The constructed oceanfront compound at 1540 South Ocean Boulevard in Palm Beach just saw its price adjusted to $84.95 million after originally listing at $88 million. The spec-built estate includes a main residence, a guest house, and one of the rarest features in South Florida luxury real estate: an underground tunnel leading directly to a private beach cabana.

Key Takeaways

  • The 16,500-square-foot compound at 1540 S. Ocean Blvd. was completed in 2025 and has never been occupied, with 8 bedrooms, 12 full bathrooms, and 3 half baths spread across a main house and guest house.
  • Christian Angle of Christian Angle Real Estate holds the listing, which originally entered the MLS on October 17, 2024 at $88 million before being reduced to $84,950,000.
  • The estate sits at a 20.3-foot elevation on nearly one acre of Billionaires' Row, just down the road from Ken Griffin's compound, one of the most valuable residential properties in the country.

This is the type of property that shifts how you think about what's possible in Palm Beach real estate. Developed on speculation by 1540SOcean LLC (affiliated with DRI Mortgage Opportunity Fund LP), the compound was designed by architect Roger Janssen of Dailey Janssen Architects and built by Seagate Capital Construction. Interior finishes were handled by Carly Joan Design, while Environmental Design Group managed the landscaping. The result is a move-in-ready estate that hasn't had a single resident walk through its doors as an owner.

At $84.95 million, this is among the priciest active residential listings in Palm Beach. It trails only a $95 million Intracoastal Waterway property at 1460 N. Lake Way that entered the market around the same time. For anyone watching the West Palm Beach and Palm Beach luxury corridor, listings at this price point tell you where the market's ceiling is heading.

Oceanfront estate at 1540 South Ocean Boulevard on Billionaires Row in Palm Beach, South Florida luxury real estate

What does the compound actually include?

The property spans roughly .98 acres and features two separate structures: a main residence and a detached guest house. Combined, they deliver 8 bedrooms, 12 full bathrooms, and 3 half baths within approximately 16,500 square feet of living space.

The main house contains 5 bedrooms, 7 full bathrooms, 2 half baths, and a two-car garage. Walk in through the entry foyer and you're met with a formal sitting room and a grand stair hall. The layout continues into a dining room that opens to an oceanfront family room connected to a gourmet kitchen with two work islands.

Bermuda-style architecture and transitional interiors at 1540 S Ocean Blvd Palm Beach estate

On the upper floor, the primary suite includes French doors to an oceanfront balcony, a morning bar, dual walk-in closets, and two bathrooms, each with its own balcony. Additional guest bedrooms on this level all have en-suite bathrooms.

Primary bedroom suite with oceanfront balcony at 1540 South Ocean Boulevard Palm Beach

Downstairs, a full basement level (made possible by the property's 20.3-foot elevation) includes a great room with a bar, a wine cellar with tasting counter, a game room, and a yoga studio.

Formal living and entertaining spaces inside Billionaires Row mansion Palm Beach Florida

The guest house adds 3 bedrooms, 4 full bathrooms, 1 half bath, and a four-car garage. Its great room opens to a covered loggia, giving visitors independence while still keeping them close.

Guest house great room with covered loggia at Palm Beach oceanfront compound

Why does the private tunnel matter for buyers?

The underground tunnel is the feature that separates this listing from nearly everything else on the market. It runs beneath South Ocean Boulevard and connects the main residence directly to a beachside cabana overlooking the Atlantic.

Private underground tunnel entrance at 1540 S Ocean Blvd connecting to beachfront cabana Palm Beach

In Palm Beach, beachfront access can be complicated. Even on Billionaires' Row, many oceanfront owners still need to cross a public road to reach the sand. A private tunnel eliminates that entirely, offering direct passage without leaving the property boundaries.

For high-net-worth buyers who prioritize security, this is more than a convenience feature. It's functional privacy infrastructure. The cabana itself serves as an extension of the outdoor entertaining areas, which also include a central courtyard with a pool and spa, a summer kitchen, and expansive covered loggias throughout.

Beachside cabana accessed via private tunnel at 1540 South Ocean Blvd Palm Beach Billionaires Row

Exploring luxury properties on Palm Beach Island or the surrounding areas? Talk to a luxury realtor near Palm Beach who understands how listings at this level affect pricing across the market. Reach out to The Mastropieri Group or call (561) 556-9853.

What does this listing signal about Palm Beach property values?

A spec-built mansion asking nearly $85 million tells you something important about developer confidence in this corridor. This wasn't a custom commission for a specific buyer. A fund-backed development group bet that the Palm Beach market could absorb a ground-up compound at this price, and the design team behind it (Dailey Janssen, Seagate Capital, Carly Joan Design) delivered finishes calibrated to that expectation.

Gourmet kitchen with dual islands and ocean views in Palm Beach Billionaires Row estate

The price reduction from $88 million to $84.95 million is worth noting, but context matters. At roughly $5,675 per square foot (based on the MLS figure of 14,969 sq ft), the property still commands a premium even among its Billionaires' Row neighbors. As we covered in our article about the record-breaking $96 million Palm Beach estate, ultra-luxury transactions on the island continue to reset expectations.

And the neighborhood adds its own gravity. Ken Griffin's compound sits nearby, as do properties belonging to some of the wealthiest individuals in the country. We've written about Palm Beach's ongoing tension between billionaire residents and developers, and listings like 1540 S. Ocean Blvd. sit right at the center of that conversation.

Aerial view of Billionaires Row estate section along South Ocean Boulevard in Palm Beach Florida

What's the ownership structure?

Luxury guest suite with private terrace and walk-in closet at 1540 S Ocean Blvd Palm Beach

 The estate belongs to a Delaware-registered LLC called 1540SOcean LLC, which is linked in property records to DRI Mortgage Opportunity Fund LP. Architect Roger Janssen originally designed plans for the oceanfront parcel and later revised them to incorporate the guest house after the western lot was acquired through a private transaction from its longtime owner, Edith F. Carey.

Pool courtyard and outdoor entertaining area at Palm Beach oceanfront estate on Billionaires Row

For buyers evaluating comparable properties on the island, the Palm Beach County luxury segment has seen an influx of spec-built and newly constructed compounds entering the market. Working with a real estate agent near West Palm Beach who tracks these listings can help you evaluate whether the per-square-foot pricing aligns with where values are trending.

Six-car garage and resort-style amenities at newly constructed Palm Beach luxury compound

Frequently Asked Questions

Is the $85 million Palm Beach mansion at 1540 S. Ocean Blvd. still on the market?

As of early 2025, the property remains listed at $84,950,000 through Christian Angle Real Estate. It was originally listed on October 17, 2024 at $88 million. Check with a local agent for the most current status.

Does the price include furnishings?

No. The asking price covers the structures and property only. Furnishings and decor by Carly Joan Design are available through separate negotiations with the listing agent.

How rare is a private tunnel to the beach in Palm Beach?

Very few residential properties in Palm Beach include an underground tunnel for direct beach access. This feature is significant because it allows residents to reach the oceanfront cabana without crossing South Ocean Boulevard, adding both convenience and an additional layer of privacy.

What is Billionaires' Row in Palm Beach?

Billionaires' Row refers to the stretch of South Ocean Boulevard in Palm Beach known for its concentration of ultra-high-net-worth homeowners. Properties here consistently rank among the most expensive residential listings in the United States. Ken Griffin, founder of Citadel, owns one of the most recognized compounds on this strip.

How does this listing compare to other recent Palm Beach sales?

This estate is among the top active listings in Palm Beach by price. A separate property at 1460 N. Lake Way was listed for $95 million around the same time. In mid-2024, a Palm Beach estate went under contract for $96 million, as we covered on our blog.

Local help for buyers and investors in Palm Beach

If you are buying, selling, or investing in West Palm Beach, Palm Beach, or Palm Beach Gardens, understanding how trophy listings like this one shape pricing across the island matters. Reach out to The Mastropieri Group, Realtors®.

For practical, hands-on support across West Palm Beach and Palm Beach Island, call (561) 556-9853.

Homes for Sale in Palm Beach

Posted by Larry Mastropieri

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