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81 Island Dr, Key Biscayne, FL 33149 Property Records

Miami-Dade County property record for 81 Island Dr, Key Biscayne, FL 33149

Property Summary

Property TypeResidential Vacant Land
Details5 bd · 5 ba · 5,693 sqft · built 1972
Lot Size0.344 acres (15,000 sqft)
OwnerCompany Name on File
Last Sale$4,500,000 (Apr 2024)
Tax Bill$58,361 (2025)
Deeds & MortgagesApr 2024 Sale
Jun 2021 Sale
Flood ZoneZone AE (high risk)
APN24-5205-024-0010

Property Details

APN / Parcel Number

Primary APN24-5205-024-0010

Interior

Stories2 Stories
Building Area5,693 sqft Living Area

Exterior

Year BuiltBuilt 1972
Effective Year BuiltEffective 1993
Construction TypeConcrete Block
Lot Area15,000 sqft (0.344 acres)
Lot Dimensions150 ft deep x 100 ft wide
Patio Area531 sqft

Location & Zoning

Street Address81 ISLAND DR
CityKEY BISCAYNE
StateFL
Zip33149-2714
Property CategoryResidential
Property TypeVacant Land > Residential
Local Zoning Code2000
Legal DescriptionCAPE FLORIDA SUB SEC 3 PB 79-64 LOT 2 BLK 4 LOT SIZE100.000 X 150 OR 20101-3504 12/2001 4 COC 23517-4695 06 2005 6
Legal Range42E
Legal Township55S
Legal Section05
Legal SubdivisionCAPE FLORIDA SUB
Legal Block4
Legal Lot Number2
JurisdictionDADE FL
Township / Civil DivisionKEY BISCAYNE
Census Block Group1
Census Block1012
Census Tract4602

Owner

81 Island Dr, residential vacant land, is owned by a company that bought it in April 2024.

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

Owner of RecordCompany Name on File
Mailing Address345 HAMPTON LN, KEY BISCAYNE, FL 33149-1225
Owner TypeCompany
VestingLimited Liability Partnership

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

DateDocument
Apr 11, 2024Warranty Deed, Transfer
Jun 10, 2021Warranty Deed, Transfer
ATTORNEY ONLY, ATTORNEY

Assessor's Deed Record

Deed NamesName on Deed
Last SaleApr 11, 2024 · Amount on File
Deed SaleApr 11, 2024 · Amount on File
Prior SaleJun 10, 2021 · Amount on File
Deed Document Number2024273700
Deed Book / Page34174 / 3873
Prior Transfer DateApr 21, 2005
Prior Transfer Doc0000474242
Record UpdatedOct 29, 2026

April 2024: Warranty Deed, Transfer

Document TypeWarranty Deed
JurisdictionDADE FL
Recording DateApr 11, 2024
Property Address81 ISLAND DR, KEY BISCAYNE, FL 33149-2714
Document Number0000274291
Book / Page34175 / 700
Map ReferenceMB 137 PG 28
Instrument DateApr 5, 2024
Instrument2024R0274291
Transaction TypeTransfer
Record UpdatedMay 21, 2024

Transaction

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

Transferred From (Grantor/Seller)

NameVerified Name
Address461 S MASHTA DR, KEY BISCAYNE, FL 33149-1731

Transferred To (Grantee/Buyer)

NameVerified Name
Address345 HAMPTON LN, KEY BISCAYNE, FL 33149-1225

June 2021: Warranty Deed, Transfer

Document TypeWarranty Deed
JurisdictionDADE FL
Recording DateJun 10, 2021
Property Address81 ISLAND DR, KEY BISCAYNE, FL 33149-2714
Document Number0000412699
Book / Page32556 / 4100
Map ReferenceMB 79 PG 64
Instrument DateMay 27, 2021
Instrument2021R0412699
Transaction TypeTransfer
Record UpdatedApr 2, 2024
Title CompanyATTORNEY ONLY, ATTORNEY

Transaction

AmountAmount on Record
Tax$1,680.00
Amount AccuracyRounded by County
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name
Address401 CORAL WAY STE 207, 207, CORAL GABLES, FL 33134-4924

Transferred To (Grantee/Buyer)

NameVerified Name
AddressPO BOX 490745, KEY BISCAYNE, FL 33149-0745

Tax Assessment & Valuation

The 2025 property tax bill for 81 Island Dr was $58,361, up 22.4% from the year before.

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$58,361.00 (+22.42%)$3,705,000 Land $3,705,000$3,705,000 Land $3,705,000
2024$47,672.00 (+3.53%)
2023$46,048.00 (+20.55%)$3,277,500 (+30.31%) Land $3,277,500$3,277,500 (+30.31%) Land $3,277,500
2022$38,199.00$2,515,125 Land $2,515,125$2,515,125 Land $2,515,125

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

Flood

FEMA maps place 81 Island Dr in Zone AE, a high-risk flood area; flood insurance is required for federally backed loans.

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 Elevation9.0 ft
Flood Insurance RequirementRequired
federally backed loans
Flood Insurance CostPremium on File
median of 201 policies
Community Rating SystemClass 8 (10% premium discount)
Nearby Flood Policies201 in force
Nearby Flood Claims312 (1979–2024)
Claims Outside the SFHA1 of 312
Most Recent ClaimJun 2024 · rainfall accumulation
Claims by Event
  • Hurricane Irma, Sep 2017 · 38 claims
  • Hurricane Wilma, Oct 2005 · 26 claims
  • Hurricane Andrew, Aug 1992 · 195 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

The area around 81 Island Dr has no burnable land within ember reach, so its wildfire risk is not rated.

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 209 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 · Fiber in parts of the area		2,000 / 250
Verizon
Fixed Wireless		300 / 20
T-Mobile
Fixed Wireless		100 / 20

May also be available: Blue Stream.

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