605 Warren Ln, Key Biscayne, FL 33149 Property Records

Miami-Dade County property record for 605 Warren Ln, Key Biscayne, FL 33149

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 2,130 sqft · built 1950
Lot Size	0.172 acres (7,500 sqft)
Owner	2 Individual Names on File
Last Sale	$1,910,000 (Nov 2020)
Tax Bill	$24,798 (2025)
Deeds & Mortgages	Mar 2018 Line of Credit Nov 2020 Sale & Mortgage
Flood Zone	Zone AE (high risk)
APN	`24-5205-001-0720`

Property Details

APN / Parcel Number

Primary APN	`24-5205-001-0720`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Stories	1 Story
Building Area	2,130 sqft Living Area
Gross Area	2,626 sqft
1st Floor Area	2,082 sqft
Flooring	Covered
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 1950
Effective Year Built	Effective 2010
Exterior Material	Concrete Block
Construction Type	Concrete Block
Roof Type	Gable/Hip
Roof Material	Tile
Lot Area	7,500 sqft (0.172 acres)
Lot Dimensions	100 ft deep x 75 ft wide
Patio Area	1,002 sqft
Total Buildings	2 Buildings

Location & Zoning

Street Address	605 WARREN LN
City	KEY BISCAYNE
State	FL
Zip	33149-2020
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	0100
Legal Description	5-6 55 42 BISCAYNE KEY ESTS PB 50-61 LOT 14BLK 6 LOT SIZE 75.000 X 100 OR 18847-0483 1099 1 COC 23006-2980 01 2005 1
Legal Range	42E
Legal Township	55S
Legal Section	05
Legal Subdivision	BISCAYNE KEY ESTS
Legal Block	6
Legal Lot Number	14
Jurisdiction	DADE FL
Township / Civil Division	KEY BISCAYNE
Census Block Group	3
Census Block	3018
Census Tract	4602

Owner

605 Warren Ln is owned and occupied by two individuals who bought it in November 2020.

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

Owner of Record	2 Individual Names on File
Mailing Address	605 WARREN LN, KEY BISCAYNE, FL 33149-2020
Occupancy	Owner Occupied
Owner Type	Individual

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

Date	Document
Mar 8, 2018	Deed of Trust, Mortgage · Line of Credit BANK OF AMERICA NA
Nov 4, 2020	Warranty Deed, Transfer · Conventional Mortgage WELLS FARGO BANK NA

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Nov 4, 2020 · Amount on File
Deed Sale	Nov 4, 2020 · Amount on File
Prior Sale	Jan 18, 2005 · Amount on File
Deed Document Number	2020639108
Deed Book / Page	32182 / 1857
Record Updated	Oct 29, 2026

March 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	DADE FL
Property Address	605 WARREN LN, KEY BISCAYNE, FL 33149-2020
Transaction Type	Mortgage
Record Updated	Feb 5, 2021
Title Company	SERVICELINK

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000139029
Date	Mar 8, 2018
Book Page	30889/1151
Instrument	2018R0139029

Lender

Name	BANK OF AMERICA NA
Type	Bank
Address	CHARLOTTE, NC 28255

Agreement

Type	Line of Credit
Amount	Amount on Record
Term	359 Months
Due	Feb 14, 2048

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

November 2020: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	DADE FL
Recording Date	Nov 4, 2020
Property Address	605 WARREN LN, KEY BISCAYNE, FL 33149-2020
Document Number	0000639108
Book / Page	32182 / 1857
Map Reference	MB 50 PG 61
Instrument Date	Oct 30, 2020
Instrument	2020R0639108
Transaction Type	Transfer
Record Updated	Feb 1, 2022
Title Company	ATTORNEY

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$11,460.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name
Address	635 HARBOR DR, 635, KEY BISCAYNE, FL 33149-1708

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	605 WARREN LN, KEY BISCAYNE, FL 33149-2020

Mortgage

Document Number	0000001859
Date	Nov 4, 2020
Instrument	32182/1859

Lender

Name	WELLS FARGO BANK NA
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	360 Months
Due	Nov 1, 2050

Tax Assessment & Valuation

The 2025 property tax bill for 605 Warren Ln was $24,798 with a homeowner's exemption.

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

Property Jurisdictions

Type	Name
State	Florida
County	Miami-Dade County
Municipality	Key Biscayne Village
Unified School District	Dade County School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$24,798.00 Homeowner's exemption	$1,537,864	$2,371,977 Land $1,950,000 Building $421,977
2023	$23,910.00 (+4.44%) Homeowner's exemption	$1,450,994 (+3%)	$2,157,770 (+22.47%) Land $1,725,000 Building $432,770
2022	$22,893.00 Homeowner's exemption	$1,408,733	$1,761,918 Land $1,323,750 Building $438,168

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

Flood

FEMA maps place 605 Warren Ln 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 Zone	Zone AE high risk
100-Year Floodplain	Yes 1% annual chance
Floodway	No
Base Flood Elevation	10.0 ft
Flood Insurance Requirement	Required federally backed loans
Flood Insurance Cost	Premium on File median of 489 individual policies
Community Rating System	Class 8 (10% premium discount)
Nearby Flood Policies	548 units insured incl. 59 condo units
Nearby Flood Claims	790 (1979–2021)
Most Recent Claim	Oct 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

The area around 605 Warren Ln 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 Risk	Not 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 System	MDWASA - MAIN SYSTEM serves 2,377,460 people · EPA ID FL4130871
Water Source	Groundwater
Last State Inspection	Dec 2023
Lead	3 ppb (2023) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	6 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 533 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
AT&T Fiber · DSL · Fixed Wireless in parts of the area	5,000 / 5,000
Xfinity Cable	2,000 / 250
T-Mobile Fixed Wireless	100 / 20

May also be available: Verizon.

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