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430 Grand Bay Dr PH1ANKey Biscayne, FL 33149

For Sale

$26,000,000

Smart Buyer Rebate $260,000

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.

Listed by Julian Johnston

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License #3041178

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The Corcoran Group

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305-877-9332

Listed by Brigitte Nachtigall

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License #0542022

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The Corcoran Group

Last updated January 16, 2026

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Source: MIAMIRE #A11915787

Listing Facts

  • TypeCondo
  • NeighborhoodVillage of Key Biscayne
  • Bedrooms4
  • Bathrooms6
  • Days on Prevu74
  • Taxes$153,827/year
  • Size9,600 sqft
  • Price per sqft$2,708

Amenities

  • Dishwasher
  • Private Outdoor Space
  • Washer/Dryer
  • Pets Allowed
  • Bike Storage
  • Parking
  • Swimming Pool

Location

Mortgage Calculator

Listing History

01/15/2026
Price Decreased
$26,000,000
11/18/2025
Listed by The Corcoran Group
$33,900,000

Property Details for 430 Grand Bay Dr PH1AN

Association

Amenities

  • Association Amenities: Bike Storage, Community Room, Exercise Room, Pool
  • Pets Allowed: Restrictions Or Possible Restrictions

Fees

  • Association Fee Includes: Common Area, Manager, Security, Sewer, Trash Removal, Water

Exterior

Construction

  • Stories Total: 14
  • Structure Type: Condo 5+ Stories, Condo
  • Window Features: Blinds
  • Year Built: 1999
  • Year Built Details: Resale
  • Architectural Style: Corner Unit, High Rise, Penthouse
  • Building Name: GRAND BAY TOWER
  • Construction Materials: CBS Construction
  • Entry Level: 14
  • Entry Location: Foyer
  • Exterior Features: Open Balcony

Features

  • Patio And Porch Features: Open Balcony
  • View: Bay, Ocean View, Direct Ocean
  • Waterfront Features: Ocean Access, Ocean Front
  • Waterfront: Yes

Measurements

  • Building Area Total: 9,600
  • Building Area Units: Square Feet
  • Lot Size Units: Square Feet

Financial

Taxes

  • Parcel Number: 24-52-05-060-0960
  • Tax Annual Amount: $153,827.00
  • Tax Year: 2024

Interior

Features

  • Appliances: Dishwasher, Disposal, Dryer, Electric Water Heater, Microwave, Electric Range, Refrigerator, Wall Oven, Washer
  • Flooring: Ceramic Floor
  • Interior Features: Built-in Features, Closet Cabinetry, Fire Sprinklers, Entrance Foyer, Volume Ceilings, Walk-In Closet(s), Den/Library/Office, Family Room, Great Room, Maid/In-Law Quarters, Storage, Utility Room/Laundry

Measurements

  • Living Area: 9,600
  • Living Area Units: Square Feet

Rooms

  • Bathrooms Full: 4
  • Bathrooms Half: 2
  • Bathrooms Total Integer: 6
  • Bedrooms Total: 4

Other

Location

  • Subdivision Name: GRAND BAY TOWER CONDO

Parking

Parking

  • Parking Features: 2 Or More Spaces, Guest, Valet, No Rv/Boats

Schools

Elementary School

  • Elementary School: Keybiscayne

High School

  • High School: Coral Gables

Middle or Junior School

  • Middle Or Junior School: Ponce De Leon

Utilities

Equipment

  • Cooling: Electric
  • Has Cooling: Yes
  • Heating: Electric
  • Has Heating: Yes
  • Laundry Features: Utility Room/Laundry

Frequently Asked Questions

How many bedrooms and bathrooms does this condo have?

There are 4 bedrooms and 6 bathrooms in this condo at 430 Grand Bay Dr PH1AN.

What schools are nearby to 430 Grand Bay Dr PH1AN?

Nearby schools include the Keybiscayne Elementary School, Ponce De Leon Middle School, and Coral Gables High School.

Are pets allowed at 430 Grand Bay Dr?

Yes, 430 Grand Bay Dr allows pets. Check the Property Details for any relevant restrictions.

What are the annual taxes for 430 Grand Bay Dr PH1AN?

Annual taxes for this condo are estimated at $153,827.

How does 430 Grand Bay Dr PH1AN compare to other condos in Village of Key Biscayne?

This condo is listed 1018% above the average price for condos in Village of Key Biscayne and has been on the market for 39 less days than the typical home in this area.

What building or home owners association is the condo part of?

This condo is in the GRAND BAY TOWER building.

What is the square footage on this condo?

According to the MLS, this listing is 9,600 sqft.

430 Grand Bay Dr PH1AN is a 4-bedroom, 6-bath condo for sale in Key Biscayne FL 33149. On Prevu for 74 days at $26,000,000. This includes a recent price decrease of $7,900,000. This residence features 9,600 square feet of living space, located in Village of Key Biscayne. The median listing price for condos in this area is $2,325,000. Nearby schools include Keybiscayne Elementary School, Ponce De Leon Middle School, and Coral Gables High School. Property amenities include private outdoor space, dishwasher, pets allowed, bike storage, parking, swimming pool, and washer/dryer. View other condo listings in Key Biscayne.

Based on information from Miami Association of REALTORS and/or other sources. All data, including all measurements and calculations of area, is obtained from various sources and has not been, and will not be, verified by Prevu or the MLS. Information is provided exclusively for consumer's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumer may be interested in purchasing.

Full MLS Disclaimers

Rebate estimate is indicative only and based on listing price and estimated buyer's agent commission paid by owner, if applicable. Final rebates are subject to Terms of Use and may vary due to final negotiated transaction terms.