$26,000,000
430 Grand Bay Drive PH1AN
Key Biscayne, FL 33149
Explore the area: Key Biscayne homes for sale · Miami Dade County real estate
Price Check
How this price compares
- List price
- $26,000,000
- Price per sq ft
- $2,708
- Original price
- $33,900,000
- Days on market
- 244
This 4-bedroom condo in ZIP 33149 is listed at $26,000,000, or $2,708 per square foot. The asking price has come down 23.3% from its original $33,900,000. It has been on the market for 244 days.
Estimated monthly payment
$136,641 /mo
Principal and interest only, based on $5,200,000 down (20%), a 6.875% 30-year fixed rate. Property taxes, homeowners insurance are not included.
Customize this estimateListing Snapshot
- Price
- $26,000,000
- Days on Site
- 244 Days
- Bedrooms
- 4
- Total Baths
- 6
- Full Baths
- 4
- Partial Baths
- 2
- Living Area
- 9,600 sqft
- Total Sq Ft
- 9,600 sqft
- Year Built
- 1999
- Property Type
- Condo
- MLS #
- A11915787
- Property Tax
- $153,827 (2024)
- Subdivision
- GRAND BAY TOWER CONDO
- County
- Miami Dade
- Status
- Active
- Special Conditions
- Listed As Is
About This Property
Dominating the Key Biscayne skyline, this Geoffrey Bradfield–designed penthouse is a rare display of power, prestige, and absolute luxury. Encompassing 13,630 sq. ft. with 10,421 sq. ft. under air and 3,000+ sq. ft. of oceanfront terraces, it commands 100 feet of unobstructed beachfront with sweeping sunrise and sunset views. Directly adjacent, the $100M+ newly reimagined Ritz-Carlton and its brand-new Beach Club sit at your footsteps, elevating exclusivity to a world-class level. Inside, soaring ceilings showcase a showpiece chef’s kitchen, grand dining, four-private en-suites, a refined executive office, staff quarters, and couture-caliber closets. Includes five premium parking spaces and five oversized private storage cages. A true trophy residence at the apex of coastal luxury.
Virtual TourGeneral Features
- Property Type
- Condo
- Status
- Active
- Year Built
- 1999
- Property Condition
- Resale
- Number of Stories
- 14
- Garage Spaces
- 0
- Parking
- Guest / Valet
- Living Sq Ft
- 9,600
- Total Sq Ft
- 9,600
Interior Features
- Appliances
- Dryer / Dishwasher / Electric Range / Electric Water Heater / Disposal / Microwave / Oven / Refrigerator / Washer
- Cooling
- Electric
- Heating
- Electric
- Flooring
- Ceramic Tile
- Interior Features
- Bidet / Built In Features / Breakfast Area / Bathtub / Closet Cabinetry / Dining Area / Separate Formal Dining Room / Dual Sinks / Entrance Foyer / High Ceilings / Jetted Tub / Other / Sitting Area In Primary / Storage / Soaking Tub / Separate Shower / Walk In Closets
- Windows
- Blinds
- Total Rooms
- 5
Exterior Features
- Construction
- Block
- Exterior Features
- Balcony / Outdoor Living Area
- Pool Features
- Association
- Patio & Porch
- Open / Balcony
- Waterfront
- Yes
- Waterfront Features
- Beach Access / Deeded Access / Ocean Access / Ocean Front
- View
- Bay / Ocean
Community & HOA
- HOA Includes
- Common Areas / Sewer / Security / Trash / Water
- Association Amenities
- Bike Storage / Clubhouse / Fitness Center / Management / Pool
- Security
- Elevator Secured / Fire Alarm / Fire Sprinkler System / Secured Garage Parking / Smoke Detectors / Security Fence
- Utilities
- Cable Available
- Pets Allowed
- Pet Restrictions / Yes
- 55+ Community
- Yes
- Financing Terms
- Cash / Conventional
- MLS Area
- 2420
Schools
- Elementary School
- Key Biscayne K-8
- Middle School
- Ponce De Leon
- High School
- Coral Gables
About the Community
Grand Bay Tower Condo is an age-restricted 55+ community in Key Biscayne, Miami-Dade County, Florida, governed under the Housing for Older Persons Act (HOPA). Homes are priced from $3,400,000 to $26,000,000. At least one resident per home must be 55 or older. Pure Equity lists homes in Grand Bay Tower and represents buyers. Commission is negotiable, and what we are paid is agreed with you in writing before you commit to anything.
- Homes for Sale
- 5
- Median List Price
- $4,017,400
- Median $/Sq Ft
- $1,371
- Avg Days on Market
- 108
Frequently Asked Questions
- How do I schedule a tour of 430 Grand Bay Drive PH1AN, Key Biscayne, FL 33149?
- Use the Tour button on this listing to request a showing of 430 Grand Bay Drive PH1AN, Key Biscayne, FL 33149. Pick a day and time and choose an in-person or video-chat tour, and a Pure Equity agent will confirm your visit, often the same day.
- Is 430 Grand Bay Drive PH1AN, Key Biscayne, FL 33149 still available?
- 430 Grand Bay Drive PH1AN, Key Biscayne, FL 33149 is currently listed as Active, and has been on the market 244 days. Status updates directly from the MLS as homes go under contract, so ask us to confirm availability before you plan a visit.
- How much is the monthly payment for 430 Grand Bay Drive PH1AN, Key Biscayne, FL 33149?
- With 20% down ($5,200,000) on the $26,000,000 list price and a 30-year fixed loan at an illustrative 6.875% rate, the estimated principal & interest for 430 Grand Bay Drive PH1AN, Key Biscayne, FL 33149 is about $136,641/mo, before property taxes, insurance. Use the payment estimate on this page to adjust the down payment and rate.
- How do I get pre-approved to buy 430 Grand Bay Drive PH1AN, Key Biscayne, FL 33149?
- Getting pre-approved shows sellers you're a serious buyer and clarifies your true budget before you offer on 430 Grand Bay Drive PH1AN, Key Biscayne, FL 33149. Contact Pure Equity and we'll connect you with a trusted local lender to review your financing options, no obligation.
- What schools serve 430 Grand Bay Drive PH1AN, Key Biscayne, FL 33149?
- 430 Grand Bay Drive PH1AN, Key Biscayne, FL 33149 is zoned for Key Biscayne K-8 (elementary), Ponce De Leon (middle), Coral Gables (high). School assignments and boundaries can change year to year, so confirm current zoning with the local school district before you buy.
- Can I negotiate the price of 430 Grand Bay Drive PH1AN, Key Biscayne, FL 33149?
- Often, yes. The right offer on 430 Grand Bay Drive PH1AN, Key Biscayne, FL 33149 depends on how it's priced against comparable condo sales in Key Biscayne, how long it's been listed, and how motivated the seller is. Pure Equity will run the comps and help you craft a competitive, well-supported offer.
Listing courtesy of The Corcoran Group
Listing information is provided by BeachesMLS, Inc.and is deemed reliable but not guaranteed accurate by the MLS or Pure Equity. Information is for consumers’ personal, non-commercial use and may not be used for any purpose other than to identify prospective properties. © 2026 BeachesMLS, Inc. Last updated June 23, 2026.
$26,000,000
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Listed by Julian G Johnston, The Corcoran Group
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Recent Sales
Recently sold homes in ZIP 33149
These are the last 6 recorded closings in ZIP 33149, with the price each home actually sold for rather than what it was listed at. They closed at a median of $1,880 per square foot. The most recent closed on October 5, 2026. Closed sales are what an appraiser and a buyer's agent will look at, so they are the starting point for pricing a home here.
Sold$7,767,500
Sold · October 5, 2026
165 Hampton Lane
6 bed · 8.5 bath · 3,842 sqft · $2,022/sqft
$482,500 under the asking price
Sold$1,000,000
Sold · October 1, 2026
455 Grand Bay Drive 717
0 bed · 1 bath · 532 sqft · $1,880/sqft
$88,000 under the asking price
Sold$1,660,000
Sold · September 30, 2026
613 Ocean Drive 5D
2 bed · 2 bath · 1,496 sqft · $1,110/sqft
$110,000 under the asking price
Sold$2,800,000
Sold · September 28, 2026
738 Fernwood Road
3 bed · 2 bath · 1,312 sqft · $2,134/sqft
$75,000 under the asking price
Sold$1,115,000
Sold · September 25, 2026
181 Crandon Boulevard 308
3 bed · 2 bath · 1,720 sqft · $648/sqft
$35,000 under the asking price
Sold$1,600,000
Sold · September 25, 2026
425 Grapetree Drive 211
2 bed · 3 bath · 1,404 sqft · $1,140/sqft
$145,000 under the asking price
See every recorded sale in ZIP 33149 or find out what your ZIP 33149 home is worth.
