ActiveMLS® A11812864

$12,485,000

420 Island Drive, Key Biscayne, FL 33149

Beds: 6
Baths: 8
Sqft: 6,405

Est. payment$78,420/mo

Home type: Single Family Residence
Year built: 2017
Lot size: 13,504 sqft
Price / sqft: $1,949
HOA: $0/mo
Community: CAPE FLORIDA SUB SEC 1

Property description

Spectacular and impeccably appointed modern residence situated on a 13,651 SF lot on prestigious Island Drive—one of Key Biscayne’s most elevated streets. Boasting a total of 8,011 SF, this 6-bedroom, 6 full bath + 2 half bath home is open, bright, and flooded with natural light throughout. Enjoy breathtaking water views and private access to the water in a setting that blends refined luxury with ultimate privacy. This residence showcases exquisitely curated, high-end designer finishes, a dramatic wine cellar, two expansive family rooms, and a closed 2-car garage. The outdoor living area is equally impressive, featuring a sleek summer kitchen and lush, professionally designed landscaping—ideal for elegant island living and entertaining. Per approved plans 6,405 SF under AC -8,682 SF Total

Listing activity

Days on market: 505
Listed: May 30, 2025
MLS listing updated: Jul 21, 2026
Feed last checked: 2 minutes ago

Listed by Elena Chacon · BHHS EWM Realty

Map

Map location is based on MLS-supplied coordinates. Verify the location before relying on it.

Facts & features

Interior

Bedrooms & bathrooms

Bedrooms: 6
Bathrooms: 8
Bathrooms (decimal): 7
Full bathrooms: 6
Half bathrooms: 2

Rooms & features

Rooms: 1
Interior features: Bedroom Layout - Split, Built-in Features, Custom Mirrors, High Ceilings, Kitchen Island, Pantry, Vaulted Ceiling(s), Walk-In Closet(s)
Flooring: Marble
Appliances: Electric Water Heater, Ice Maker, Microwave, Oven, Refrigerator, Washer
Laundry: Laundry Tub

Heating & cooling

Heating: Central
Cooling: Central Air

Property

Parking

Garage spaces: 0
Carport spaces: 1
Carport: Yes
Covered spaces: 1
Parking features: Covered, Garage Door Opener, Golf Cart Garage
Attached garage: No

Exterior

Stories: 2
Building area: 8,682 sqft
Entry level: 1
Exterior features: Other
Pool: Yes
Pool features: Child Gate, In Ground
View: Canal
Waterfront: Canal Front
Waterfront property: Yes

Lot

Lot size: 13,504 sqft
Lot size (acres): 0.31 acres
Zoning: 2000

Construction

Type & style

Home type: Single Family Residence
Year built: 2017
New construction: No

Materials

Construction: CBS
Roof: Aluminum, Other
Property condition: Resale
Levels: Two
Faces: West

Utilities & green energy

Utilities

Sewer: Public Sewer
Water: Public

Community & HOA

Community

Subdivision: CAPE FLORIDA SUB SEC 1
MLS area: 2520
55+ community: No

Association

Has association: No
Estimated monthly dues: $0
Amenities: None

Lease details

Not reported by the listing source.

Location

Area details

City: Key Biscayne
County: Miami-Dade
ZIP code: 33149

Manufactured home details

Not reported by the listing source.

Financial & listing details

Listing

MLS number: A11812864
Possession: Negotiable
Original list price: $14,000,000
Parcel number: 2452050100590
Annual property tax: $88,746
Tax year: 2024
Tax legal description: 5 55 42 PB 68-81 CAPE FLORIDA SUB SEC 1 LOT 27 & PROP INT IN & TO ADJ WATER OR WATERWAYS BLK 2 LOT SIZE 13651 SQ FT OR 15712-0901 1192 1 COC

Additional MLS details

Reported by the listing source

Association Amenities: None
Association: No
Bathrooms Total Decimal: 7
Bathrooms Total Integer: 8
Building Area Total: 8682
Construction Materials: CBS
County Or Parish: Miami-Dade
Days On Market: 505
Direction Faces: West
Elementary School: Key Biscayne K-8
High School: Coral Gables
Laundry Features: Laundry Tub
List Price: 12485000
Listing Contract Date: 2025-05-30
Living Area: 6405
Lot Size Acres: 0.31
Lot Size Area: 13651
MLSArea Major: 2520
Middle Or Junior School: Ponce De Leon
Mls Status: Active
On Market Date: 2025-05-30
Photos Count: 82
Postal Code: 33149
Price Change Timestamp: 2026-06-12T17:54:40Z
Property Sub Type: Single Family Residence
Property Type: Residential
Rooms Total: 1
Senior Community: No
Standard Status: Active
State Or Province: FL
Status Change Timestamp: 2025-05-30T21:44:18Z
Stories Total: 2
Subdivision Name: CAPE FLORIDA SUB SEC 1
Water Source: Public
Waterfront Features: Canal Front
Tax Annual Amount: 88746
Bathrooms Full: 6
Pool Private: Yes
Bedrooms Total: 6
Bathrooms Half: 2

Market value

Automated estimate—No licensed valuation source connected

Estimated sales range—Ask Karim for a local market analysis

Estimated rent—No licensed rental valuation source connected

Price history

Date	Event	Price
May 30, 2025	ListedMIAMI REALTORS® MLS	$14,000,000$2,186/sqft
Jun 12, 2026	Price reducedMIAMI REALTORS® MLS	$12,485,000$1,949/sqft

Public tax history

Year	Property taxes	Assessment
2024	$88,746	—

Payment calculator

Estimated monthly payment$78,420/moIllustrative estimate, not a loan offer.

Loan typeDown payment (%)Interest rate assumption (%)Loan termInsurance / month

Principal & interest: $64,782
Property taxes: $7,396
Insurance: $6,243
Association dues: $0

Live national rate context is displayed below through Mortgage News Daily’s official widget. The calculator rate remains a separate assumption until licensed machine-readable access is connected. This is not a loan offer.

Neighborhood

Area

CAPE FLORIDA SUB SEC 1

Key Biscayne · Miami-Dade County · 33149

Climate risk

—

No licensed climate-risk source is connected.

Nearby schools

Key Biscayne K-8Elementary

—

Ponce De LeonMiddle

—

Coral GablesHigh

—

School names and districts are MLS-reported when available. Verify attendance boundaries with the school district. Ratings require a licensed ratings provider.

Nearby homes

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