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Alton Bay

3900 Alton Rd, Miami Beach, FL 33140

Miami Beach, FL
for sale
for rent
Price Range
$0 - $0
Avg. SQFT Price
No Data
SF Range
0 - 0 SF
0 - 0
Avg. Dom
0 days
Year Built


A timeless elegance, modern design, and a legacy of luxury: Alton Bay it is!
This modern building stands proud along Miami Beach – a new residential enclave synonymous with stunning views, comfort, exclusivity, and a premium lifestyle. The breathtaking daily views you will bask in are the dazzling Biscayne Bay and the colorful downtown Miami skyline.
Alton Bay is a bayfront condominium development in the pre-construction phase. The location is within the mid-beach Miami Beach neighborhood, indeed an unbeatable one.
The developer, Mast Capital, has collaborated with a visionary team of experts: designers, artists, and artisans to offer residents a modern, convenient lifestyle like no other in stylish, well-designed homes.
Ricardo Bofill, an internationally- renowned Spanish architect, has led international architecture and urban design work with all types of projects, including luxury residences such as Alton Bay. The inspiration is obvious: Miami's distinct architecture, natural environment, and proximity to the water. Alton Bay combines water-like architecture with lush botanicals over the podium and pool deck walls. The design is a complete harmony of spaces that interact fully to provide aesthetic quality, sophistication, and a sense of transparency.
Alton Bay Miami Beach - Front View
Joining the team is Bermello Ajamil and Partners Inc. (B & A), one of the leading firms in Architecture, Engineering, Planning, Landscape Architecture, Interior Design, and Construction Services, as its Executive Architect.
Alton Bay is an 8-story exclusive property consisting of 78 residences. In addition, there are 75 condo units and three garden villas. Homes offer spacious floor plans from 940 to 2,182 square feet, featuring 10' floor-to-ceiling windows. You can see that these windows allow for more natural light to flow through the homes.
The good news is that all residences will be delivered fully finished and elegantly furnished. So, it seems you are starting right if you plan to reside here with a wholly spruced up home in the offing for you.
Alton Bay offers first-rate indoor and outdoor amenities and services too good to ignore. Residents also receive VIP access to Nobu Hotel's Beach Club and Eden Roc Miami Beach with access to private beach amenities such as beach butlers and other services, including preferential-priced spa treatments, fitness classes, and accommodations at the Eden Roc Hotel.
So, are you interested to know more about Alton Bay? Let us tell you a bit more, but don't waste a minute. If you are up for a beautiful life - indulge, and live the dream of owning a timeless, elegant home at Alton Bay.
A luxurious, dynamic lifestyle awaits you here and your loved ones.


You can find Alton Bay residences on the shores of Miami Beach. So, you can imagine the benefits of being a beach resident. Aside from the many places of interest, like the Art Deco District, Sunset Harbour, and the Faena District, you can count on other top-rated places of interest around Miami Beach. The posh shopping centers, namely Bal Harbour Shops and Aventura Mall, are less than half an hour away. Other interesting places nearby are the Wynwood and Downtown Miami. Nearby are some of the district’s top schools, hospitals, and supermarkets.
This place boasts fantastic and award-winning dining options, recreation centers, water parks, golf courses, and tennis and other water sports facilities. Indeed, this neighborhood is where you’ll experience an active, outdoor lifestyle.
If you plan to reside in Alton Bay - it is quite a perfect choice for being at the center of the downtown business districts in Miami and Fort Lauderdale.
Alton Bay Miami Beach - View of Miami and Biscayne Bay

First-class Features and Amenities

Alton Bay's 8-story and 78 residences offer expansive spaces: one bedroom and a den, two bedrooms, two bedrooms plus a den, or three bedrooms. The average size range is 1,641 sq. ft. There are 10 ft high ceilings in all residences and floor-to-ceiling energy-efficient windows.
There is direct elevator access to select units. In addition, there is a covered self-parking allotment for all residents and 24-hour valet service for the guests.
Since everything is digital nowadays, Alton Bay is no exception. The Savant automation system in each home is directly accessible from the residents' smartphones and IPads 24 x7. In addition, there are integrated high-speed internet throughout all the common areas.
All homes have ultra-modern Poliform kitchens with both Wolf and Subzero appliances, no less.
Alton Bay Miami Beach - Ultra-Modern Kitchen
The bathrooms are spa-inspired with marble-framed tubs, frameless glass-enclosed showers, and high-end designer fixtures. Have your blissful relaxation in these luxurious spots.
The bedrooms are fully-furnished, too, including the spacious walk-in closets.
Lastly, the Alton Bay Miami Beach features expansive terraces with splendid views of Biscayne Bay and the Downtown Miami skyline.
Aside from the residences’ features, brace yourselves for many amenities at Alton Bay that speak of leisure, luxury, comfort, and privacy. Among them are the extensive pool deck surrounded by lush landscaping and gardens, swimming pool, spa, lounging cabanas, outdoor summer kitchen and BBQ terrace, a modern fitness center, social lounge with media room, library, and gaming area and children's playroom. A complete list of these exceptional amenities is listed down below.
For a complete inventory of homes for sale or rent at Alton Bay, BrokerOne Team will provide you with details.

Alton Bay Documents

5838-Alton-Bay-Floor-Plans.pdf Download

Alton Bay Units For Sale

Status Bedrooms
Unit Price DOM Beds Baths SQFT $/SQFT
No properties found

Alton Bay Real Estate Market Trends

Average List Price
The average list price of homes in Alton Bay, was $0 in April 2024, compared to $0 in April 2023.


3900 Alton Rd, Miami Beach, FL 33140

Property Information

• Stunning porte cochère entry to a curated collection of contemporary art by experts;

• Outstanding lobby and pool deck installations (credited to Loris Cecchini, Fernando Mastrangelo, Philip Taaffe, and Christoph Keller);

• Landscaped pool terrace (with lounge seating and sunset bay view deck);

• Lush gardens (designed by Naturalficial);

• Extensive pool and spa (with lounging cabanas, poolside daybeds, etc.);

• Light-filled state-of-the-art fitness center and equipment;

• Sauna, steam, and changing area;

• Social lounge with a gaming area, library, and media room that can convert to a private high-definition theater;

• Chef-grade commercial kitchen with indoor seating;

• Private dining room and outdoor event space;

• Children’s playroom;

• Children’s wading pool;

• Poolside refreshment bar and towel service;

• Resident cabanas;

• Wine vault and storage;

• Summer kitchen and BBQ sunset terrace (outdoors);

• Community bicycles and bike storage;

• 24-hour business center, concierge, and doorman services;

• On-site dog park;

• TESLA house car and charging station;

• Preferential access at Miami Beach Golf Club (tennis and golf).
Beach Club Access
Owners receive VIP access to the Beach Club at the Nobu Hotel and Eden Roc Miami Beach with:

• Access to private beach amenities such as cabanas, lounges, towel services, beach chairs, and beach butlers;

• Preferential pricing for spa treatments, fitness classes, and a complimentary professional fitness assessment;

• Preferential pricing at Eden Roc Hotel.

Alton Bay Frequently Asked Questions

  • The Alton Bay building is located at address 3900 Alton Rd, Miami Beach, FL 33140.

  • The Alton Bay building is located in the Miami Beach, FL neighborhood.

  • The Alton Bay building belongs to the following categories: Waterfront, New Construction, Luxury.