Miami-Dade County  »  33149  »  Harbor Ln  »  370 Harbor Ln

370 Harbor Lane, Key Biscayne, FL 33149 Property Information

370 Harbor Lane, Key Biscayne, FL 33149 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Neighborhood
Unlock this property report with a free account.

Access up-to-date information from property owner names to sales history, tax info, title documents, mortgages, development, maps, permits and more.
Sign Up Now
Research 100M+ property records powered by:
  • 2000+ governmental and public data sources
  • 80 dedicated analysts and researchers
  • 20+ years of real estate experience
Learn More

Photo & Map Show Hide

370 Harbor Lane, Key Biscayne, FL 33149
static Mapbox map

Address

Primary address 370 Harbor Lane, Key Biscayne
Zip code 33149
County Miami-Dade
Municipality Key Biscayne
Parcel ID 2452050011480

Sales & Tax Overview for 370 Harbor 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 12/14/2020
Sale price $2,000,000
Arm's length
Current property tax $37,392

Lot & Building Information for 370 Harbor Lane, Key Biscayne

Building sqft 3,786
Building class Residential - Single Family: 1 Unit (0101)
Acreage 0.177
Year built 1952
Stories 2
Units 1
Bedrooms 4
Bathrooms 3
Unlock this property report with a free account.

Access up-to-date information from property owner names to sales history, tax info, title documents, mortgages, development, maps, permits and more.
Sign Up Now

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 370 Harbor Lane, Key Biscayne

Property reports include comprehensive occupancy, improvement and development information (where available).
Create a free account to access valuable data points such as:

  • • Improvements for 370 Harbor 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).
Unlock all property data with a free account.
Sign up

About 370 Harbor Lane, Key Biscayne

What is the year built & the total sq. ft. for 370 Harbor Lane, Key Biscayne, FL 33149?

370 Harbor Lane, Key Biscayne, FL 33149 was built in 1952 and has a total of 3,786 square feet.

What is the assessed value of 370 Harbor Lane, Key Biscayne, FL 33149 and the property tax paid?

Assessed at $2,450,460, the tax amount paid for 370 Harbor Lane, Key Biscayne, FL 33149 is $38,008.

When was 370 Harbor Lane, Key Biscayne, FL 33149 last sold and what was the last sale price?

370 Harbor Lane, Key Biscayne, FL 33149 was last sold in 12/14/2020 for $2,000,000.

Ownership Information

View detailed property contacts like owners, building management, representatives from permits and tenants with a free account.

Real Estate Reports:
Lucian Alixandrescu, May 27, 2026 NYC Office Market Ahead of National Curve: Manhattan Q1 Vacancy Drops to 13.1% 
New York City’s office market outpaced the U.S. on several major metrics in Q1, with Manhattan vacancy nearly 5 percentage points below the national benchmark, asking rents climbing against a downward national trend and flex inventory crossing 15 million square feet.
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.
Research 100M+ property records powered by:
  • 2000+ governmental and public data sources
  • 80 dedicated analysts and researchers
  • 20+ years of real estate experience
Learn More

Past Sales & Property History for 370 Harbor Lane, Key Biscayne

Create a free account to view the complete sales history for 370 Harbor Lane, Key Biscayne, including title documents, transfer conditions, mortgages and liens.

Purchase date Purchase price Buyer name Seller name
12/14/2020 $2,000,000
12/14/2020 $10
03/27/2007 $1,526,000
       
       
Access the complete sales history for 370 Harbor Lane, Key Biscayne with a free account.
Sign up

*Here are the three most recent sales for this property.


Title Documents for 370 Harbor 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
07/11/2022 - D
07/12/2022 - R
Notice of Commencement
12/14/2020 - D
12/21/2020 - R
Mortgage 01/01/2057
12/14/2020 - D
12/21/2020 - R
Deed
12/14/2020 - D
12/21/2020 - R
Deed
03/27/2007 - R Warranty Deed
12/09/2004 - D
12/09/2004 - R
Deed
07/15/1994 - R Quit Claim Deed
04/29/1994 - R Notice of Commencement
Unlock title documents, including buyer and seller information (when available).
Sign up

R: Recorded date
D: Document date

Property Taxes for 370 Harbor Lane, Key Biscayne

Access detailed property tax data for 370 Harbor 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 $38,009
Current property tax $37,392
Market value $2,450,460
Assessed value $2,450,460

Assessment History for 370 Harbor Lane, Key Biscayne

Here's the assessment & property tax history for 370 Harbor 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 $2,450,460 $2,450,460 15.5108 $38,009 +22.39%
2024 $2,192,530 $1,837,951 15.6226 $31,055 +3.39%
2023 $2,195,617 $1,670,865 15.8731 $30,037 +16.01%
2022 $1,785,094 $1,518,969 15.8911 $25,892 +13.94%
2021 $1,380,881 $1,380,881 16.4556 $22,723 +8.68%

Risk

Create a free account to unlock extended information for 370 Harbor 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 370 Harbor Lane, 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 0.36
Key Biscayne K-8 Center 8 Public PK, K-8 921 0.36
Key Biscayne Presbyterian School NR Private PK-1 160 0.84
Key Biscayne Presbyterian School NR Private PK-1 160 0.84
St Christophers Montessori NR Private PK-5 103 0.89

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 0.36
St Agnes Academy NR Private PK-8 498 0.92
Mast Academy 10 Public 6-12 1,535 3.52
Amikids Miami-Dade South NR Public 6-12 14 3.60
Ransom Everglades School NR Private 6-8 0 4.79

Nearest high schools

Name Rating Type Grade range No of students Distance to school (mi)
Mast Academy 10 Public 6-12 1,535 3.52
Amikids Miami-Dade South NR Public 6-12 14 3.60
Immaculata-La Salle High School NR Private 9-12 869 4.56
Immaculata-La Salle High School NR Private 9-12 0 4.57
Ransom Everglades School NR Private 6-12 1,084 5.03

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

Neighbors for 370 Harbor Lane, Key Biscayne

Here are the neighbors for 370 Harbor Lane, Key Biscayne.

Address Square feet Purchase date Purchase price
715 Harbor Dr, Key Biscayne 4,587 07/18/2019 $1
720 Myrtlewood Ln, Key Biscayne 2,825 08/19/2013 $10
730 Myrtlewood Ln, Key Biscayne 4,115 06/03/2024 $10
675 Harbor Dr, Key Biscayne 3,702 08/22/2001 $1,140,000
690 Harbor Ln, Key Biscayne 5,363 02/25/2014 $2,825,000
680 Harbor Ln, Key Biscayne 2,064 09/11/2017 $1
710 Myrtlewood Ln, Key Biscayne 2,671 12/12/2017 $1,058,153
695 Harbor Dr, Key Biscayne 6,668 07/02/2024 $6,850,000
365 Harbor Ln, Key Biscayne 2,345 07/24/2024 $2,600,000
375 Harbor Ln, Key Biscayne 5,902 11/12/2024 $5,000,000
360 Harbor Ln, Key Biscayne 06/18/2025 $100
686 Harbor Ln, Key Biscayne 1,794 04/28/2004 $940,000
601 Harbor Dr, Key Biscayne 5,029 08/02/2013 $3,000,000
700 Myrtlewood Ln, Key Biscayne 5,650 12/15/2022 $1
701 Harbor Dr, Key Biscayne 5,915 05/01/2024 $8,800,000
685 Harbor Dr, Key Biscayne 6,064 12/10/2009 $2,395,000
350 Harbor Ln, Key Biscayne 4,946 11/03/2011 $2,300,000
635 Harbor Dr, Key Biscayne 5,804 10/20/2020 $3,715,000
621 Harbor Dr, Key Biscayne 4,769 08/25/2017 $3,600,000
655 Harbor Dr, Key Biscayne 2,739 07/19/2016 $10

Nearby ZIP Codes for 370 Harbor Lane, Key Biscayne

Not sure if we cover all the data-points you need? View sample full report View sample full report