Joan McCaughan Real Estate Agent - Coldwell Banker Realty

430 Grand Bay Dr Unit 708, Key Biscayne, FL For Sale $3,490,000 - listed by Joan McCaughan — For Sale $3,490,000

Joan McCaughan listing agent for 155 Ocean Lane Dr Unit 707, Key Biscayne, FL - sold for $635,000 — Sold $635,000

Joan McCaughan buyer's agent for 881 Ocean Dr Unit 18F, Key Biscayne, FL - sold for $2,450,000 — Sold $2,450,000

Joan McCaughan listing agent for 465 Hampton Ln, Key Biscayne, FL - sold for $4,475,000 — Sold $4,475,000

Joan McCaughan

Key Biscayne FL

5.0stars, 1 Review

Coldwell Banker Realty

32 Closed Sales

$81.1M Total Value

$600K - $14.7M Price Range

$2.5M Average Price

Prior 5 years

About Joan

I'm an expert real estate agent with Coldwell Banker Realty in Key Biscayne, FL and the nearby area, providing home-buyers and sellers with professional, responsive and attentive real estate services. Want an agent who'll really listen to what you want in a home? Need an agent who knows how to effectively market your home so it sells? Give me a call! I'm eager to help and would love to talk to you.

Home Types: Condo, House

Years of Experience: 21

Education: Trinity College

Transaction History

1 Year
2 Year
5 Year

Seller Deals
Total Deals	5
Total Value	$9,605,000
Average Sale Price	$1,921,000
Price Range	$635K - $4.5M

Buyer Deals
Total Deals	2
Total Value	$5,925,000
Average Sale Price	$2,962,500
Price Range	$2.5M - $3.5M

Seller Deals
Total Deals	9
Total Value	$17,000,000
Average Sale Price	$1,888,889
Price Range	$635K - $4.5M

Buyer Deals
Total Deals	5
Total Value	$13,370,000
Average Sale Price	$2,674,000
Price Range	$1.4M - $3.5M

Seller Deals
Total Deals	23
Total Value	$48,935,000
Average Sale Price	$2,127,609
Price Range	$635K - $8M

Buyer Deals
Total Deals	9
Total Value	$32,130,000
Average Sale Price	$3,570,000
Price Range	$600K - $14.7M

5 Year View

Areas Joan is Experienced In

Key Biscayne

31 Sales
The Roads

1 Sale
Sunny Isles Beach

1 Sale

Joan's Listings and Deals

Joan's Active Listings

$3,490,000
- 3 Beds
- 3 Baths
- 2,840 Sq Ft
430 Grand Bay Dr

Unit 708

Key Biscayne, FL
Rare opportunity in one of Key Biscayne's most sought-after buildings. This corner residence offers sweeping views of Biscayne Bay and the Miami skyline, framed by 3 balconies throughout.The kitchen features top-of-the-line appliances, a center island and a sun-filled breakfast nook — a true chef's dream. Marble flooring flows through the expansive, open living and dining areas, ideal for

Joan McCaughan Coldwell Banker Realty

Recently Sold

$635,000

Sold Jul 30, 2026
- 1 Bed
- 1.5 Baths
- 895 Sq Ft
155 Ocean Lane Dr

Unit 707

Key Biscayne, FL
- 2% Below List
- 51 Days On Market
- $709/SF
- Current Est. Value $641K
Joan McCaughan Coldwell Banker Realty

$4,475,000

Sold Apr 10, 2026
- 4 Beds
- 3.5 Baths
- 3,666 Sq Ft
465 Hampton Ln

Key Biscayne, FL
- 3% Below List
- 48 Days On Market
- $1,221/SF
- Current Est. Value $5M
Joan McCaughan Coldwell Banker Realty

$750,000

Sold Apr 7, 2026
- 1 Bed
- 1.5 Baths
- 895 Sq Ft
155 Ocean Lane Dr

Unit 407

Key Biscayne, FL
- 4% Below List
- 43 Days On Market
- $838/SF
- Current Est. Value $783K
Joan McCaughan Coldwell Banker Realty

$2,750,000

Sold Mar 10, 2026
- 3 Beds
- 2.5 Baths
- 1,930 Sq Ft
177 Ocean Lane Dr

Unit 1101

Key Biscayne, FL
- 4% Below List
- 82 Days On Market
- $1,425/SF
- Current Est. Value $3M
Joan McCaughan Coldwell Banker Realty

$995,000

Sold Dec 29, 2025
- 3 Beds
- 2 Baths
- 1,518 Sq Ft
650 Ocean Dr

Unit 10E

Key Biscayne, FL
- 5% Below List
- 57 Days On Market
- $655/SF
- Current Est. Value $1M
Joan McCaughan Coldwell Banker Realty

$1,350,000

Sold Jun 24, 2025
- 2 Beds
- 2 Baths
- 1,782 Sq Ft
1121 Crandon Blvd

Unit F906

Key Biscayne, FL
- 18% Below List
- 422 Days On Market
- $758/SF
- Current Est. Value $1M
Joan McCaughan Coldwell Banker Realty

$2,700,000

Sold Jun 9, 2025
- 4 Beds
- 3 Baths
- 2,388 Sq Ft
760 Allendale Rd

Key Biscayne, FL
- 4% Below List
- 82 Days On Market
- $1,131/SF
- Current Est. Value $3M
Joan McCaughan Coldwell Banker Realty

$1,350,000

Sold May 15, 2025
- 2 Beds
- 2 Baths
- 1,496 Sq Ft
611 Ocean Dr

Unit 2E

Key Biscayne, FL
- 10% Below List
- 164 Days On Market
- $902/SF
- Current Est. Value $1M
Joan McCaughan Coldwell Banker Realty

$1,995,000

Sold Mar 31, 2025
- 2 Beds
- 2 Baths
- 1,875 Sq Ft
881 Ocean Dr

Unit PH 27E

Key Biscayne, FL
- 14 Days On Market
- $1,064/SF
- Current Est. Value $2M
Joan McCaughan Coldwell Banker Realty

Awards and Designations

#1 Agent - Key Biscayne Office, International President's Premier Member

4/21/20Joan McCaughan

Google Review

Agent License: Florida 0087421

Joan McCaughan

(888) 342-6369

Nearby Homes

Joan McCaughan

About Joan

Transaction History

Seller Deals

Buyer Deals

Seller Deals

Buyer Deals

Seller Deals

Buyer Deals

Production Over Time

5 Year View

Areas Joan is Experienced In

Joan's Listings and Deals

Joan's Active Listings

Recently Sold

Awards and Designations

Joan's Reviews