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680 Harbor Ln, Key Biscayne, FL 33149 Property Records

Miami-Dade County property record for 680 Harbor Ln, Key Biscayne, FL 33149

Property Summary

Property TypeSingle Family Home
Details4 bd · 2 ba · 1,503 sqft · built 1952
Lot Size0.207 acres (9,000 sqft)
OwnerIndividual Name on Record
Last Sale$635,000 (Jul 2013)
Tax Bill$19,187 (2025)
Deeds & MortgagesOct 2017 Mortgage
Oct 2017 Mortgage
+ 2 more
Flood ZoneZone AE (high risk)
APN24-5205-001-1510

Property Details

APN / Parcel Number

Primary APN24-5205-001-1510

Interior

Bedrooms4 Beds
Full Baths2 Baths
Stories1 Story
Building Area1,503 sqft Living Area
Gross Area2,064 sqft
1st Floor Area1,503 sqft

Exterior

Year BuiltBuilt 1952
Effective Year BuiltEffective 1964
Exterior MaterialConcrete Block/Hollow Tile/Frame
Construction TypeConcrete Block
Lot Area9,000 sqft (0.207 acres)
Lot Dimensions120 ft deep x 75 ft wide
Garage Area110 sqft
PorchPorch
Porch Area165 sqft
Patio Area80 sqft

Location & Zoning

Street Address680 HARBOR LN
CityKEY BISCAYNE
StateFL
Zip33149-1714
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning Code0100
Legal DescriptionBISCAYNE KEY ESTS PB 50-61 LOT 5 BLK 10 LOT SIZE 75.000 X 120 OR 16521-0340 0994 1 COC 25965-0064 11 2006 5
Legal Range42E
Legal Township55S
Legal Section05
Legal SubdivisionBISCAYNE KEY ESTS
Legal Block10
Legal Lot Number5
JurisdictionDADE FL
Township / Civil DivisionKEY BISCAYNE
Census Block Group3
Census Block3028
Census Tract4602

Owner

Source: Miami-Dade County records, as of October 21, 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of RecordIndividual Name on Record
Mailing Address680 HARBOR LN, KEY BISCAYNE, FL 33149-1714
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

DateDocument
Oct 18, 2017Deed of Trust, Mortgage · FHA Mortgage
HIGHTECHLENDING
Oct 18, 2017Deed of Trust, Mortgage · FHA Mortgage
HUD-HOUSING/URBAN DEV
Sep 18, 2017Quit Claim Deed, Transfer
ATTORNEY ONLY
Feb 28, 2017Quit Claim Deed, Transfer
ATTORNEY ONLY

Assessor's Deed Record

Deed NamesName on Deed
Last SaleJul 24, 2013 · Amount on Record
Deed SaleJul 24, 2013 · Amount on Record
Prior SaleAug 13, 2012 · Amount on Record
Deed Document Number2013578215
Deed Book / Page28737 / 4020
Last Transfer DateFeb 22, 2017
Transfer Doc0000111672
Record UpdatedOct 29, 2026

October 2017: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionDADE FL
Property Address680 HARBOR LN, KEY BISCAYNE, FL 33149-1714
Document Number0000614295
Instrument DateOct 18, 2017
Transaction TypeMortgage
Record UpdatedNov 8, 2017
Title CompanyNOT AVAILABLE

Transferred To (Grantee/Buyer)

NameVerified Name
Address680 HARBOR LN KEY BISCAYNE FL 331491714, KEY BISCAYNE, FL 33149-1714

Mortgage

Document Number0000614295
DateOct 31, 2017
Book Page030738/003485
Instrument614295
Lender
NameHIGHTECHLENDING
AddressIRVINE, CA 92614
Agreement
TypeFHA Mortgage
AmountAmount Recorded
Term1020 Months
Interest
Rate TypeAdjustable Rate
Rate4.68%

October 2017: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionDADE FL
Property Address680 HARBOR LN, KEY BISCAYNE, FL 33149-1714
Document Number0000614296
Instrument DateOct 18, 2017
Transaction TypeMortgage
Record UpdatedNov 20, 2018
Title CompanyNOT AVAILABLE

Transferred To (Grantee/Buyer)

NameVerified Name
Address680 HARBOR LN KEY BISCAYNE FL 331491714, KEY BISCAYNE, FL 33149-1714

Mortgage

Document Number0000614296
DateOct 31, 2017
Book Page030738/003501
Instrument614296
Lender
NameHUD-HOUSING/URBAN DEV
AddressWASHINGTON, DC 20410
Agreement
TypeFHA Mortgage
AmountAmount Recorded
Term1020 Months
Interest
Rate TypeAdjustable Rate
Rate4.68%

September 2017: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionDADE FL
Recording DateSep 18, 2017
Property Address680 HARBOR LN, KEY BISCAYNE, FL 33149-1714
Document Number0000521035
Book / Page030684 / 002509
Instrument DateAug 31, 2017
Instrument521035
Transaction TypeTransfer
Record UpdatedSep 26, 2017
Title CompanyATTORNEY ONLY

Transaction

Tax$0.00
Additional
  • Quitclaim
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address680 HARBOR LN KEY BISCAYNE FL 331491714, KEY BISCAYNE, FL 33149-1714

February 2017: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionDADE FL
Recording DateFeb 28, 2017
Property Address680 HARBOR LN, KEY BISCAYNE, FL 33149-1714
Document Number0000111672
Book / Page030436 / 001418
Instrument DateFeb 22, 2017
Instrument111672
Transaction TypeTransfer
Record UpdatedMar 13, 2017
Title CompanyATTORNEY ONLY

Transaction

Tax$0.00
Additional
  • Quitclaim
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipRevocable Trust
Address680 HARBOR LN KEY BISCAYNE FL 331491714, KEY BISCAYNE, FL 33149-1714

Tax Assessment & Valuation

Source: Miami-Dade County assessment roll, as of October 21, 2026

Property Jurisdictions

TypeName
StateFlorida
CountyMiami-Dade County
MunicipalityKey Biscayne Village
Unified School DistrictDade County School District (PK - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2025$19,187.00 (+3.66%) Homeowner's exemption$1,192,910 (+5.99%)$2,559,090 (+12.54%) Land $2,340,000 Building $219,090
2023$18,509.00 (+3.52%) Homeowner's exemption$1,125,526 (+3%)$2,273,918 (+26.86%) Land $2,070,000 Building $203,918
2022$17,879.00 Homeowner's exemption$1,092,744$1,792,418 Land $1,588,500 Building $203,918

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

Source: FEMA National Flood Hazard Layer, effective January 25, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood ZoneZone AE
high risk
100-Year FloodplainYes
1% annual chance
FloodwayNo
Base Flood Elevation10.0 ft
Flood Insurance RequirementRequired
federally backed loans
Flood Insurance CostPremium on Record
median of 489 individual policies
Community Rating SystemClass 8 (10% premium discount)
Nearby Flood Policies548 units insured
incl. 59 condo units
Nearby Flood Claims790 (1979–2021)
Most Recent ClaimOct 2021 · rainfall accumulation
Claims by Event
  • Hurricane Irma, Sep 2017 · 69 claims
  • Hurricane Katrina, Aug 2005 · 44 claims
  • Hurricane Andrew, Aug 1992 · 565 claims

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire RiskNot rated
no burnable land within ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water SystemMDWASA - MAIN SYSTEM
serves 2,377,460 people · EPA ID FL4130871
Water SourceGroundwater
Last State InspectionDec 2023
Lead3 ppb (2023)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and Reporting6
last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 247 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
AT&T
Fiber · Fixed Wireless · DSL		5,000 / 5,000
Xfinity
Cable		2,000 / 250
Verizon
Fixed Wireless		300 / 20
T-Mobile
Fixed Wireless		100 / 20

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