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445 Warren Lane, Key Biscayne, FL 33149 Property Information

445 Warren Lane, Key Biscayne, FL 33149 Property Information

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  • Owner
  • Documents
  • Tax
  • Neighborhood
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445 Warren Lane, Key Biscayne, FL 33149
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Address

Primary address 445 Warren Lane, Key Biscayne
Zip code 33149
County Miami-Dade
Municipality Key Biscayne
Parcel ID 2442320040290

Sales & Tax Overview for 445 Warren Lane, Key Biscayne

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

Sale date 04/08/2025
Sale price $10
Arm's length
Current property tax $57,737

Lot & Building Information for 445 Warren Lane, Key Biscayne

Building sqft 5,334
Building class Residential - Single Family: 1 Unit (0101)
Acreage 0.175
Year built 2004
Stories 2
Units 1
Bedrooms 4
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 445 Warren Lane, Key Biscayne

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  • • Improvements for 445 Warren Lane, Key Biscayne , including their type, square footage, grade and when they were built.
  • Development maps such as planimetric, zoning, land use and urban landscape maps (building age and stories).
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About 445 Warren Lane, Key Biscayne

What is the year built & the total sq. ft. for 445 Warren Lane, Key Biscayne, FL 33149?

445 Warren Lane, Key Biscayne, FL 33149 was built in 2004 and has a total of 5,334 square feet.

What is the assessed value of 445 Warren Lane, Key Biscayne, FL 33149 and the property tax paid?

Assessed at $3,762,067, the tax amount paid for 445 Warren Lane, Key Biscayne, FL 33149 is $59,021.

When was 445 Warren Lane, Key Biscayne, FL 33149 last sold and what was the last sale price?

445 Warren Lane, Key Biscayne, FL 33149 was last sold in 04/08/2025 for $10.

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 445 Warren Lane, Key Biscayne

Create a free account to view the complete sales history for 445 Warren Lane, Key Biscayne, including title documents, transfer conditions, mortgages and liens.

Purchase date Purchase price Buyer name Seller name
04/08/2025 $10
04/03/2023 $4,350,000
02/04/2021 $2,645,000
       
       
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*Here are the three most recent sales for this property.


Title Documents for 445 Warren Lane, 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
04/08/2025 - D
04/14/2025 - R
Quit Claim Deed
04/03/2023 - D
04/06/2023 - R
Mortgage 04/01/2053
04/03/2023 - D
04/06/2023 - R
Deed
02/04/2021 - D
02/05/2021 - R
Deed
09/18/2018 - D
09/20/2018 - R
Mortgage 10/01/2048
09/18/2018 - D
09/20/2018 - R
Deed
12/17/2010 - D
12/17/2010 - R
Deed
04/11/2005 - R Warranty Deed
01/04/2002 - R Mortgage
10/25/2001 - R Mortgage
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R: Recorded date
D: Document date

Property Taxes for 445 Warren Lane, Key Biscayne

Access detailed property tax data for 445 Warren Lane, Key Biscayne, FL 33149. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year: 2025
Base tax $59,022
Current property tax $57,737
Market value $3,862,915
Assessed value $3,762,067

Assessment History for 445 Warren Lane, Key Biscayne

Here's the assessment & property tax history for 445 Warren Lane, 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 $3,862,915 $3,762,067 15.5108 $59,022 +3.33%
2024 $3,656,042 $3,656,042 15.6226 $57,117 +37.96%
2023 $2,704,184 $2,538,124 15.8731 $41,400 +12.91%
2022 $2,307,386 $2,307,386 15.8911 $36,667 +18.07%
2021 $1,999,608 $1,803,816 16.4556 $31,055 +14.70%

Risk

Create a free account to unlock extended information for 445 Warren Lane, 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 445 Warren Lane, Key Biscayne to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

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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 0.18
Key Biscayne K-8 Center 8 Public PK, K-8 921 0.18
Key Biscayne Presbyterian School NR Private PK-1 160 0.47
Key Biscayne Presbyterian School NR Private PK-1 160 0.47
St Christophers Montessori NR Private PK-5 103 0.51

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 0.18
St Agnes Academy NR Private PK-8 498 0.54
Mast Academy 10 Public 6-12 1,535 3.19
Amikids Miami-Dade South NR Public 6-12 14 3.25
Ransom Everglades School NR Private 6-8 0 4.75

Nearest high schools

Name Rating Type Grade range No of students Distance to school (mi)
Mast Academy 10 Public 6-12 1,535 3.19
Amikids Miami-Dade South NR Public 6-12 14 3.25
Immaculata-La Salle High School NR Private 9-12 869 4.45
Immaculata-La Salle High School NR Private 9-12 0 4.46
Kingsbury Academy NR Private K-12 0 4.90

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

Neighbors for 445 Warren Lane, Key Biscayne

Here are the neighbors for 445 Warren Lane, Key Biscayne.

Address Square feet Purchase date Purchase price
425 Warren Ln, Key Biscayne 2,229 05/02/2014 $431,000
400 Hampton Ln, Key Biscayne 8,450 05/27/2011 $2,520,000
422 Hampton Ln, Key Biscayne 3,846 05/20/2009 $10
452 Hampton Ln, Key Biscayne 3,278 05/10/2024 $3,700,000
512 Warren Ln, Key Biscayne 2,134 04/10/1992 $380,000
435 Warren Ln, Key Biscayne 2,017 10/21/2022 $10
401 Warren Ln, Key Biscayne 3,313 04/23/2026 $3,000,000
442 Hampton Ln, Key Biscayne 1,992 11/16/1983
455 Warren Ln, Key Biscayne 2,151 01/05/2021 $1,800,000
475 Warren Ln, Key Biscayne 1,549 10/09/2020 $1,250,000
485 Warren Ln, Key Biscayne 1,388 06/16/2021 $1,850,000
432 Hampton Ln, Key Biscayne 1,864 11/02/2021 $10
415 Warren Ln, Key Biscayne 1,511
412 Hampton Ln, Key Biscayne 3,218 09/16/2008 $1,400,000
525 Warren Ln, Key Biscayne 4,488 09/17/2015 $1
482 Warren Ln, Key Biscayne 1,467
465 Warren Ln, Key Biscayne 3,979 02/15/2019 $0
515 Warren Ln, Key Biscayne 2,030 04/08/2025 $3,250,000
524 Warren Ln, Key Biscayne 2,740 04/20/2015 $2,050,000
472 Warren Ln, Key Biscayne 6,190 08/17/2020 $2,400,000

Nearby ZIP Codes for 445 Warren Lane, Key Biscayne

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