Grand Bay Residences 445 Grand Bay Dr, Key Biscayne, FL 33149

From $2,790,000 to $18,900,000

Units

137
Stories

14
Developer

GB/JT Hotel
Year Built

1996
Neighborhoods

Key Biscayne, Miami
City

Key Biscayne
Average Price/sqft (sale)

$2,149/sqft
Average Price/sqft (rent)

$3/sqft
Active listings for Sale

2
Active listings for Rent

1

Description

Located on 12 acres of lush and tropical landscaped grounds, Grand Bay Residences was designed by Cohen Friedman Encinosa & Associates in 1996. Part of the Ritz-Carlton Hotel group, this 14-story building offers 137 2-to-5-bedroom residences that range from 1,720 to 3,480 sq ft. Units feature high ceilings, private-entry foyers, and large terraces. Enjoy resort-style amenities in one of the most luxurious buildings in Key Biscayne.

Amenities

Pool
Fitness center
Spa and jacuzzi
Tennis courts
Direct beach access
Social room
Concierge
Valet parking
24-hour security

Building Data for Grand Bay Residences

For sale

Number of units For sale

% of units For sale

1.46%

Average $/sqft (Asking)

$2,149/sqft

Average $/sqft (Closed)

$925/sqft

Price range

From $2,790,000 to $18,900,000

Number of Sale over the last 6 months

Number of Sale over the last 12 months

For rent

Number of units For rent

% of units For rent

0.73%

Average $/sqft (Asking)

$3/sqft

Average $/sqft (Closed)

$5/sqft

Price range

From $8,900 to $13,500

Number of Rent over the last 6 months

Number of Rent over the last 12 months

Neighborhood

Available Condos for Sale and Rent at Grand Bay Residences

Available
Unit#	List price	Beds	Baths	Sqft	m²	$/sqft	Maint$	DOM	Type
1001	$9,900,000	5.0	5.0	4,810	447	$2,058/sqft	$7,046/Monthly	251 Days	Sale
PH-1A	$18,900,000	5.0	5.0	8,435	784	$2,241/sqft		129 Days	Sale
310	$10,000/month	3.0	4.0	2,950	274	$3/sqft	Furnished	96 Days	Rental

Pending
Unit#	List price	Beds	Baths	Sqft	m²	$/sqft	Maint$	Last Mod.	Type
303	$3,850,000	4.0	4.0	3,480	323	$1,106/sqft	$4,336/Monthly	09/01/2026	Sale
711	$10,000/month	2.0	3.0	2,570	239	$4/sqft	Unfurnished	26/05/2026	Rental

Closed deals

Unit#	Close Date	Close Price	List price	Close $/sqft	Beds	Baths	Sqft	m²	Type
1102	2025-05-01	$12,500/month	$13,000/month	$4/sqft	2.0	4.0	2,950	274	Rental
412	2025-03-11	$10,500/month	$12,000/month	$6/sqft	2.0	2.0	1,760	164	Rental
1210	2025-07-11	$4,500,000	$4,850,000	$1,525/sqft	3.0	4.0	2,950	274	Sale
602	2025-08-15	$2,750,000	$2,980,000	$932/sqft	3.0	3.0	2,950	274	Sale
802	2026-02-06	$2,730,000	$3,149,000	$925/sqft	2.0	3.0	2,950	274	Sale
601	2025-09-12	$2,662,500	$2,790,000	$1,036/sqft	3.0	2.0	2,570	239	Sale
602	2026-01-01	$13,000/month	$13,500/month	$4/sqft	3.0	3.0	2,950	274	Rental
201	2025-11-12	$8,900/month	$8,900/month	$4/sqft	2.0	3.0	2,490	231	Rental
412	2026-05-18	$11,000/month	$12,000/month	$6/sqft	2.0	2.0	1,760	164	Rental

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