430 Grand Bay Dr, #307

Key Biscayne, FL 33149

430 Grand Bay Dr, #307

Key Biscayne, FL 33149

Step off your private elevator into your own foyer and feel instantly at home. This updated, light-filled 3BR + maid's quarters / 4BA offers a wonderfully functional layout - open living and dining area, family room, and a partially open kitchen with snack counter, all flowing to a spacious garden terrace with peaceful green views. Three full ensuite bedrooms. The primary suite is bright and spacious with its own private balcony. Impact windows throughout. Move-in ready. Boutique building. Enjoy Grand Bay's five-star amenities: beach service, pool, fitness center, concierge, valet, tennis and padel courts, and more - all steps from the Ritz-Carlton! Island living at its finest.

Location

Listing Courtesy of BHHS EWM Realty

Property Information

General Information
    General Information
  • For Lease: No
  • Pet Restrictions : No
  • County Or Parish : Miami-Dade
  • Zip Code : 33149
  • City : Key Biscayne
  • List Price : $3,400,000
    Maintenance / Tax Information
  • Tax Amount : $34,752
  • Tax Year : 2025
  • Membership Required : No
    Building Information
  • Property Type : Residential
  • Subdivision : GRAND BAY TOWER CONDO
    School Information
  • Elementary School : Keybiscayne
  • Middle School : Ponce De Leon
  • Senior High School : Coral Gables
Virtual Tour / Features / Utilities
    Interior
  • Room Count : 0
  • Equipment Appliances : Dryer, Dishwasher, Electric Range, Disposal, Ice Maker, Microwave, Refrigerator, Washer
  • Floor Description : Carpet,Marble
  • Interior Features : Breakfast Bar, Built In Features, Bedroom On Main Level, Closet Cabinetry, Dual Sinks, Entrance Foyer, First Floor Entry, Garden Tub Roman Tub, Kitchen Island, Living Dining Room, Main Living Area Entry Level, Sitting Area In Primary, Separate Shower, Stacked Bedrooms
  • Beds Total : 3
  • Num of Full Baths : 4
  • Num of Half Baths : 0.0
  • Spa : No
    Exterior
  • Exterior Features : Balcony, Security High Impact Doors
  • Construction Type : CBSConcreteBlockStructure,Block
  • Design : High Rise
  • Pool : No
  • Pool Description : Association
  • Windows Treatment : Blinds, ImpactGlass
  • Security : ComplexFenced, KeyCardEntry, LobbySecured
    Parking
  • Parking Description : Assigned, Attached, Garage, OneSpace, Valet
    Utilities
  • Cooling Description : CentralAir
  • Heating Description : Central
Property / Lot Information
    Community Information
  • Association Fee: $3,118
  • Assoc Fee Paid Per: Monthly
    Building Information
  • Parcel Number Free Text: 24-52-05-060-0680
  • Num Garage Spaces: 1
    Lot Information
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430 Grand Bay Dr, #307 is a waterfront condo for sale in Key Biscayne, FL 33149. This property was listed for sale on Mar 26, 2026 by BHHS EWM Realty for $3,400,000. Located in GRAND BAY TOWER CONDO is a 3-bed, 4-bath, 2,840 ft² / 264 m² sqft condo built in 1999.

No guarantee, warranty or representation of any kind is made regarding the completeness or accuracy of descriptions or measurements (including square footage measurements and property condition), such should be independently verified, and expressly disclaim any liability in connection therewith. No financial or legal advice provided and fully support the principles of the Fair Housing Act and the Equal Opportunity Act.

The data provided by Miami Association of REALTORS® MLS comes from a copyrighted compilation of listings. The compilation of listings and each individual listing are ©2026 Miami Association of REALTORS®. All Rights Reserved. The information provided is for consumers’ personal, noncommercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. All properties are subject to prior sale or withdrawal. All data provided is deemed reliable but is not guaranteed accurate, and should be independently verified.

Miami Association of Realtors MLS data last updated on Oct 26, 2026.

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