670 Allendale Rd Key Biscayne, FL $ 3,850,000
670 Allendale Rd
$ 3,850,000
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670 Allendale Rd

Key Biscayne, FL, 33149
$ 3,850,000
Bedrooms5 Baths4.1 Sq 2,320

Monthly Estimate*

$ 24,019

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Single Family Home for sale in Key Biscayne, FL

for $3,850,000 with 5 bedrooms and 4 full baths, 1 half bath. This 2,320 square foot home was built in 1950.

Elegant 5-Bedroom Home with Pool, BBQ, and Spacious Patio in Key Biscayne. Discover the perfect blend of comfort and style in this beautiful 5-bedroom, 4.5-bathroom home, ideally located in the sought-after Key Biscayne community. Designed with modern living in mind, this home features an open floor plan that effortlessly connects the living, dining, and kitchen areas — ideal for family life and entertaining. The heart of the home is a sleek, fully equipped kitchen with high-end appliances, white quartz countertops, and plenty of storage space. Whether it’s a casual breakfast or a festive gathering, this space is as functional as it is stylish. Don’t miss out — schedule a tour today and see why this home is the perfect fit for you!

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Single Family Active

Price

$ 3,850,000

Bedrooms

5

Full Bath

4

Half Bath

1

Property Type

Single Family

Taxes

$ 14,686

Style

Year Built

1950

Town/City

Key Biscayne

County/Region

Miami-Dade

MLS | Web ID

A11652379

Features
General
Sewer Public Sewer
Heating Central Electric
Cooling Central Air Electric
Possession Closing & Funding
Roof Concrete
Appliances Built-In Oven Dryer Dishwasher Electric Range Disposal Microwave Other Refrigerator Washer
Garage Spaces 2
Patio/Porch Features Deck Patio
Architectural Style Detached One Story
Pool Features In Ground Pool
Restrictions No Restrictions
Construction Materials Block
Pets Allowed No Pet Restrictions Yes
Year Built 1950
View Garden
Stories Count 1
Property Subtype Single Family Residence
Tax Year 2024
Community Features Other See Remarks
County Miami-Dade
Property Type Residential
Subdivision Name BISCAYNE KEY ESTATES
Facing Direction East
Garage Y/N true
Total Rooms 0
Full Baths 4
Special Listing Conditions Listed As-Is
Status Active
City Key Biscayne
Disclosures Owner Is Listing Agent
Senior Community Y/N false
Zoning Description 0100
MLS Area 52
Lot Size Units Square Feet
Lot Size Square Feet 7500
Listing Terms Cash Conventional FHA
Year Built Details Resale
Tax Annual Amount 14686
Lease Considered Y/N false
Virtual Tour https://www.propertypanorama.com/instaview/mia/A11388743
Standard Status Active
Occupancy Type Vacant
Property Sub Type Additional Single Family Residence
Legal Description BISCAYNE KEY ESTS PB 50-61 LOT 6 BLK 8 LOT SIZE 75.000 X 100 OR 20025-1730 11/2001 1
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Interior
Interior Amenities Built-in Features Bedroom on Main Level First Floor Entry Living/Dining Room Walk-In Closet(s)
Flooring Ceramic Tile Tile
Air Conditioning Y/N true
Heating Y/N true
Window Features Blinds
Half Baths 1
Total Bedrooms 5
Total Baths 5
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Exterior
Exterior Amenities Barbecue Deck Patio
Parking Features Driveway
Lot Features < 1/4 Acre
Water Source Public
Lot Size Area 7500
Building Area Total 2320
Waterfront Y/N false
Covered Spaces 2
Other Equipment Generator
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* Excluded Features
List By
Cervera Real Estate Inc.

Broker

evera@cervera.com

Email

Affordability Calculator

$25,243
Per Month
95%
5%
0%
Monthly Principal & Interest
$24,019
Monthly Property Taxes
$1,224
Monthly Home Insurance
--
Default based on a 30-year fixed rate of 6.375% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.
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Nearby
4827338 Elementary School
4827337 Middle School
Unknown High School High School
Pricing History
Date Price Price Change Description
10/31/2025 $3,850,000 Listed Price

Map


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670 Allendale Rd, Key Biscayne, FL, 33149 is a Single Family Home for sale at $3,850,000 with 2,320 sqft. 670 Allendale Rd has 5 bedrooms, 4.1 baths, and was built in 1950. The property's zip code is 33149 which is in Key Biscayne, FL