341 Island Dr, Key Biscayne, FL 33149 Property Records

Miami-Dade County property record for 341 Island Dr, Key Biscayne, FL 33149

Property Summary

Property TypeSingle Family Home
Details3 bd · 2 ba · 1,899 sqft · built 1964
Lot Size0.276 acres (12,000 sqft)
OwnerCompany Name on File
Last Sale$3,700,000 (Feb 2026)
Tax Bill$46,586 (2025)
Flood ZoneZone AE (high risk)
APN24-5205-010-0260

Property Details

APN / Parcel Number

Primary APN24-5205-010-0260

Interior

Bedrooms3 Beds
Full Baths2 Baths
Stories1 Story
Building Area1,899 sqft Living Area
Gross Area3,197 sqft
1st Floor Area1,899 sqft

Exterior

Year BuiltBuilt 1964
Effective Year BuiltEffective 1974
Exterior MaterialConcrete Block/Hollow Tile/Frame
Construction TypeConcrete Block
Lot Area12,000 sqft (0.276 acres)
Lot Dimensions120 ft deep x 100 ft wide
Garage Area231 sqft
PorchPorch
Porch Area253 sqft
Patio Area549 sqft

Location & Zoning

Street Address341 ISLAND DR
CityKEY BISCAYNE
StateFL
Zip33149-2413
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning Code2000
Legal Description5 55 42 CAPE FLA SUB SEC 1 PB 68-81 LOT 26 & W20FT LOT 25 BLK 1 LOT SIZE100.000 X 120 OR 17251-4928 0596 5
Legal Range42E
Legal Township55S
Legal Section05
Legal SubdivisionCAPE FLA SUB
Legal Block1
Legal Lot Number26,25
JurisdictionDADE FL
Township / Civil DivisionKEY BISCAYNE
Census Block Group3
Census Block3025
Census Tract4602

Owner

341 Island Dr is owned by a company that bought it in February 2026.

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

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

Owner of RecordCompany Name on File
Mailing Address390 ISLAND DR, KEY BISCAYNE, FL 33149-2414
Owner TypeCompany
VestingLimited Liability Partnership

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Last SaleFeb 10, 2026 · Amount on File
Deed SaleFeb 10, 2026 · Amount on File
Deed Document Number202694859
Deed Book / Page35155 / 4640
Record UpdatedOct 29, 2026

Tax Assessment & Valuation

The 2025 property tax bill for 341 Island Dr was $46,586.

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$46,586.00$2,397,780 Land $2,189,780 Building $208,000$2,397,780 Land $2,189,780 Building $208,000
2023$39,169.00 (+15.25%)$3,065,613 (+26.37%) Land $2,760,000 Building $305,613$3,065,613 (+26.37%) Land $2,760,000 Building $305,613
2022$33,986.00$2,425,981 Land $2,118,000 Building $307,981$2,425,981 Land $2,118,000 Building $307,981

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

Flood

FEMA maps place 341 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 Elevation10.0 ft
Flood Insurance RequirementRequired
federally backed loans
Flood Insurance CostPremium on File
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

Wildfire risk around 341 Island Dr is low, with less than a 0.01% annual chance of wildfire.

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

Wildfire RiskLow
lower than 98% of the US · lower than 97.6% of Florida
Wildfire LikelihoodUnder 0.01% annual chance
ExposureNone
beyond 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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