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Key Biscayne For Sale CONDOMINIUM PRICE REDUCED

430 Grand Bay Dr, Key Biscayne FL 33149

430 Grand Bay Dr, Key Biscayne FL 33149

$26,000,000 ≈ ₿392.15

MLS A11915787 · 245 days on market

4

Beds

5

Baths

9,600

SQUARE FEET

Condominium

Type

1999

Built

Listing courtesy of

The Corcoran Group

Julian Johnston

MLS® #A11915787

Listing information last updated July 16, 2026

MiamiCityRealty.com is an agent's best friend. We proudly co-broke and partner with The Corcoran Group — and every agent and broker in Miami — to get the deal done.

Overview

This condo in Key Biscayne has 4 bedrooms and 5 bathrooms across 9,600 square feet, and is listed for sale at $26,000,000 (about $2,708 per square foot). Built in 1999.

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.

Listing history

Price reduced

↓ $7,900,000 from $33,900,000 · Jan 15, 2026 · MIAMI MLS

$26,000,000

Listed for sale

Nov 18, 2025 · MIAMI MLS

$33,900,000

Days on market

as of today

245 days

Building & financials

FROM MIAMI MLS

The carrying-cost and structural facts that close or kill a Miami deal — straight from the listing feed.

Annual property tax (2024)

$153,827

Association type

Condo

Waterfront

Ocean Access, Ocean Front

Pets

Allowed (verify restrictions)

HOA dues include

Common AreaManagerSecuritySewerTrash RemovalWater

Dues, taxes, and association data per MIAMI MLS and public records; flood zone from FEMA NFHL. Verify with the HOA, county, and your insurer during due diligence.

Building report · MCR exclusiveGrand Bay Tower — recertification, reserves, units & pricing

Property details

MLS #A11915787
Price$26,000,000
Size9,600 Square Feet
Bedrooms4
Bathrooms5
Year built1999
TypeCondominium
StatusFor Sale
Price / Square Feet$2,708

Features & amenities

Built-in Features
Closet Cabinetry
Den/Library/Office
Dishwasher
Disposal
Dryer
Electric Range
Electric Water Heater
Entrance Foyer
Family Room
Fire Sprinklers
Great Room
Has a View
Has Cooling System
Has Heating System
Has Waterfront
Home Owners Association
Maid/In-Law Quarters
Microwave
Open Balcony
Refrigerator
Storage
Utility Room/Laundry
Volume Ceilings
Walk-In Closet(s)
Wall Oven
Washer

Location

430 Grand Bay Dr, Key Biscayne FL 33149

Estimate your payment

$

Est. monthly payment

per month

Principal & interest
Property tax (est.)
Down (20%)
Ask about real rates →

Estimate only — not a Loan Estimate, pre-approval, or commitment. Taxes, insurance & HOA vary. Confirm with a licensed lender.

Questions, answered

How many bedrooms does this property have?

This Key Biscayne condo has 4 bedrooms.

How many bathrooms does this property have?

This Key Biscayne condo has 5 bathrooms.

What is the square footage?

This Key Biscayne condo offers 9,600 square feet of living space.

When was this property built?

This Key Biscayne condo was built in 1999.

What is the view from this property?

The view from this Key Biscayne condo is Bay, Ocean View, Direct Ocean.

Are pets allowed?

Pet policy for this Key Biscayne condo: Restrictions Or Possible Restrictions.

What are the annual property taxes?

Annual property taxes for this Key Biscayne condo are approximately $153,827, per the latest tax record.

How long has this property been on the market?

This Key Biscayne condo has been on the market for 240 days.

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$26,000,000

430 Grand Bay Dr, Key Biscayne FL 33149

Key Biscayne · 4 bd · 5 ba · 9,600 Square Feet

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Listing data © MIAMI MLS · IDX information deemed reliable but not guaranteed · 245 days on market.

We do not advertise a “free” buyer’s agent; buyer-representation compensation is disclosed in writing. Bitcoin pricing is indicative and updates with the market — not financial, tax, or legal advice. Buyer to independently verify all measurements, assessments, and flood & insurance facts.

$26,000,000

4 bd · 5 ba · 9,600 Square Feet

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