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3D home tour 430 Grand Bay Dr # 307, Key Biscayne FL 33149 ← All video tours

Listing courtesy of BHHS EWM Realty

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Key Biscayne For Sale CONDOMINIUM

430 Grand Bay Dr # 307, Key Biscayne FL 33149

430 Grand Bay Dr # 307, Key Biscayne FL 33149

$3,400,000 ≈ ₿51.0932

MLS A11989375 · 118 days on market

3

Beds

4

Baths

2,840

SQUARE FEET

Condominium

Type

1999

Built

$3,118

HOA / mo

Listing courtesy of

BHHS EWM Realty

Giulietta Ulloa

MLS® #A11989375

Listing information last updated July 16, 2026

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

Overview

This condo in Key Biscayne has 3 bedrooms and 4 bathrooms across 2,840 square feet, and is listed for sale at $3,400,000 (about $1,197 per square foot). Built in 1999.

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.

Listing history

Listed for sale

Mar 25, 2026 · MIAMI MLS

$3,400,000

Days on market

as of today

118 days

Building & financials

FROM MIAMI MLS

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

HOA / association dues

$3,118 / mo

Annual property tax (2025)

$34,752

Association type

Condo

Waterfront

Ocean Front

Pets

Allowed (verify restrictions)

FEMA flood zone

AE

HOA dues include

All AmenitiesCommon AreaElevatorHot WaterOutside MaintenanceParkingReserve FundSewerTrash 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 #A11989375
Price$3,400,000
Size2,840 Square Feet
Bedrooms3
Bathrooms4
Garage1
Year built1999
TypeCondominium
StatusFor Sale
HOA$3,118 / mo
Price / Square Feet$1,197
Flood zoneAE

Features & amenities

Built-in Features
Closet Cabinetry
Cooking Island
Dishwasher
Disposal
Dryer
Electric Range
Entrance Foyer
Family Room
First Floor Entry
Garage Attached
Has a View
Has Cooling System
Has Garage
Has Heating System
Has Waterfront
Home Owners Association
Ice Maker
Lobby
Maid/In-Law Quarters
Microwave
Open Balcony
Property Attached
Refrigerator
Roman Tub
Stacked Bedroom
Utility Room/Laundry
Washer

Location

430 Grand Bay Dr # 307, Key Biscayne FL 33149

Estimate your payment

$

Est. monthly payment

per month

Principal & interest
Property tax (est.)
HOA$3,118
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 3 bedrooms.

How many bathrooms does this property have?

This Key Biscayne condo has 4 bathrooms.

What is the square footage?

This Key Biscayne condo offers 2,840 square feet of living space.

When was this property built?

This Key Biscayne condo was built in 1999.

How many parking spaces are included?

This Key Biscayne condo includes 1 parking space.

What is the view from this property?

The view from this Key Biscayne condo is Garden View.

Are pets allowed?

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

What is the HOA fee?

The HOA / association fee for this Key Biscayne condo is $3,118 monthly.

What are the annual property taxes?

Annual property taxes for this Key Biscayne condo are approximately $34,752, per the latest tax record.

How long has this property been on the market?

This Key Biscayne condo has been on the market for 113 days.

Ask about this home

Questions on price, building, or financing? Send a note — we reply fast.

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$3,400,000

430 Grand Bay Dr # 307, Key Biscayne FL 33149

Key Biscayne · 3 bd · 4 ba · 2,840 Square Feet

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Listing data © MIAMI MLS · IDX information deemed reliable but not guaranteed · 118 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.

$3,400,000

3 bd · 4 ba · 2,840 Square Feet

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