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545 Warren Ln, Key Biscayne, FL 33149 Property Records

Miami-Dade County property record for 545 Warren Ln, Key Biscayne, FL 33149 · Last verified April 2026

Property Summary

Property TypeSingle Family Home
Details3 bd · 2 ba · 2,058 sqft · built 1952
Lot Size0.18 acres (7,834 sqft)
OwnerCompany Name on File
Last Sale$1,900,000 (Aug 2021)
Tax Bill$36,034 (2025)
Deeds & MortgagesAug 2021 Transfer
Aug 2021 Sale
Flood ZoneZone AE (high risk)
APN24-5205-002-0270

Property Details

APN / Parcel Number

Primary APN24-5205-002-0270

Interior

Bedrooms3 Beds
Full Baths2 Baths
Stories1 Story
Building Area2,058 sqft Living Area
Gross Area2,487 sqft
1st Floor Area2,058 sqft

Exterior

Year BuiltBuilt 1952
Effective Year BuiltEffective 1965
Exterior MaterialConcrete Block
Construction TypeConcrete Block
Lot Area7,834 sqft (0.18 acres)
Lot Dimensions101 ft deep x 77.6 ft wide
Patio Area516 sqft

Location & Zoning

Street Address545 WARREN LN
CityKEY BISCAYNE
StateFL
Zip33149-1826
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionTROPICAL ISLE HOMES SUB PB 50-64 LOT 6 BLK 4 LOT SIZE 77.560 X 101 OR 19195-1588 06/2000 1
Legal Range42E
Legal Township55S
Legal Section05
Legal SubdivisionTROPICAL ISLE HOMES SUB
Legal Block4
Legal Lot Number6
JurisdictionDADE FL
Township / Civil DivisionKEY BISCAYNE
Census Block Group3
Census Block3008
Census Tract4602

Owner

Source: Miami-Dade County records · APN 24-5205-002-0270

Assessment roll updated July 21, 2025 · Last verified April 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 Address701 NW 57TH AVE, 300B, MIAMI, FL 33126-2589
Owner TypeCompany
VestingLimited Liability Company

Deeds, Mortgages & Sale History

DateDocument
Aug 20, 2021Quit Claim Deed, Transfer
NOT AVAILABLE, DIAMOND TITLE GROUP LLC
Aug 20, 2021Warranty Deed, Transfer
NOT AVAILABLE, DIAMOND TITLE GROUP LLC

Assessor's Deed Record

Deed NamesVerified Name on Deed
Last SaleAug 20, 2021 · Amount on Record
Deed SaleAug 20, 2021 · Amount on Record
Prior SaleJul 14, 2000 · Amount on Record
Deed Document Number2021612364
Deed Book / Page32691 / 1155
Record UpdatedJun 08, 2026

August 2021: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionDADE FL
Recording DateAug 20, 2021
Property Address545 WARREN LN, KEY BISCAYNE, FL 33149-1826
Document Number0000612363
Book / Page32691 / 1153
Map ReferenceMB 50 PG 64
Instrument DateAug 12, 2021
Instrument2021R0612363
Transaction TypeTransfer
Record UpdatedApr 02, 2024
Title CompanyNOT AVAILABLE, DIAMOND TITLE GROUP LLC

Transaction

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

Transferred From (Grantor/Seller)

NameVerified Name
Address166 HARBOR DR APT 15, 15, KEY BISCAYNE, FL 33149-1323

Transferred To (Grantee/Buyer)

NameVerified Name
Address545 WARREN LN, KEY BISCAYNE, FL 33149-1826

August 2021: Warranty Deed, Transfer

Document TypeWarranty Deed
JurisdictionDADE FL
Recording DateAug 20, 2021
Property Address545 WARREN LN, KEY BISCAYNE, FL 33149-1826
Document Number0000612364
Book / Page32691 / 1155
Map ReferenceMB 50 PG 64
Instrument DateAug 12, 2021
Instrument2021R0612364
Transaction TypeTransfer
Record UpdatedApr 02, 2024
Title CompanyNOT AVAILABLE, DIAMOND TITLE GROUP LLC

Transaction

AmountAmount Recorded
Tax$11,400.00
Amount AccuracyRounded by County
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name
Address166 HARBOR DR APT 15, 15, KEY BISCAYNE, FL 33149-1323

Transferred To (Grantee/Buyer)

NameVerified Name
Address3006 AVIATION AVE STE 3B, 3B, MIAMI, FL 33133-3864

Tax Assessment & Valuation

Source: Miami-Dade County records · Assessment roll updated July 21, 2025 · Last verified April 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 and assessed market value are set for property tax purposes and are not market price estimates.

YearTax BillAssessed ValueAssessed Market Value
2025$36,034.00 (+9.96%)$2,168,615 (+5.87%)$2,300,713 (+12.32%) Land $2,036,840 Building $263,873
2024$32,770.00 (+3.61%)
2023$31,627.00 (+16.94%)$2,048,418 (+25.72%) Land $1,801,820 Building $246,598$2,048,418 (+25.72%) Land $1,801,820 Building $246,598
2022$27,046.00$1,629,314 Land $1,382,701 Building $246,613$1,629,314 Land $1,382,701 Building $246,613

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 120860046023, 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 489 individual NFIP policies nearby
Community Rating SystemClass 8 (10% premium discount)
Nearby Flood Policies548 units insured
59 under condo master policies
Nearby Flood Claims790 (1979–2021)
Most Recent ClaimOct 2021, rainfall accumulation
Claims By Storm
  • Hurricane Irma, Sep 2017 · 69 claims
  • Hurricane Katrina, Aug 2005 · 44 claims
  • Hurricane Andrew, Aug 1992 · 565 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.

Internet Providers

Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 533 locations within about half a mile of this property

ProviderTechnologyDownload / Upload (Mbps)
AT&TFiber5,000 / 5,000
XfinityCable2,000 / 250
T-Mobile USAFixed Wireless100 / 20
AT&TDSL100 / 20

May also be available at this address: Verizon, AT&T. Availability varies by address; speeds are provider-advertised maximums, not measured.

Mobile Coverage

5G and 4G LTE

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