible to describe. There are oceanfront residences. And then there are those that simply cannot be matched. Occupying an entire floor at Le Sanctuaire, this extraordinary penthouse is one of only four residences and one of South Florida's rarest private offerings. Reimagined by the building's original developer and fully restored in 2024, every detail reflects a standard of craftsmanship defined not by trend, but by permanence. Arrive by private elevator to a vantage point rivaled only by being at sea. Simply: 180 degrees of uninterrupted Atlantic Ocean, framed by Maxi-View SSG floor to ceiling impact glass. From sunrise onward, the ocean becomes part of the architecture. Stained white oak ceilings, sculptural Calacatta marble, backlit natural crystal quartz, and a bespoke chef's kitchen establish an atmosphere of quiet distinction. The oceanfront primary suite is a private sanctuary of its own, with a boutique-inspired dressing room and a spa-like Dolomite marble bath centered around a freestanding soaking tub and illuminated, book-matched Australis marble. Beyond the glass, expansive terraces, a motorized pergola, private Jacuzzi, dedicated cabana, and lock-and-leave service create an experience that feels less like a penthouse and more like a private estate suspended above the Atlantic. One floor. Only four residences. An entire horizon. Some luxuries can be acquired. Others may never exist again.

Listing last checked: Listing updated:

Listed by Evan Sophir, Shane Aronson · Serhant · MLS #B26053630

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Details at a glance

Interior3 property facts
Heating
Central, Electric, Zoned
Cooling
Central Air, Electric, Zoned
Flooring
Ceramic Tile, Hardwood
Building5 property facts
Style
Condominium
Year built
1994
Garage
2
Parking
6
Roof
Aluminum, Metal
Land & utilities5 property facts
Lot size
0 acres
Water
Public
Sewer
Public Sewer
Waterfront
Y
Zoning
CONDO
Financial3 property facts
Annual taxes
$63,496
Assessment year
2025
HOA fee
$7,126 (billing period not supplied)

Location

Estimated monthly cost

Explore costs at the $15,450,000 asking price. Adjust the assumptions to your situation.

Known monthly costs$83,415 / monthAdjust
Principal & interest
$78,124
Property tax
$5,291
Insurance
Not entered
HOA
Not entered

Listing annual taxes: $63,496. Initial monthly tax is one twelfth of that amount. Listing HOA fee: $7,126. The billing period was not supplied; confirm the monthly amount before adding it.

Partial estimate: add insurance, monthly HOA to include those costs. Blank amounts are unknown.

The initial 6.5% rate is illustrative, not a current rate or lender quote. Excludes utilities, maintenance, closing costs and mortgage insurance, which may apply with a down payment below 20%. Taxes and insurance can change.

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About 3425 S Ocean Boulevard #PH401

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Request a tour of 3425 S Ocean Boulevard #PH401 and a Bean Group agent will help coordinate an available time with the listing side.

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Yes. We can discuss condition, comparable sales, offer strategy and the questions worth asking before you decide whether to proceed.

Are property documents available?

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