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4 Harbor Pt, Key Biscayne, FL 33149 Property Records

Miami-Dade County property record for 4 Harbor Pt, Key Biscayne, FL 33149 · Last verified August 2026

Property Summary

Property TypeSingle Family Home
Details3 bd · 3 ba · 3,890 sqft · built 1953
Lot Size0.488 acres (21,250 sqft)
OwnerCompany Name on File
Last Sale$13,950,000 (Dec 2024)
Tax Bill$177,737 (2025)
Deeds & MortgagesOct 2025 Transfer
May 2021 Sale
+ 1 more
Flood ZoneZone AE (high risk)
APN24-4232-002-0230

Property Details

APN / Parcel Number

Primary APN24-4232-002-0230

Interior

Bedrooms3 Beds
Full Baths3 Baths
Stories1 Story
Building Area3,890 sqft Living Area
Gross Area4,652 sqft
1st Floor Area3,890 sqft

Exterior

Year BuiltBuilt 1953
Effective Year BuiltEffective 2003
Exterior MaterialCombination
Construction TypeConcrete Block
Lot Area21,250 sqft (0.488 acres)
Boat AccessBoat Access

Location & Zoning

Street Address4 HARBOR PT
CityKEY BISCAYNE
StateFL
Zip33149-1716
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal Description32-33 54 42 & 4-5-6 55 42 MATHESON EST PB 46-86 PORT OF TR 12 DESC COMM AT N/L OF TR 11 & W/L OF SEC 5-55-42 TH W232.26FT S 24 DEG W 144.98FT S 4 DEG W 98.79FT TO N/L OF TR 12 CONT S 24 DEG W 5.95FT S 49 DEG W 106.46FT FOR POB TH E134.24FT M/L TO H/W
Legal Range42E
Legal Township54S
Legal Section32
Legal SubdivisionMATHESON EST
Legal Tract12,11
Legal Block1
Legal Lot Number12
JurisdictionDADE FL
Township / Civil DivisionKEY BISCAYNE
Census Block Group1
Census Block1003
Census Tract4602

Owner

Source: Miami-Dade County records · APN 24-4232-002-0230

Assessment roll updated July 21, 2025 · Last verified August 2026

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

Owner of RecordCompany Name on File
Mailing Address1801 SW 3RD AVE, MIAMI, FL 33129-1496
Owner TypeCompany
VestingLimited Liability Partnership

Deeds, Mortgages & Sale History

DateDocument
Oct 08, 2025Quit Claim Deed, Transfer
ATTORNEY ONLY, ATTORNEY
May 18, 2021Warranty Deed, Transfer
ATTORNEY ONLY, ATTORNEY
May 18, 2021Quit Claim Deed, Transfer
ATTORNEY ONLY, ATTORNEY

Assessor's Deed Record

Deed NamesVerified Name on Deed
Last SaleDec 18, 2024 · Amount on Record
Deed SaleDec 18, 2024 · Amount on Record
Prior SaleMay 03, 2012 · Amount on Record
Deed Document Number2024944601
Deed Book / Page34540 / 52
Prior Transfer DateJun 17, 2024
Prior Transfer Doc0000482964
Record UpdatedSep 20, 2026

October 2025: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionDADE FL
Recording DateOct 08, 2025
Property Address4 HARBOR PT, KEY BISCAYNE, FL 33149-1716
Document Number0000761308
Book / Page34975 / 1668
Map ReferenceMB 46 PG 86
Instrument DateSep 30, 2025
Instrument2025R0761308
Transaction TypeTransfer
Record UpdatedOct 28, 2025
Title CompanyATTORNEY ONLY, ATTORNEY

Transaction

Tax$0.00
Amount AccuracyNo Consideration Stated
Additional
  • Quitclaim
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name
Address1801 SW 3RD AVE, MIAMI, FL 33129-1496

Transferred To (Grantee/Buyer)

NameVerified Name
Address1801 SW 3RD AVE, MIAMI, FL 33129-1496

May 2021: Warranty Deed, Transfer

Document TypeWarranty Deed
JurisdictionDADE FL
Recording DateMay 18, 2021
Property Address4 HARBOR PT, KEY BISCAYNE, FL 33149-1716
Document Number0000348313
Book / Page32512 / 772
Map ReferenceMB 46 PG 86
Instrument DateMay 07, 2021
Instrument2021R0348313
Transaction TypeTransfer
Record UpdatedApr 02, 2024
Title CompanyATTORNEY ONLY, ATTORNEY

Transaction

Tax$0.00
Amount AccuracyNo Consideration Stated
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name
Address5 HARBOR PT, KEY BISCAYNE, FL 33149-1715

Transferred To (Grantee/Buyer)

NameVerified Name
Address4 HARBOR PT, KEY BISCAYNE, FL 33149-1716

May 2021: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionDADE FL
Recording DateMay 18, 2021
Property Address4 HARBOR PT, KEY BISCAYNE, FL 33149-1716
Document Number0000348314
Book / Page32512 / 775
Map ReferenceMB 48 PG 86
Instrument DateMay 07, 2021
Instrument2021R0348314
Transaction TypeTransfer
Record UpdatedApr 02, 2024
Title CompanyATTORNEY ONLY, ATTORNEY

Transaction

Tax$0.00
Amount AccuracyNo Consideration Stated
Additional
  • Quitclaim
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name
Address5 HARBOR PT, KEY BISCAYNE, FL 33149-1715

Transferred To (Grantee/Buyer)

NameVerified Name
Address4 HARBOR PT, KEY BISCAYNE, FL 33149-1716

Tax Assessment & Valuation

Source: Miami-Dade County records · Assessment roll updated July 21, 2025 · Last verified August 2026

Property Jurisdictions

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

Tax Bill & Assessment History

Assessed value is set for property tax purposes, not a market price estimate; it is a fraction of this property's market value.

YearTax BillAssessed ValueAssessed Market Value
2025$177,737.00 (+41.68%)$11,333,446 (+21.79%) Land $10,625,000 Building $708,446$11,333,446 (+21.79%) Land $10,625,000 Building $708,446
2024$125,450.00 (+7.77%)$9,306,016 (+9.22%) Land $8,818,750 Building $487,266$9,306,016 (+9.22%) Land $8,818,750 Building $487,266
2023$116,403.00 (+27.05%)$8,520,788 (+49.6%) Land $8,032,500 Building $488,288$8,520,788 (+49.6%) Land $8,032,500 Building $488,288
2022$91,617.00$5,695,561 Land $5,206,250 Building $489,311$5,695,561 Land $5,206,250 Building $489,311

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Miami-Dade County (12086C), updated January 25, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 120860046021, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood ZoneZone AE
Special Flood Hazard AreaYes
Flood HazardHigh
100-Year FloodplainYes
1% annual chance
FloodwayNo
Base Flood Elevation10.0 ft
Flood Insurance RequirementRequired (federally backed mortgages)
Flood Insurance CostPremium on Record
median of 201 individual NFIP policies nearby
Community Rating SystemClass 8 (10% premium discount)
Nearby Flood Policies201 in force
145 of 201 on primary residences
Nearby Flood Claims312 (1979–2024)
Claims Outside the SFHA1 of 312
Most Recent ClaimJun 2024, rainfall accumulation
Flood Events
  • Hurricane Irma (Sep 2017), 38 claims
  • Hurricane Wilma (Oct 2005), 26 claims
  • Hurricane Andrew (Aug 1992), 195 claims

Wildfire

Wildfire RiskNot rated
no burnable land in reach
Wildfire LikelihoodNegligible
ExposureNone
beyond ember reach

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.

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