650 Allendale Rd, Key Biscayne, FL 33149 Property Records

Miami-Dade County property record for 650 Allendale Rd, Key Biscayne, FL 33149

Property Summary

Property TypeSingle Family Home
Details6 bd · 5.5 ba · 3,531 sqft · built 2011
Lot Size0.172 acres (7,500 sqft)
Owner2 Individual Names on Record
Last Sale$780,000 (Oct 2009)
Tax Bill$35,571 (2025)
Deeds & MortgagesOct 2021 Mortgage
Flood ZoneZone AE (high risk)
APN24-5205-001-0900

Property Details

APN / Parcel Number

Primary APN24-5205-001-0900

Interior

Bedrooms6 Beds
Full Baths5.5 Baths
Half Baths1 Half Bath
Stories2 Stories
Building Area3,531 sqft Living Area
Gross Area5,252 sqft

Exterior

Year BuiltBuilt 2011
Effective Year BuiltEffective 2011
Exterior MaterialConcrete Block
Construction TypeConcrete Block
Roof TypeRigid Frame Bar Joist
Roof MaterialOther
Lot Area7,500 sqft (0.172 acres)
Lot Dimensions100 ft deep x 75 ft wide
Garage TypeCarport
CarportCarport

Exterior Amenities

Pool TypePool with Hot Tub/Spa
Pool Area36 sqft
PorchPorch
Porch Area354 sqft
Patio Area700 sqft

Location & Zoning

Street Address650 ALLENDALE RD
CityKEY BISCAYNE
StateFL
Zip33149-2011
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning Code0100
Legal DescriptionBISCAYNE KEY ESTS PB 50-61 LOT 4 BLK 8 LOT SIZE 75 X 100 OR 16053-1440 0893 1 COC 23279-0542 04 2005 1
Legal Range42E
Legal Township55S
Legal Section05
Legal SubdivisionBISCAYNE KEY ESTS
Legal Block8
Legal Lot Number4
JurisdictionDADE FL
Township / Civil DivisionKEY BISCAYNE
Census Block Group3
Census Block3036
Census Tract4602

Owner

Source: Miami-Dade County records, as of September 8, 2025

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

Owner of Record2 Individual Names on Record
Mailing Address650 ALLENDALE RD, KEY BISCAYNE, FL 33149-2011
OccupancyOwner Occupied
Owner TypeIndividual
VestingLife Tenant

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleOct 1, 2009 · Amount on Record
Deed SaleOct 1, 2009 · Amount on Record
Prior SaleApr 15, 2005 · Amount on Record
Deed Document Number2009708670
Deed Book / Page27031 / 4209
Prior Transfer DateJul 24, 1993
Prior Transfer Doc1604000010
Record UpdatedSep 20, 2026

October 2021: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionDADE FL
Property Address650 ALLENDALE RD, KEY BISCAYNE, FL 33149-2011
Transaction TypeMortgage
Record UpdatedOct 28, 2021

Transferred To (Grantee/Buyer)

NameVerified Name
Address650 ALLENDALE RD, KEY BISCAYNE, FL 33149-2011

Mortgage

Document Number0000740982
DateOct 5, 2021
Book Page32774/4763
Instrument2021R0740982
Lender
NameALLY BANK
TypeBank
AddressCHARLOTTE, NC 28202
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term360 Months
DueOct 1, 2051

Tax Assessment & Valuation

Source: Miami-Dade County assessment roll, as of July 21, 2025

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$35,571.00 (+2.31%)$2,226,357 (+5.99%)$3,122,813 (+5.54%) Land $1,950,000 Building $1,172,813
2024$34,767.00 (+1.35%)
2023$34,304.00 (+4.25%) Homeowner's exemption$2,100,596 (+3%)$2,958,844 (+15.06%) Land $1,725,000 Building $1,233,844
2022$32,907.00 Homeowner's exemption$2,039,414$2,571,455 Land $1,323,750 Building $1,247,705

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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