Mark Chatburn

Key Biscayne FL

One Sotheby's International Realty

36 Closed Sales

$107.6M Total Value

$344K - $12.7M Price Range

$3M Average Price

Prior 5 years

About Mark

Mark Chatburn, a steadfast and well-informed agent who believes the key to success lies in the premium service he tirelessly provides to his clients. Raised in Ecuador, Mark’s love of Real Estate was born when he was part of the sales team at the Icon Brickell. This was 10 years ago—and he hasn’t looked back since. With an innate passion for the business, it was not long before he understood and mastered the ins-and-outs of the South Florida market making him one of the top professionals in his field. Whether you are seeking an investment property in Brickell, a luxury waterfront residence in Key Biscayne, or need an agent to assist in selling your Coconut Grove home, Mark Chatburn’s honesty and expertise will help to guide you efficiently throughout the entire process.

Home Types: House, Condo

Years of Experience: 5

Transaction History

1 Year
2 Year
5 Year

Seller Deals
Total Deals	2
Total Value	$15,877,500
Average Sale Price	$7,938,750
Price Range	$4.5M - $11.4M

Buyer Deals
Total Deals	3
Total Value	$12,405,000
Average Sale Price	$4,135,000
Price Range	$705K - $6.7M

1 Year View by Quarter

Seller Deals
Total Deals	8
Total Value	$46,387,500
Average Sale Price	$5,798,438
Price Range	$470K - $12.7M

Buyer Deals
Total Deals	4
Total Value	$13,275,000
Average Sale Price	$3,318,750
Price Range	$705K - $6.7M

2 Year View by Quarter

Seller Deals
Total Deals	22
Total Value	$73,447,500
Average Sale Price	$3,338,523
Price Range	$360K - $12.7M

Buyer Deals
Total Deals	14
Total Value	$34,113,000
Average Sale Price	$2,436,643
Price Range	$344K - $6.9M

5 Year View

Neighborhoods Mark is Experienced In

Mark's Active Listings

$5,500,000
- 5 Beds
- 5.5 Baths
- 3,461 Sq Ft
7851 SW 48th Place

Miami, FL
Nestled in the prestigious Ponce-Davis neighborhood, one of Miami’s most sought-after residential enclaves, this move-in-ready residence showcases exceptional architecture, blending modern sophistication with warmth, charm, and comfort. Thoughtfully designed and finished to the highest standards, the home offers 3,461 SF of living space on a lushly landscaped 10,300 SF lot. Filled with natural

Mark Chatburn One Sotheby's International Realty

$7,450,000
- 7 Beds
- 9 Baths
- 4,565 Sq Ft
425 Harbor Dr

Key Biscayne, FL
Discover this striking contemporary residence, perfectly positioned on an oversized 9,258 SF lot on Harbor Drive, one of Key Biscayne’s most elegant and prestigious streets.Built in 2020, this architectural masterpiece offers 6 bedrooms plus a private office, 7 full baths, and 2 powder rooms across 4,565 SF of beautifully designed living space. Filled with natural light, the home showcases

Mark Chatburn One Sotheby's International Realty

$1,395,000
- 3 Beds
- 2 Baths
- 2,072 Sq Ft
1106 NE 86th St

Miami, FL
Charming 3-bedroom, 2-bath single-family home located in a desirable Davis Harbor. This residence features a functional floor plan with spacious living areas and abundant natural light throughout. Well-maintained and full of character, offering comfortable living spaces ideal for everyday living. Enjoy a generous patio perfect for entertaining, outdoor dining, and relaxing year-round.

Mark Chatburn One Sotheby's International Realty

Joint Agent

$8,250,000
- 6 Beds
- 8.5 Baths
- 3,842 Sq Ft
165 Hampton Ln

Key Biscayne, FL
There are homes that are beautiful, and then there are homes that leave a lasting impression. This extraordinary brand-new 2026 designed by Kubik is one of a kind. With breathtaking architecture, exceptional attention to detail, and a floor plan designed for the way people truly live today, this is a home that immediately captivates from the moment you enter. Filled with natural light and

Mark Chatburn One Sotheby's International Realty

Joint Agent

$6,850,000
- 3 Beds
- 3.5 Baths
- 3,630 Sq Ft
430 Grand Bay Dr

Unit 1103

Key Biscayne, FL
A truly exceptional opportunity at Grand Bay Tower. This extraordinary residence showcases one of the building’s most unique and highly sought-after floor plans (03 line), a rare offering that combines elegance, comfort, and breathtaking views in perfect harmony. Perched on the 11th floor, the residence enjoys spectacular panoramic vistas of the Atlantic Ocean, Biscayne Bay, and the Miami

Mark Chatburn One Sotheby's International Realty

Joint Agent

$5,478,000
- 4 Beds
- 3.5 Baths
- 3,549 Sq Ft
690 Warren Ln

Key Biscayne, FL
A truly exceptional Miami Modern Tropical residence set on a prime 8,010 SF corner lot, offering 3,549 SF of beautifully curated living space with 4 bedrooms and 3.5 bathrooms. Designed by architect Hervin Romney, a founding member of Arquitectonica, the home reflects a distinctive architectural vision inspired by the organic principles of Frank Lloyd Wright and the expressive forms of Antoni

Mark Chatburn One Sotheby's International Realty

Joint Agent

$13,250,000
- 5 Beds
- 4.5 Baths
- 4,924 Sq Ft
121 Knollwood Dr

Key Biscayne, FL
Designed for those who value privacy, space, and a true connection to the water, this exceptional waterfront residence offers a rare boater’s retreat and a warm, inviting setting for family living. Tucked away on a quiet street and set on an expansive nearly 14,000-square-foot lot, the home impresses from the moment you arrive with its generous front yard and gated entry, offering both presence

Mark Chatburn One Sotheby's International Realty

Recently Sold

$11,400,000

Sold Apr 28, 2026
- 8 Beds
- 8.5 Baths
- 7,291 Sq Ft
4280 Ingraham Hwy

Miami, FL
- 9% Below List
- $1,564/SF
- 37 Days On Market
- Current Est. Value $6M
Mark Chatburn One Sotheby's International Realty

$4,477,500

Sold Aug 12, 2025
- 5 Beds
- 6 Baths
- 4,432 Sq Ft
3709 Poinciana Ave

Miami, FL
- 5% Below List
- $1,010/SF
- 59 Days On Market
- Current Est. Value $5M
Mark Chatburn One Sotheby's International Realty

$715,000

Sold May 14, 2025
- 2 Beds
- 2 Baths
- 1,510 Sq Ft
41 SE 5th St

Unit 2107

Miami, FL
- 7% Below List
- $474/SF
- 204 Days On Market
Mark Chatburn One Sotheby's International Realty

$5,550,000

Sold Mar 14, 2025
- 4 Beds
- 4.5 Baths
- 3,660 Sq Ft
3560 Crystal View Ct

Miami, FL
- 3% Below List
- $1,516/SF
- 117 Days On Market
- Current Est. Value $5M
Mark Chatburn One Sotheby's International Realty

$6,250,000

Sold Jan 21, 2025
- 5 Beds
- 5.5 Baths
- 3,600 Sq Ft
114 4th San Marino Terrace

Miami Beach, FL
- 17% Below List
- $1,736/SF
- 97 Days On Market
- Current Est. Value $6M
Mark Chatburn One Sotheby's International Realty

$1,140,000

Sold May 7, 2024
- 2 Beds
- 2 Baths
- 1,795 Sq Ft
1581 Brickell Ave

Unit 402

Miami, FL
- 12% Below List
- $635/SF
- 239 Days On Market
- Current Est. Value $1M
Mark Chatburn One Sotheby's International Realty

$6,100,000

Sold Oct 31, 2023
- 6 Beds
- 6.5 Baths
- 4,200 Sq Ft
4495 N Jefferson Ave

Miami Beach, FL
- 14% Below List
- $1,452/SF
- 193 Days On Market
- Current Est. Value $6M
Mark Chatburn One Sotheby's International Realty

$1,140,000

Sold May 25, 2023
- 3 Beds
- 2 Baths
- 1,700 Sq Ft
4750 NE Miami Ct

Miami, FL
- 15% Below List
- $671/SF
- 170 Days On Market
- Current Est. Value $1M
Mark Chatburn One Sotheby's International Realty

$3,800,000

Sold May 9, 2023
- 4 Beds
- 4.5 Baths
- 3,415 Sq Ft
1331 Brickell Bay Dr

Unit 3801

Miami, FL
- 7% Below List
- $1,113/SF
- 20 Days On Market
- Current Est. Value $4M
Mark Chatburn One Sotheby's International Realty

Agent License: Florida 3488011

Mark Chatburn

(844) 976-0419

Homes for Sale by City

Mark Chatburn

About Mark

Transaction History

Seller Deals

Buyer Deals

Production Over Time

1 Year View by Quarter

Seller Deals

Buyer Deals

Production Over Time

2 Year View by Quarter

Seller Deals

Buyer Deals

Production Over Time

5 Year View

Neighborhoods Mark is Experienced In

Mark's Listings and Deals

Mark's Active Listings

Recently Sold