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20 Island Drive, Key Biscayne, FL 33149 Property Information

20 Island Drive, Key Biscayne, FL 33149 Property Information

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  • Owner
  • Documents
  • Tax
  • Neighborhood
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20 Island Drive, Key Biscayne, FL 33149
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Address

Primary address 20 Island Drive, Key Biscayne
Zip code 33149
County Miami-Dade
Municipality Key Biscayne
Parcel ID 2452050240140

Sales & Tax Overview for 20 Island Drive, Key Biscayne

View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.

Sale date 08/28/2000
Sale price $1,760,000
Arm's length
Current property tax $34,892

Lot & Building Information for 20 Island Drive, Key Biscayne

Building sqft 5,542
Building class Residential - Single Family: 1 Unit (0101)
Acreage 0.379
Year built 1973
Stories 1
Units 1
Bedrooms 5
Bathrooms 4
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Zoning, Use & Area Overview

Walk Score
Transit Score
Bike Score


Zoning district
School district Miami-Dade County Public Schools

View more neighborhood information such as transportation, nearby schools and risk designations in the dedicated tab.

Other Property Data for 20 Island Drive, Key Biscayne

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  • • Improvements for 20 Island Drive, Key Biscayne , including their type, square footage, grade and when they were built.
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About 20 Island Drive, Key Biscayne

What is the year built & the total sq. ft. for 20 Island Drive, Key Biscayne, FL 33149?

20 Island Drive, Key Biscayne, FL 33149 was built in 1973 and has a total of 5,542 square feet.

What is the assessed value of 20 Island Drive, Key Biscayne, FL 33149 and the property tax paid?

Assessed at $2,289,250, the tax amount paid for 20 Island Drive, Key Biscayne, FL 33149 is $75,268.

When was 20 Island Drive, Key Biscayne, FL 33149 last sold and what was the last sale price?

20 Island Drive, Key Biscayne, FL 33149 was last sold in 08/28/2000 for $1,760,000.

Ownership Information

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Real Estate Reports:
Laura Pop-Badiu, May 21, 2026 How to Find Land Boundaries: Free & Paid Methods
If you need to find land boundaries fast, you can start with a free county parcel/GIS viewer or a premium platform like PropertyShark to see an approximate parcel outline and lot data. However, keep in mind that a web-based land boundaries map is a starting point, not the legal finish line.
Laura Pop-Badiu, May 07, 2026 Locked-In Owners, Mobile Renters: Homeowners Stay Put as Renters Move 3.7x More Across Largest U.S. Cities 
Renters became the primary drivers of long-distance mobility across the largest U.S. cities, moving 3.7 times more than owners in 2024, as high mortgage rates and housing costs kept many homeowners in place.
Eliza Theiss, Apr 23, 2026 $4.6M Hudson Yards Maintains Top Spot, Luxury Sales in Malba Set $2.5M Price Record for Queens
Despite prices declining, Hudson Yards remained the most expensive NYC neighborhood, but TriBeCa’s growth closed the gap to under $400,000, while Malba set a new historic price record for Queens at $2.5 million, securing the highest ranking ever for the borough at #5.
Research 100M+ property records powered by:
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Past Sales & Property History for 20 Island Drive, Key Biscayne

Create a free account to view the complete sales history for 20 Island Drive, Key Biscayne, including title documents, transfer conditions, mortgages and liens.

Purchase date Purchase price Buyer name Seller name
08/28/2000 $1,760,000
02/04/2000 $1,675,000
05/30/1996 $950,000
       
       
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*Here are the three most recent sales for this property.


Title Documents for 20 Island Drive, Key Biscayne

To view the complete history of deeds, mortgages, assignments of leases and rents, and more, sign up for free. Available data goes back to 1966.

Date Type Amount Party 1 Party 2 Maturity Document Related documents Doc image
06/20/2019 - D
06/20/2019 - R
Mortgage 07/01/2049
09/10/2001 - R Mortgage
08/28/2000 - D
08/16/2000 - R
Mortgage
08/28/2000 - D
08/16/2000 - R
Deed
02/04/2000 - D
02/01/2000 - R
Deed
05/30/1996 - R Warranty Deed
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R: Recorded date
D: Document date

Property Taxes for 20 Island Drive, Key Biscayne

Access detailed property tax data for 20 Island Drive, Key Biscayne, FL 33149. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year: 2025
Base tax $75,268
Current property tax $34,892
Market value $8,283,566
Assessed value $2,289,250

Assessment History for 20 Island Drive, Key Biscayne

Here's the assessment & property tax history for 20 Island Drive, Key Biscayne, including the evolution of the total tax rate and corresponding property tax.

Year Market value Assessment value Total tax rate Property tax Year over year change
2025 $8,283,566 $2,289,250 15.5108 $75,268 +13.14%
2024 $7,037,051 $2,224,733 15.6226 $66,527 +5.57%
2023 $6,448,887 $2,159,935 15.8731 $63,017 +7.28%
2022 $5,954,773 $2,097,025 15.8911 $58,743 +15.96%
2021 $4,483,377 $2,035,947 16.4556 $50,657 -31.65%

Risk

Create a free account to unlock extended information for 20 Island Drive, Key Biscayne, including whether it's located in FEMA flood zones, floodways or special flood hazard areas, as well as the Coastal barriers resources system area (COBRA).

FEMA flood zone(s) AE (See more on map)

Transportation

Access the detailed traffic volume map for 20 Island Drive, Key Biscayne to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

View daily traffic map

Schools

Nearest elementary schools

Name Rating Type Grade range No of students Distance to school (mi)
Key Biscayne K-8 Center 8 Public PK, K-8 921 0.59
Key Biscayne K-8 Center 8 Public PK, K-8 921 0.59
St Christophers Montessori NR Private PK-5 103 1.03
St Christophers Montessori NR Private PK-5 103 1.03
St Agnes Academy NR Private PK-8 498 1.13

Nearest middle schools

Name Rating Type Grade range No of students Distance to school (mi)
Key Biscayne K-8 Center 8 Public PK, K-8 921 0.59
St Agnes Academy NR Private PK-8 498 1.13
Amikids Miami-Dade South NR Public 6-12 14 3.80
Mast Academy 10 Public 6-12 1,535 3.82
Fisher Island Day School NR Private PK-8 112 5.37

Nearest high schools

Name Rating Type Grade range No of students Distance to school (mi)
Amikids Miami-Dade South NR Public 6-12 14 3.80
Mast Academy 10 Public 6-12 1,535 3.82
Immaculata-La Salle High School NR Private 9-12 869 5.22
Immaculata-La Salle High School NR Private 9-12 0 5.22
Kingsbury Academy NR Private K-12 0 5.62

Data provided by GreatSchools.org © 2025. All rights reserved.

Neighbors for 20 Island Drive, Key Biscayne

Here are the neighbors for 20 Island Drive, Key Biscayne.

Address Square feet Purchase date Purchase price
40 Island Dr, Key Biscayne 5,020 12/03/2020 $5,918,220
171 Cape Florida Dr, Key Biscayne 6,669 12/17/2012 $5,100,000
50 Island Dr, Key Biscayne 5,966 02/13/2025 $11,080,000
15 Cape Florida Dr, Key Biscayne 5,267 12/09/2004 $0
151 Cape Florida Dr, Key Biscayne 5,193 07/02/2024 $9,200,000
30 Island Dr, Key Biscayne 4,835 11/21/2024 $10
121 Cape Florida Dr, Key Biscayne 4,916 01/25/1983
181 Cape Florida Dr, Key Biscayne 7,444 09/30/2003 $3,300,000
60 Island Dr, Key Biscayne 4,248 12/31/2001 $1,900,000
41 Island Dr, Key Biscayne 2,693 12/24/2025 $10
111 Cape Florida Dr, Key Biscayne 10,131 01/17/2014 $5,200,000
161 Cape Florida Dr, Key Biscayne 8,079 08/19/2021 $9,100,000
11 Island Dr, Key Biscayne 3,542 12/23/1998 $600,000
10 Island Dr, Key Biscayne 5,168 06/16/2022 $7,290,000
141 Cape Florida Dr, Key Biscayne 5,526 03/17/2010 $3,040,000
21 Island Dr, Key Biscayne 5,721 10/02/1996 $865,000
51 Island Dr, Key Biscayne 4,822 12/04/2023 $5,150,000
101 Cape Florida Dr, Key Biscayne 5,150 12/29/2016 $10
131 Cape Florida Dr, Key Biscayne 03/17/2023 $10
31 Island Dr, Key Biscayne 6,762 08/04/2004 $2,830,000

Nearby ZIP Codes for 20 Island Drive, Key Biscayne

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