SOLD · $7,767,500 · October 5, 2026


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$8,250,000
· $2,147/sqft · Est. $49,324/mo
6 bd · 8.5 ba · 3,842 sqft · 0.19 acres (8,438 sqft) · 90 days on market · MLS# A12040744
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Listing details for 165 Hampton Ln, Key Biscayne, FL 33149: There are homes that are beautiful, and then there are homes that leave a lasting impression. This extraordinary brand-new 2026 designed by Kubik is one of a kind. With breathtaking architecture, exceptional attention to detail, and a floor plan designed for the way people truly live today, this is a home that immediately captivates from the moment you enter. Filled with natural light and generous open spaces, every room feels inviting, comfortable, and connected to the beauty that surrounds it. The residence offers 6 bedrooms, 8 full bathrooms, and 1 powder room, along with a spectacular rooftop terrace and an additional flexible space that could become a private gym, office, yoga studio, art room, or peaceful retreat. A dramatic spiral staircase serves as a beautiful architectural centerpiece, adding character and elegance to the home's design. The primary suite is particularly special...surrounded by lush gardens, it feels worlds away from everyday life. The spa-like bathroom further enhances the feeling of escaping to your own boutique resort. Created with family gatherings and entertaining in mind, the outdoor spaces are every bit as impressive as the interiors. The pool, spacious terraces, and barbecue area provide the perfect backdrop. Offered completely turnkey and finished with impeccable taste including a 2 car-garage and elevator, rarely does a newly constructed residence combine such striking architecture with so much warmth and soul, creating a masterpiece.
Bedrooms
6
Bathrooms
8.5
8 full · 1 halfSquare Feet
3,842
Year Built
2026
Lot
0.19 acres (8,438 sqft)
Garage
2 spaces
HOA
No
Taxes (2025)
$35,590
MLS# A12040744 · Source: MIAMI + RWorld · Updated Oct 5, 2026
Tropical Isle Homes Sub 4 is a neighborhood in Key Biscayne. Census median home value is $1,246,268.
Estimated monthly
30-yr fixed
$49,324
/mo
$8,250,000 · 20% down · 7.16%
Principal & interest
$44,639
Property taxes
$2,966
Home insurance
$1,719
Home price
$8,250,000
Down payment
$1,650,000 · 20%
Interest rate
7.16%
Estimates only. Actual costs vary by lender, credit score, and market conditions.
165 Hampton Ln, Key Biscayne, FL 33149 is currently listed at $8,250,000. That works out to approximately $2,147 per square foot.
This property features 6 bedrooms, 8.5 bathrooms, 3,842 sq ft of living space.
The most recent tax bill for 165 Hampton Ln, Key Biscayne, FL 33149 is $35,590/yr (~$2,966/mo). Florida primary residents may qualify for a homestead exemption that reduces this amount.
Based on current MLS data, no HOA fee is listed for this property. We recommend confirming with the seller's disclosure or your agent, as some communities charge fees not reflected in MLS.
165 Hampton Ln, Key Biscayne, FL 33149 is located in Key Biscayne, FL 33149. School assignments are set by the county school board and can change. Verify with the county school district before enrolling.
At $8,250,000, this home is listed 562% above the Tropical Isle Homes Sub 4 census median home value of $1,246,268. Actual sale price is set by negotiation.
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Listed By: One Sotheby's International Realty · 305.710.9664

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Concrete
2026
| Date | Event | Price | Change | $/Sq Ft | Source |
|---|---|---|---|---|---|
| Oct 5, 2026 | Sold | $7,767,500 | 94% of asking | $2,022 | MIAMI + RWorld |
| Jun 25, 2026 | Listed for Sale | $8,250,000 | — | $2,147 | MIAMI + RWorld |
| Dec 1, 2023 | Sold | $2,505,400 | 89% of asking | $652 | MIAMI + RWorld |
| Sep 19, 2023 | Listed for Sale | $2,800,000 | — | $729 | MIAMI + RWorld |
In ZIP 33149. This list stays on the tightest city market with at least 3 sales.
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