550 Harbor Dr, Key Biscayne, FL For Sale $19,450,000 - listed by William Earle — For Sale $19,450,000

Section Image — For Sale $19,450,000

William Earle listing and buyer's agent for 250 Fernwood Rd, Key Biscayne, FL - sold for $2,850,000 — Sold $2,850,000

530 Harbor Dr, Key Biscayne, FL For Rent $35,500/month - listed by William Earle — For Rent $35,500/month

Section Image — For Rent $35,500/month

William Earle

Key Biscayne FL

Three Bridges Realty, LLC

3 Closed Sales

$4.7M Total Value

$844K - $2.9M Price Range

$1.6M Average Price

Prior 5 years

About William

Home Types: Co-op, House

Transaction History

1 Year
2 Year
5 Year

Seller Deals
Total Deals	1
Total Value	$2,850,000
Average Sale Price	$2,850,000

Seller Deals
Total Deals	2
Total Value	$3,694,000
Average Sale Price	$1,847,000
Price Range	$844K - $2.9M

Seller Deals
Total Deals	2
Total Value	$3,694,000
Average Sale Price	$1,847,000
Price Range	$844K - $2.9M

Buyer Deals
Total Deals	1
Total Value	$1,037,500
Average Sale Price	$1,037,500

Neighborhoods William is Experienced In

Coral Way

1 Sale

William's Active Listings

$19,450,000
- 7 Beds
- 7.5 Baths
- 6,497 Sq Ft
550 Harbor Dr

Key Biscayne, FL
Situated on the exclusive island of Key Biscayne, this extraordinary 7,000sqft waterfront estate sits on a rare double lot located on Hurricane Harbor overlooking tranquil Manatee Lagoon. The property offers an unparalleled sanctuary of luxury and seclusion with features including a 4 car garage ideal for collectors, professionally landscaped yard well suited for outdoor entertaining, 7 bedrooms

William Earle Three Bridges Realty, LLC

$35,500 per month
- 5 Beds
- 6 Baths
- 4,700 Sq Ft
530 Harbor Dr

Key Biscayne, FL
Fully remodeled home. Located on secluded lagoon in Hurricance Harbor. Short or longer term available. Available for World Cup 2026. 5bdrm/6bth.

William Earle Three Bridges Realty, LLC

Recently Sold

$2,850,000

Sold Apr 29, 2026
- 3 Beds
- 2 Baths
- 1,391 Sq Ft
250 Fernwood Rd

Key Biscayne, FL
- 5% Below List
- $2,049/SF
- 84 Days On Market
- Current Est. Value $3M
William Earle Three Bridges Realty, LLC

$844,000

Sold Mar 17, 2025
- 3 Beds
- 3 Baths
- 1,502 Sq Ft
1278 SW 14th St

Miami, FL
- 6% Below List
- $562/SF
- 28 Days On Market
- Current Est. Value $930K
William Earle Three Bridges Realty, LLC

William Earle

(855) 748-7302

Three Bridges Realty, LLC

(855) 748-7302

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