Google street view image for 781 Allendale Rd, Key Biscayne, FL 33149

Off Market Feb 1995 for $347K

$3,043,939

Est. refi paymentEst. refi $2,700/mo

•

2 ba

•

1,896

sq ft

781 Allendale Rd, Key Biscayne, FL 33149

About this home

781 Allendale Rd is a 1,896 square foot house on a 7,649 square foot lot with 3 bedrooms and 2 bathrooms. - it last sold on February 14, 1995 for $347,500. Based on Redfin's Key Biscayne data, we estimate the home's value is $3,043,939.

Single-familyProperty Type

1950Year Built

7,649 sq ftLot Size

$1,605Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$3,043,939

$2.7M since sold in February 1995$6,000 since July

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 10.6% higher than the average sale price ($2.75M) of 6 comparable homes.

SOLD JUL 15, 2026
$3,010,000
A
3 beds2 baths2,113 sq ft
204 Westwood Dr, Key Biscayne, FL 33149
SOLD APR 13, 2026
$2,850,000
B
3 beds2 baths2,388 sq ft
760 Allendale Rd, Key Biscayne, FL 33149
SOLD JUN 30, 2026
$2,800,000
C
3 beds2 baths1,403 sq ft
355 Redwood Ln, Key Biscayne, FL 33149
SOLD JUN 29, 2026
$2,600,000
D
3 beds2 baths1,333 sq ft
301 Redwood Ln, Key Biscayne, FL 33149
SOLD APR 29, 2026
$2,850,000
E
3 beds2 baths1,391 sq ft
250 Fernwood Rd, Key Biscayne, FL 33149
SOLD OCT 15, 2025
$2,400,000
F
3 beds2 baths2,159 sq ft
725 Fernwood Rd, Key Biscayne, FL 33149

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Earn from this home

Sell

$2,867,132

Est. take-home

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Refinance

Est. cash available

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Rent

$6,966/mo

Redfin rental estimate

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Market trends in 33149, FL

Last updated July 2026

Buyer's Market

Seller's Market

Buyer's market

Sale-to-List Price

94.1%

0.5% MoM

Median sale price

$1.8M

$36K MoM

Avg. days on market

81d

18 days MoM

Recently sold homes

1 MoM

New listings for sale

NEW 1 HR AGO
$1,360,000
3 beds2 baths1,847 sq ft
Key Biscayne, FL 33149
(305) 238-6277
$5,990,000
5 beds4.5 baths4,759 sq ft
501 Bay Ln, Key Biscayne, FL 33149
(305) 365-2811
$459,000
1 bed1 bath608 sq ft
255 Sunrise Dr #107, Key Biscayne, FL 33149
(305) 960-2400
$2,100,000
2 beds2 baths1,880 sq ft
201 Crandon Blvd #707, Key Biscayne, FL 33149
(641) 340-0089
$579,000
1 bed1.5 baths875 sq ft
210 Sea View Dr #207, Key Biscayne, FL 33149
(305) 697-5402
$1,495,000
2 beds2 baths1,790 sq ft
101 Crandon Blvd #265, Key Biscayne, FL 33149
(305) 932-6365
$2,400,000
2 beds2 baths1,875 sq ft
881 Ocean Dr Unit 16F, Key Biscayne, FL 33149
(786) 381-3758
$2,250,000
2 beds2.5 baths2,060 sq ft
737 Crandon Blvd Ph -1, Key Biscayne, FL 33149
(305) 361-5600
$845,000
1 bed1.5 baths895 sq ft
Key Biscayne, FL 33149
(305) 306-1933
$1,400,000
1 bed1 bath1,217 sq ft
200 Ocean Lane Dr Unit PB4, Key Biscayne, FL 33149
(305) 697-5402
See all

Provided by Redfin

Sale history for 781 Allendale Rd

Year

Property tax

Land + Additions

Assessment*

2025

$30,487 (+10.2%)

2024

$27,659 (+3.0%)

2023

$26,866 (+18.0%)

2022

$22,766 (+19.0%)

2021

$19,130 (+3.9%)

2020

$18,416 (−13.3%)

2019

$21,242 (+8.5%)

$1,109,105 + $173,029

$1,282,134

2018

$19,581 (−14.4%)

$1,109,105 + $174,612

$1,283,717

2017

$22,862 (+2.1%)

$1,109,105 + $174,612

$1,283,717

2016

$22,392 (+7.0%)

2015

$20,921 (+8.2%)

2014

$19,337 (+12.4%)

2013

$17,208 (+13.3%)

2012

$15,182 (+14.7%)

$726,655 + $197,746

$924,401

2011

$13,234

Tax history for 781 Allendale Rd

Year

Property tax

Land + Additions

Assessment*

2025

$30,487 (+10.2%)

2024

$27,659 (+3.0%)

2023

$26,866 (+18.0%)

2022

$22,766 (+19.0%)

2021

$19,130 (+3.9%)

2020

$18,416 (−13.3%)

2019

$21,242 (+8.5%)

$1,109,105 + $173,029

$1,282,134

2018

$19,581 (−14.4%)

$1,109,105 + $174,612

$1,283,717

2017

$22,862 (+2.1%)

$1,109,105 + $174,612

$1,283,717

2016

$22,392 (+7.0%)

2015

$20,921 (+8.2%)

2014

$19,337 (+12.4%)

2013

$17,208 (+13.3%)

2012

$15,182 (+14.7%)

$726,655 + $197,746

$924,401

2011

$13,234

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Zoning and permits

Zoning
Permits

Village Residential District

These districts are designed to protect the character of Single Family and Two-Family homes and to regulate Development within the district as relates to neighboring properties and adjacent streets.

Permitted uses

Include but are not limited to:

Housing-Single unit

Dec 29, 2020 • Final

Master building

Perform a re-roofing project on a low slope roof and a steep sloped roof. Install a conventional built-up roofing system on wood decks and concrete tile with adhesive and self-adhered underlayment.

Roofing

Aug 14, 2020 • Final

Sub-permit plumbing

Perform plumbing work for a kitchen remodel.

Kitchen

Plumbing

Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.

Property details

Exterior

Exterior Information
Construction Type: Concrete Block
Exterior Wall: Cbs/Holw Tile/Fr/Stud/Sheat/Sd
Roof Covering Type: Bahama/Ceramic Tile/Blt-Up Tg
Roof Shape Type: Bahama/Ceramic Tile/Blt-Up Tar and Gravel

Pool Information
Has Pool

Property Information
Subdivision Name: BISCAYNE KEY ESTATES
Living Sq. Ft: 1,896
Adjusted Gross Sq. Ft: 1,831
Building Sq. Ft: 2,538
# of Units: 1
# of Stories: 1
Legal Description: 5 & 6 55 42 BISCAYNE KEY ESTS PB 50-61 LOT 21 BLK 14 LOT SIZE 76.490 X 100 OR 18040-2705 0398 1/18174-1450

Lot Information
# of Buildings: 1
Land Sq. Ft: 7,649
Legal Lot Number: 21
Legal Block Number: 14
Municipality Name: KEY BISCAYNE
Acres: 0.1756
Depth Footage: 100
Front Footage: 76.49
Zoning Code: 0100
County Use Description: RES - SINGLE FAMILY : 1 UNIT
State Use Description: SINGLE FAMILY

Financial

Assessor Information
Assessment Year: 2025

Public facts

Beds: 3
Baths: 2.0
Sq. Ft.: 1,896
Stories: 1.0
Lot Size: 7,649 square feet
Style: Single Family Residential
Year Built: 1950
Year Renovated: 1970
County: Miami-Dade County
APN: 2452050012350

Home facts updated by county records on Jul 1, 2026

Around this home

Schools

Key Biscayne K-8 Center

Public PreK-8 • Assigned • 0.2mi

8/10

Coral Gables Senior High School

Public PreK-12 • Assigned • 6.7mi

5/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

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

Heat Factor

We're working on getting current and accurate heat risk information for this home.

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)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

In this area, properties receive around 9.5 hours in June and 6.9 hours in December, placing it above the U.S. average for solar exposure.

9.5 hrs

6.9 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$2.89M – $3.50M

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New listings for sale in 33149

NEW 1 HR AGO

$1,360,000

3 beds2 baths1,847 sq ft

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(305) 238-6277

$5,990,000

5 beds4.5 baths4,759 sq ft

501 Bay Ln, Key Biscayne, FL 33149

(305) 365-2811

$459,000

1 bed1 bath608 sq ft

255 Sunrise Dr #107, Key Biscayne, FL 33149

(305) 960-2400

$2,100,000

2 beds2 baths1,880 sq ft

201 Crandon Blvd #707, Key Biscayne, FL 33149

(641) 340-0089

$579,000

1 bed1.5 baths875 sq ft

210 Sea View Dr #207, Key Biscayne, FL 33149

(305) 697-5402

$1,495,000

2 beds2 baths1,790 sq ft

101 Crandon Blvd #265, Key Biscayne, FL 33149

(305) 932-6365

$2,400,000

2 beds2 baths1,875 sq ft

881 Ocean Dr Unit 16F, Key Biscayne, FL 33149

(786) 381-3758

$2,250,000

2 beds2.5 baths2,060 sq ft

737 Crandon Blvd Ph -1, Key Biscayne, FL 33149

(305) 361-5600

$845,000

1 bed1.5 baths895 sq ft

Key Biscayne, FL 33149

(305) 306-1933

Home values near 781 Allendale Rd

Data from public records.

Address	Redfin Estimate
760 Allendale Rd, Key Biscayne, FL 3 Beds \| 2 Baths \| 2388 Sq. Ft.	$2,975,335
769 Allendale Rd, Key Biscayne, FL 3 Beds \| 2 Baths \| 1645 Sq. Ft.	$3,305,690

Address	Redfin Estimate
780 Allendale Rd, Key Biscayne, FL 6 Beds \| 5.5 Baths \| 4240 Sq. Ft.	$5,675,779
770 Allendale Rd, Key Biscayne, FL 5 Beds \| 6 Baths \| 3808 Sq. Ft.	$4,109,392

Address	Redfin Estimate
791 Allendale Rd, Key Biscayne, FL 4 Beds \| 2.5 Baths \| - Sq. Ft.	$3,410,840
785 Allendale Rd, Key Biscayne, FL 5 Beds \| 4 Baths \| 3428 Sq. Ft.	$3,899,799

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GreatSchools Ratings provided by GreatSchools.org.

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About this home

Redfin Estimate

Earn from this home

Market trends in 33149, FL

Sale history for 781 Allendale Rd

Tax history for 781 Allendale Rd

Zoning and permits

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 33149

Home values near 781 Allendale Rd

More real estate resources