Miami-Dade County  »  33149  »  Harbor Cir  »  635 Harbor Cir

635 Harbor Circle, Key Biscayne, FL 33149 Property Information

635 Harbor Circle, 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

635 Harbor Circle, Key Biscayne, FL 33149
static Mapbox map

Address

Primary address 635 Harbor Circle, Key Biscayne
Zip code 33149
County Miami-Dade
Municipality Key Biscayne
Parcel ID 2452050013250

Sales & Tax Overview for 635 Harbor Circle, Key Biscayne

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

Sale date 10/15/2008
Sale price $10
Arm's length
Current property tax $43,034

Lot & Building Information for 635 Harbor Circle, Key Biscayne

Building sqft 6,306
Total sqft 6,386
Building class Residential - Single Family: 1 Unit (0101)
Acreage 0.577
Buildings on lot 2
Year built 1979
Stories 3
Units 1
Bedrooms 3
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 635 Harbor Circle, 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 635 Harbor Circle, 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 635 Harbor Circle, Key Biscayne

What is the year built & the total sq. ft. for 635 Harbor Circle, Key Biscayne, FL 33149?

635 Harbor Circle, Key Biscayne, FL 33149 was built in 1979 and has a total of 6,306 square feet.

What is the assessed value of 635 Harbor Circle, Key Biscayne, FL 33149 and the property tax paid?

Assessed at $2,814,156, the tax amount paid for 635 Harbor Circle, Key Biscayne, FL 33149 is $112,598.

When was 635 Harbor Circle, Key Biscayne, FL 33149 last sold and what was the last sale price?

635 Harbor Circle, Key Biscayne, FL 33149 was last sold in 10/15/2008 for $10.

Ownership Information

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

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:
  • 2000+ governmental and public data sources
  • 80 dedicated analysts and researchers
  • 20+ years of real estate experience
Learn More

Past Sales & Property History for 635 Harbor Circle, Key Biscayne

Create a free account to view the complete sales history for 635 Harbor Circle, Key Biscayne, including title documents, transfer conditions, mortgages and liens.

Purchase date Purchase price Buyer name Seller name
10/15/2008 $10
05/10/2005 $10
       
       
       
Access the complete sales history for 635 Harbor Circle, Key Biscayne with a free account.
Sign up

Title Documents for 635 Harbor Circle, 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
09/06/2022 - D
09/07/2022 - R
Certificate
10/15/2008 - R Quit Claim Deed
05/10/2005 - R Quit Claim Deed
01/18/2000 - D
01/12/2000 - R
Notice of Commencement
06/17/1994 - R Notice of Commencement
07/06/1977 - R Warranty Deed
Unlock title documents, including buyer and seller information (when available).
Sign up

R: Recorded date
D: Document date

Property Taxes for 635 Harbor Circle, Key Biscayne

Access detailed property tax data for 635 Harbor Circle, Key Biscayne, FL 33149. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year: 2025
Base tax $112,598
Current property tax $43,034
Market value $13,208,906
Assessed value $2,814,156

Assessment History for 635 Harbor Circle, Key Biscayne

Here's the assessment & property tax history for 635 Harbor Circle, 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 $13,208,906 $2,814,156 15.5108 $112,598 +15.13%
2024 $11,077,007 $2,734,846 15.6226 $97,800 +5.88%
2023 $10,151,899 $2,655,191 15.8731 $92,367 +34.11%
2022 $6,813,256 $2,577,856 15.8911 $68,872 -0.71%
2021 $6,523,227 $2,502,773 16.4556 $69,364 -43.16%

Risk

Create a free account to unlock extended information for 635 Harbor Circle, 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 635 Harbor Circle, 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 0.42
Key Biscayne K-8 Center 8 Public PK, K-8 921 0.42
Key Biscayne Presbyterian School NR Private PK-1 160 0.79
Key Biscayne Presbyterian School NR Private PK-1 160 0.79
St Christophers Montessori NR Private PK-5 103 0.88

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 0.42
St Agnes Academy NR Private PK-8 498 0.89
Mast Academy 10 Public 6-12 1,535 3.43
Amikids Miami-Dade South NR Public 6-12 14 3.53
Ransom Everglades School NR Private 6-8 0 4.66

Nearest high schools

Name Rating Type Grade range No of students Distance to school (mi)
Mast Academy 10 Public 6-12 1,535 3.43
Amikids Miami-Dade South NR Public 6-12 14 3.53
Immaculata-La Salle High School NR Private 9-12 869 4.44
Immaculata-La Salle High School NR Private 9-12 0 4.44
Carrollton School of the Sacred Heart NR Private PK-12 862 4.90

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

Neighbors for 635 Harbor Circle, Key Biscayne

Here are the neighbors for 635 Harbor Circle, Key Biscayne.

Address Square feet Purchase date Purchase price
730 Harbor Dr, Key Biscayne 7,744 06/08/2020 $8,200,000
610 Harbor Cir, Key Biscayne 6,819 12/19/2016 $10
615 Harbor Cir, Key Biscayne 3,898 01/25/2024 $3,500,000
680 Harbor Dr, Key Biscayne 9,223 01/23/2019 $10
80 W Mashta Dr, Key Biscayne 7,742 08/23/2010 $890,000
116 W Mashta Dr, Key Biscayne 4,365 12/12/2024 $4,350,000
152 W Mashta Dr, Key Biscayne 5,912 11/13/2012 $1,360,000
710 Harbor Dr, Key Biscayne 8,054 11/07/2024 $10
104 W Mashta Dr, Key Biscayne 4,933 11/15/2021 $3,900,000
670 Harbor Dr, Key Biscayne 02/19/2021 $7,975,000
700 Harbor Dr, Key Biscayne 7,723 06/17/2019 $8,662,500
720 Harbor Dr, Key Biscayne 11,813 10/20/2005 $5,700,000
625 Harbor Cir, Key Biscayne 4,722 04/04/1979
92 W Mashta Dr, Key Biscayne 2,825 09/18/2025 $3,230,000
140 W Mashta Dr, Key Biscayne 3,191 12/09/2024 $3,150,000
620 Harbor Cir, Key Biscayne 5,835 06/02/2017 $100
690 Harbor Dr, Key Biscayne 9,123 03/25/2013 $10
740 Harbor Dr, Key Biscayne 12/30/2024 $10
128 W Mashta Dr, Key Biscayne 2,667 01/20/2021 $2,200,000
164 W Mashta Dr, Key Biscayne 3,801 09/21/2012 $2,100,000

Nearby ZIP Codes for 635 Harbor Circle, Key Biscayne

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