Updated Aug 26, 2026
William Mark Lanier's Trust Acquires Boca Raton Waterfront Mansion For $16.8M With David Roberts As The Broker
133 Coconut Palm Road
$16,800,000
$2,000/SF
Building Size
8,400 SF
Asset Type
Single Family
Closing
Aug 25, 2026
About this deal
AI
A waterfront mansion located at 133 Coconut Palm Road in Boca Raton, FL, is listed under contract for $16.8 million. This single-family asset spans 8,400 square feet, with a price per square foot of $2,000.
Summary of transaction details:
- Property Type: Single Family
- Transaction Amount: $16,800,000
- Address: 133 Coconut Palm Road
- Market: Boca Raton, FL
- Seller: William Mark Lanier, Becky Lanier & Kevin Dale Roberts - 133 West Coconut Trust
- Broker: David Roberts - Royal Palm Properties
- Total Square Footage: 8,400
- Price Per Square Foot: $2,000
This transaction is notable as it involves a trust related to trial attorney William Mark Lanier, who previously acquired the property for $11.5 million in 2019. The estate was the most significant deal among 14 luxury contracts in Palm Beach County, collectively amounting to $77.1 million from August 17 to August 23.
Boca Raton Single Family Market Snapshot
Boundary boundary · Single Family · Sale transactions
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Purchase Price
Annual NOI
Loan Amount
Interest Rate (%)
Loan Term (yrs)
Down Payment (%)
Cap Rate
0.94%
Cash-on-Cash
-0.27%
Monthly Payment
$14,164
Annual Debt Svc
$169,964
Annual Cash Flow
$-11,334
DSCR
0.93