NEW 22 HRS AGO
For sale
$10,700,000
Est. $88,227/mo —
7
bd
•
5.5 ba
•
4,997
sq ft

103 Reef Ln, Key Biscayne, FL 33149

map-entry

About this home

Single-familyProperty Type
2014Year Built
8,700 sq ftLot Size
$2,141Price/Sq.Ft.
$9,718/moHOA Dues
4 spacesParking
Listed by Mark Chatburn • One Sotheby's International Realty
•305-393-6032 (agent)
•305-365-2811 (broker)
Listed by Brigitte Nachtigall • One Sotheby's International Realty
•305-365-2811 (broker)
Listing updated:
Redfin checked: a few seconds ago
•Source:MARMLS #A12123404
22 hours on Redfin • 16 views • 1 favorites

Payment calculator

$88,227 per month

Principal and interest$59,122
Property taxes
HOA dues
Home insurance
Utilities
Down payment
20% ($2,140,000)
Home price
$10,700,000
Loan details
30-yr fixed, 7.38%
5 minutes to get started. No credit impact. 

See this home in person

Open houses
No upcoming open houses.

Around this home

Schools

Key Biscayne K-8 Center

Public PreK-8 • Assigned • 0.6mi

8/10
Coral Gables Senior High School

Public PreK-12 • Assigned • 7.0mi

5/10
Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Offer insights

103 Reef Ln · $10,700,000
$10.7M and above
75% chance or better to win
Why $10.7M+ is a strong offer
DAYS ON MARKET
1 days
The average home goes pending in 67 days.
SALE-TO-LIST
95.9%
Most homes are selling 4% below list price.
About offer insights

Property details

Kitchen

Bathroom

Bedroom

Living

Dining

  • Interior features
  • Built-in features
  • Blinds
  • Impact glass
  • Unfurnished
  • Bedrooms
  • Bedroom on the main level
  • Primary bedroom on the upper level
  • Bathrooms
  • Bathtub
  • Dual sinks
  • Separate shower
  • Kitchen
  • Breakfast area
  • Eat-in kitchen
  • Kitchen island
  • Dishwasher
  • Electric range
  • Disposal
  • Icemaker
  • Microwave
  • Refrigerator
  • Laundry & utility
  • Washer
  • Dryer
  • Flooring
  • Hardwood
  • Marble
  • Wood
  • Heating & cooling
  • Central electric heating
  • Central air conditioning

Sale and tax history for 103 Reef Ln

Public record

Beds
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Baths
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Stories
—
Lot width
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Lot depth
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Lot size
—
Year renovated
—
Finished Sq. Ft.
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Unfinished Sq. Ft.
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Total Sq. Ft.
—
Year built
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Style
Single Family Residential
County
Miami-Dade County
APN
24-42-32-029-1450
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
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Garage
—
Features
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Last updated by owner on Jun 5, 2026.

Climate risks

9/10 Flood Factor

Estimated 80%+ chance of a flood reaching the building in the next 30 years

1/10 Fire Factor

Unlikely to be in a wildfire in next 30 years

10/10 Heat Factor

7 days above 102° expected this year, 28 days in 30 years

10/10 Wind Factor

99% chance of strong winds in next 30 years

2/10 Air Factor

1 unhealthy days expected this year, 1 days in 30 years

Provided by First Street

Historical weather

Key Biscayne, FL • 33149
Average low and high temperatures (°F)
73°
63°
75°
66°
77°
70°
79°
74°
84°
79°
86°
80°
88°
82°
88°
81°
86°
78°
83°
78°
80°
73°
77°
69°
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Sun exposure

85/ 100

Very good sunlight

Sunscore

This home receives average direct sun exposure in Key Biscayne. There appears to be minimal shading by surrounding buildings, terrain, and vegetation.

8.4 hrs
5.1 hrs
JuneDecember
Provided by Shadowmap

Redfin Estimate for 103 Reef Ln

$10,403,318
$297K under list price of $10.7M
Nearby comparable homes
The Redfin Estimate uses 6 recent nearby sales, priced between $5.7M to $11.5M.

More resources

Rental earnings

Est. $5,064 per month, based on comparable rentals

Tour for free, no strings attached

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GreatSchools Ratings provided by GreatSchools.org.