920 Mariner Dr, Key Biscayne, FL 33149 Property Records

Miami-Dade County property record for 920 Mariner Dr, Key Biscayne, FL 33149 · Last verified February 2026

Property Summary

Property Type	Residential Vacant Land
Lot Size	0.367 acres (16,023 sqft)
Owner	Company Name on File
Last Sale	$48,500 (Aug 2019)
Tax Bill	$102,427 (2025)
Deeds & Mortgages	Aug 2019 Sale & Mortgage
Flood Zone	Zone AE (high risk)
APN	`24-5205-011-0080`

Property Details

APN / Parcel Number

Primary APN	`24-5205-011-0080`

Exterior

Lot Area	16,023 sqft (0.367 acres)

Location & Zoning

Street Address	920 MARINER DR
City	KEY BISCAYNE
State	FL
Zip	33149-2400
Property Category	Residential
Property Type	Vacant Land > Residential
Legal Description	5 55 42 CAPE FLA SUB SEC 2 PB 70-67 LOT 1 BLK 6 & PROP INT IN & TO WATERWAY LOT SIZE 109.000 X 147 F/A/U 24-5205-011-0090
Legal Range	42
Legal Township	55
Legal Section	05
Legal Subdivision	CAPE FLA SUB SEC 2
Legal Block	6
Legal Lot Number	1
Jurisdiction	DADE FL
Township / Civil Division	KEY BISCAYNE
Census Block Group	1
Census Block	1017
Census Tract	4602

Owner

Source: Miami-Dade County records · APN 24-5205-011-0080

Assessment roll updated July 1, 2025 · Last verified February 2026

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

Owner of Record	Company Name on File
Co-owner	Verified Secondary Owner
Mailing Address	2601 S BAYSHORE DR, COCONUT GROVE, FL 33133-5417
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Aug 07, 2019 · Amount on Record
Deed Sale	Aug 07, 2019 · Amount on Record
Prior Sale	Jan 11, 2011
Deed Document Number	2019R0496497
Deed Book / Page	31559 / 2566
Record Updated	Jun 08, 2026

August 2019: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	DADE FL
Recording Date	Aug 07, 2019
Property Address	920 MARINER DR, KEY BISCAYNE, FL 33149-2400
Document Number	0000496497
Book / Page	31559 / 2566
Map Reference	MB 70 PG 67
Instrument Date	Jul 03, 2019
Instrument	2019R0496497
Transaction Type	Transfer
Record Updated	Jul 29, 2022
Title Company	ATTORNEY

Transaction

Amount	Amount Recorded
Tax	$291.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name
Address	4909 SW 74TH CT, 4909, MIAMI, FL 33155-4412

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	2601 S BAYSHORE DR # 18TH, COCONUT GROVE, FL 33133-5417

Mortgage

Document Number	0000002569
Date	Aug 07, 2019
Instrument	31559/2569

Lender

Name	INTERNATIONAL FINANCE BANK
Type	Bank

Agreement

Type	ARM
Amount	Amount Recorded
Term	360 Months
Due	Aug 01, 2049

Interest

Rate Type	Adjustable Rate
Rate	3.88%
Type Change Date	Aug 01, 2022
Change Frequency	Annually
Min Rate At Change	3.88%
Max Rate At Change	5.88%
Index	1-Year CMT
Max Rate	9.88%

Tax Assessment & Valuation

Source: Miami-Dade County records · Assessment roll updated July 1, 2025 · Last verified February 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

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

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$102,427.00 (+24.91%)	$7,610,925 (+33.05%) Land $7,610,925	$7,610,925 (+33.05%) Land $7,610,925
2023	$82,003.00 (+9.5%)	$5,720,211 (+9.85%) Land $5,720,211	$5,720,211 (+9.85%) Land $5,720,211
2022	$74,891.00	$5,207,475 Land $5,207,475	$5,207,475 Land $5,207,475

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 120860046021, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone AE
Special Flood Hazard Area	Yes
Flood Hazard	High
100-Year Floodplain	Yes 1% annual chance
Floodway	No
Base Flood Elevation	10.0 ft
Flood Insurance Requirement	Required (federally backed mortgages)
Flood Insurance Cost	Premium on Record median of 201 individual NFIP policies nearby
Community Rating System	Class 8 (10% premium discount)
Nearby Flood Policies	201 in force
Nearby Flood Claims	312 (1979–2024)
Claims Outside the SFHA	1 of 312
Most Recent Claim	Jun 2024, rainfall accumulation
Claims By Storm	Hurricane Irma, Sep 2017 · 38 claims Hurricane Wilma, Oct 2005 · 26 claims Hurricane Andrew, Aug 1992 · 195 claims

Wildfire

Wildfire Risk	Not rated no burnable land in reach
Wildfire Likelihood	Negligible
Exposure	None 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 209 locations within about half a mile of this property

Provider	Technology	Download / Upload (Mbps)
AT&T	Fiber	5,000 / 5,000
Xfinity	Cable	2,000 / 250
Verizon	Fixed Wireless	300 / 20
T-Mobile USA	Fixed Wireless	100 / 20
AT&T	Fixed Wireless	100 / 20
AT&T	DSL	100 / 20

May also be available at this address: Xfinity, TPC ACC Acquisition. Availability varies by address; speeds are provider-advertised maximums, not measured.