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640 Allendale Rd, Key Biscayne, FL 33149

$3,049,000

Last sold date unavailable

  • 4

    bed

  • 2

    bath

  • 1,939

    Sqft ($3,086/Sqft)

House not for sale
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About 640 Allendale Rd

Property type House
Neighborhood
Year built 1952
HOA fee $0/month
Lot size 7,500 Sqft
Movoto estimate
Property description
This 4-bedroom, 2-bathroom single-family home is located at 640 Allendale Rd, Key Biscayne, FL, 33149, in the Village of Key Biscayne neighborhood in Miami-dade County and was built in 1952. This home offers 1,939 square feet of living space on a 7,500 sq ft lot. The estimated market value is $3,049,000, approximately $1,572 per square foot.
$3.04M
Range: $2.53M-$3.56M
Last 30 days 
  • Year Property taxes Tax assessment
  • 2025
    $9,164 +2.5%
    $543,421 +2.9%
  • 2024
    $8,940 +1.3%
    $528,106 -66.43%
  • 2023
    $8,823 +4.9%
    $1,572,968
  • 2022
    $8,410 +0.3%
    $1,572,968 +225.47%
  • 2021
    $8,384 +15.8%
    $483,294 +1.4%
  • 2020
    $7,242 +2.3%
    $476,622 +2.3%
  • 2019
    $7,082 +5.6%
    $465,907 +1.9%
  • 2018
    $6,710 +1.4%
    $457,220 +2.1%
  • 2017
    $6,617 -0.4%
    $447,816 +2.1%
  • 2016
    $6,644 -72.5%
    $438,606
  • 2015
    $24,181
    —
  • 640 Allendale Rd
    $5.98M
  • Village of Key Biscayne
    $1.9M -15% y/y
  • 33149
    $1.89M -16% y/y
  • Key Biscayne
    $1.89M -15% y/y
No chart available
Statistics calculated by Movoto
Est. value Bed/bath Sqft mi
650 Allendale Rd, Key Biscayne, FL 33149 $5,333,000 6/5 3,531 0.01
630 Allendale Rd, Key Biscayne, FL 33149 $3,278,000 3/2 2,196 0.01
655 Curtiswood Dr, Key Biscayne, FL 33149 $4,125,000 4/2 3,013 0.02
651 Curtiswood Dr, Key Biscayne, FL 33149 $8,112,000 5/4 5,708 0.03
645 Allendale Rd, Key Biscayne, FL 33149 $5,125,000 5/4 3,668 0.03
660 Allendale Rd, Key Biscayne, FL 33149 $6,131,000 5/5 3,682 0.03
600 Allendale Rd, Key Biscayne, FL 33149 $3,465,000 4/3 2,775 0.03
635 Allendale Rd, Key Biscayne, FL 33149 $3,484,000 3/2 2,850 0.03

Estimated values are based on public record data and automated valuation models. Values are not guaranteed and may not reflect current market conditions.

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8/10
Key Biscayne K-8 Center
public Grades PK, K-8
Miami-Dade County Public Schools
4/10
Ponce De Leon Middle School
public Grades 6-8
Miami-Dade County Public Schools
6/10
Coral Gables Senior High School
public Grades 9-12
Miami-Dade County Public Schools
Source: GreatSchools.org © 2026. All rights reserved.

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