230 Harbor Drive, Key Biscayne, FL 33149

Sold $17,500,000 · Jul 8, 2026

Last asking price $21,800,000 · 80.3% of asking · 595 days on market

  • 7 beds
  • 8 baths
  • 6,240 sq ft
  • Single Family Residence
  • Built 2003
  • Lot 20,037.6 sq ft
  • 13,489 sq ft total
  • 4 garage spaces
  • Miami-Dade County
  • MLS# A11657338
  • Tropical Isle Homes Sub 4
Photo 1 at 230 Harbor Drive, Key Biscayne

About this home

Welcome to an extraordinary European style waterfront estate, where luxury and elegance meet the tranquility of coastal living.This 3-story custom-built masterpiece boasts a spectacular social area with soaring high ceilings, creating an ambiance of grandeur and openness. This estate features 7 lavish bedrooms,7.5 opulent bathrooms, private office, cozy family room, extraordinary chef’s kitchen all designed with meticulous attention to detail and the finest finishes. Step into a world of breathtaking and captivating views, where every window frames the stunning panorama of the bay and the iconic Miami skyline. The outdoor living spaces invite you to enjoy serene and unforgettable sunsets. A sanctuary of sophistication and comfort with dock, garages, elevator, and an unparalleled lifestyle.

Video Tour

Watch the video tour of 230 Harbor Drive

Features

Schools

  • Elementary: Key Biscayne K-8
  • Middle: Ponce De Leon
  • High: Coral Gables

Presented by

BreakThru Realty · (786) 914-1017

Courtesy of

One Sotheby's International Realty · MLS@onesothebysrealty.com · Listing agent: Brigitte Nachtigall

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What is your home worth?

230 Harbor Drive sold on Jul 8, 2026. If you own nearby, get a free home valuation or see homes for sale in Key Biscayne. Call or text BreakThru Realty at (786) 914-1017 or email sales@breakthrurealty.com.

Questions About 230 Harbor Drive

What did 230 Harbor Drive sell for?
230 Harbor Drive sold for $17,500,000 on Jul 8, 2026, about 80.3% of its last asking price of $21,800,000 and about $2,804 per square foot. Recent sales like this one are what buyers and sellers nearby price against.
What are the property taxes on 230 Harbor Drive?
The listing reported annual property taxes of $150,580 for 2023. Taxes are reassessed at the sale price after a purchase, so the new owner's bill will differ from that figure.
When was 230 Harbor Drive built?
230 Harbor Drive was built in 2003 and the listing describes its condition as resale. Age matters for insurance and financing in Florida: ask about the roof, the electrical panel and, for a condo built before the current code, the building's structural reserve study.
How long was 230 Harbor Drive on the market?
230 Harbor Drive was on the market for 595 days before it sold, after the asking price was reduced from $31,900,000 to $21,800,000.
Is 230 Harbor Drive waterfront?
Yes. The listing described the water as ocean access seawall bayfront.
Which schools serve 230 Harbor Drive?
The MLS lists Key Biscayne K-8 (elementary), Ponce De Leon (middle), Coral Gables (high). School assignments are set by the district and can change; verify them with the school board before you rely on them.
Is 230 Harbor Drive still for sale?
No. 230 Harbor Drive sold on Jul 8, 2026. BreakThru Realty can show you similar homes for sale nearby, or tell you what a home like yours would sell for today; call or text and a licensed agent will follow up.

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A comparable home, 591 N Mashta Drive, Key Biscayne, FL 33149, sold for $14,000,000 in August 2026. Other Key Biscayne neighborhoods include Cape Florida and Key Colony. Nearby ZIP codes include 33131 and 33129. This property also neighbors Brickell, Miami, and Coconut Grove. Compare it with the Key Biscayne housing market report.