BreakThru Realty

450 Alton Road PH1, Miami Beach, FL 33139

Sold $23,500,000 · Jun 26, 2026

Last asking price $28,900,000 · 81.3% of asking · 97 days on market

Similar Homes for Sale Nearby

  • 7 beds
  • 8 baths
  • 9,039 sq ft
  • Condominium
  • Built 2005
  • HOA $45,502/mo
  • 7 garage spaces
  • Miami-Dade County
  • MLS# A11950140
  • Icon Condo
Photo 1 at 450 Alton Road PH1, Miami BeachPhoto 2 at 450 Alton Road PH1, Miami BeachPhoto 3 at 450 Alton Road PH1, Miami BeachPhoto 4 at 450 Alton Road PH1, Miami BeachPhoto 5 at 450 Alton Road PH1, Miami BeachPhoto 6 at 450 Alton Road PH1, Miami BeachPhoto 7 at 450 Alton Road PH1, Miami BeachPhoto 8 at 450 Alton Road PH1, Miami Beach

About this home

An irreplaceable trophy penthouse, crowning South of Fifth at the iconic Philippe Starck–designed ICON South Beach, establishes a new benchmark for Miami Beach luxury. This extraordinary tri-level masterpiece presents a bespoke private rooftop terrace, on e of the largest in Miami Beach, spanning over 11,000 sf of outdoor living, commanding unobstructed 360-degree panoramic views across every horizon. The private rooftop sanctuary is designed for grand-scale entertaining and elevated everyday living, featuring a saltwater pool, expansive sun lounges, a professional-grade outdoor kitchen with BBQ, dining for 18, a fire pit, and multiple wraparound terraces across all levels, creating a seamless indoor-outdoor lifestyle at an unprecedented scale.Two sculptural floating staircases, illuminated by dramatic skylights, connect the residence’s three levels. Soaring 20-foot floor-to-ceiling glass walls frame breathtaking vistas from sunrise to sunset, capturing the Atlantic Ocean and pristine beachfront, cruise ships gliding past Fisher Island, sweeping open bay views, and Miami's skyline sunsets.The grand principal suite is a private retreat encased entirely in glass, showcasing a spa-inspired bath with a floating shower and soaking tub, multiple walk-in wardrobes. The PH also offers two family rooms, two wine cellars, a bar lounge, billiards room, and private gym. Completing the offering is a private 7 car garage. This is a world-class legacy estate at the very to of Miami Beach.

Features

  • Bar
  • Built-in Features
  • Entrance Foyer
  • Elevator
  • Kitchen Island
  • Pantry
  • Vaulted Ceiling(s)
  • Wet Bar
  • Walk-In Closet(s)
  • Closet Cabinetry
  • Storage
  • Barbecue
  • Balcony
  • No Fixed Bridge
  • Ocean Access
  • Bayfront
  • Private

Schools

  • Elementary: Miami Beach South Pointe
  • Middle: Miami Beach Nautilus
  • High: Miami Beach

Presented by

BreakThru Realty · (786) 914-1017

Courtesy of

One Sotheby's International Realty · MLS@onesothebysrealty.com · Listing agent: Roland Ortiz

BeachesMLS logo All listings featuring the BMLS logo are provided by BeachesMLS, Inc. This information is not verified for authenticity or accuracy and is not guaranteed. Copyright © 2026 BeachesMLS, Inc. IDX information is provided exclusively for consumers' personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Data is deemed reliable but is not guaranteed accurate by BeachesMLS. Listings held by brokerage firms other than BreakThru Realty carry the name of the listing broker.

Thinking of Selling Nearby?

450 Alton Road PH1 sold on Jun 26, 2026. Your buyer may already be looking. BreakThru Realty works with hundreds of prequalified buyers searching for properties. A broker compares your home at Icon South Beach with this sale and the closings nearest it, checks it against the buyers on file and calls you with your selling options. Find Out If We Have Your Buyer, or see homes for sale in Miami Beach. Call or text BreakThru Realty at (786) 914-1017 or email sales@breakthrurealty.com.

Questions About 450 Alton Road PH1

What did 450 Alton Road PH1 sell for?
450 Alton Road PH1 sold for $23,500,000 on Jun 26, 2026, about 81.3% of its last asking price of $28,900,000 and about $2,600 per square foot. Recent sales like this one are what buyers and sellers nearby price against.
What are the association fees at 450 Alton Road PH1?
The listing reported an association fee of $45,502 per month at the time of the sale. Fees and special assessments change; check the association's current budget before you compare it with another home.
What are the property taxes on 450 Alton Road PH1?
The listing reported annual property taxes of $304,931 for 2025. Taxes are reassessed at the sale price after a purchase, so the new owner's bill will differ from that figure.
When was 450 Alton Road PH1 built?
450 Alton Road PH1 was built in 2005 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 450 Alton Road PH1 on the market?
450 Alton Road PH1 was on the market for 97 days before it sold.
Is 450 Alton Road PH1 waterfront?
Yes. The listing described the water as no fixed bridge ocean access bayfront.
Is 450 Alton Road PH1 still for sale?
No. 450 Alton Road PH1 sold on Jun 26, 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 condo, 6893 Fisher Island Drive 6893, Miami Beach, FL 33109, sold for $37,800,000 in October 2026. Other Miami Beach neighborhoods include Flamingo Park and Collins Park. Nearby ZIP codes include 33109 and 33140. This property also neighbors Fisher Island, Miami, and Brickell. Compare it with the Miami Beach housing market report.