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3425 S Ocean Boulevard 4, Highland Beach, FL 33487

Highland Beach, FL

$19,250,000

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4
Bedrooms
5
Bathrooms
6,182
Square Feet
Yes
Waterfront

Full-Floor Oceanfront Penthouse at Le Sanctuaire

Le Sanctuaire is a four-residence oceanfront building in Highland Beach, and this full-floor penthouse was completely renovated in 2024 by Ellemar. The unit delivers 3,800 square feet under air with floor-to-ceiling glass and 180-degree ocean views across the direct sand frontage. The building sits on the A1A corridor between Palm Beach and Miami, offering a boutique alternative to single-family oceanfront ownership.

Property Profile

  • Builder: Ellemar
  • Building: Le Sanctuaire, 4 residences
  • Renovation: Full-scale building renovation completed 2024
  • Waterfront: Direct oceanfront on sand
  • Position: Full-floor penthouse with private elevator
  • Views: 180-degree ocean and city views
  • Services: On-site property manager and personal concierge
  • Parking: Two-car garage

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Complete Specifications

Property Sub TypeCondominium
SubdivisionLE SANCTUAIRE CONDO
Year Built1996
Architectural StyleColonial
Total Square Feet6,182 sq ft
Square Feet Under Air3,800 sq ft
Bedrooms4
Full Baths4
Half Baths1
CoolingCentral Air, Electric, Zoned
HeatingCentral, Electric, Zoned
Garage Spaces2
Lot SizeUnknown
PoolNone
CommunityLE SANCTUAIRE CONDO
ViewCity, Ocean
WaterfrontDirectly on Sand, Ocean Front
Association Fee$7,126 / Monthly
Tax Annual Amount$58,519
Tax Year2025
MLS Status Active
Last Updated April 9, 2026
Listed Date December 4, 2025
Days on Market 146
Data Source BeachesMLS BeachesMLS
MLS Number R11145498
Listing Brokerage Castles By The Beach, Inc.
This oceanfront penthouse is for the discerning few—those who seek a residence that is truly one of one. Arrive via private elevator into a full-floor home defined by floor-to-ceiling glass and sweeping 180-degree ocean views. A dedicated on-site property manager and personal concierge are central to the ownership experience, providing daily oversight and seamless support. From property management, maintenance coordination, and storm preparation to seasonal check-ins, arrival readiness, and security monitoring, every detail is professionally handled. The concierge also manages daily lifestyle needs—grocery and pharmacy deliveries, housekeeping coordination, service scheduling, reservations, and move-in or seasonal transitions—delivering true lock-and-leave ease. Completely reimagined in 2024, the building underwent a full-scale renovation, elevating every element to modern luxury standards. As the finest of just four residences, this penthouse offers the privacy of a boutique building with the sophistication of new construction. Built by Ellemar, the residence reflects an uncompromising commitment to quality and design. Ideally positioned between Palm Beach and Miami, this is a refined alternative to a custom beachfront estatewithout the upkeep. Rare, turnkey, and irreplaceable.

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3425 S Ocean Boulevard 4, Highland Beach, FL 33487

Highland Beach, FL 33487

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