Premier Brokers International
89401 Old Highway, Plantation Key, FL 33070
ActiveMLS listing sourceMIAMI REALTORS® MLS
ActiveMLS® A12028364
$13,500,000

89401 Old Highway, Plantation Key, FL 33070

Beds
8
Baths
8
Sqft
6,500
Est. payment$81,174/mo
Home type
Single Family Residence
Year built
2002
Lot size
60,548 sqft
Price / sqft
$2,077
HOA
$0/mo
Community
Old Highway

Property description

Behind private gates on prestigious Million Air Row, this exceptional oceanfront estate spans nearly 2.5 acres and offers a rare blend of luxury, privacy, and future potential. The recently renovated residence features 8 bedrooms, 7.5 bathrooms, double-height ceilings, spacious bedroom suites, abundant storage throughout, solid CBS construction, impact windows and doors, and a new concrete roof. Designed for the ultimate Florida Keys lifestyle, the property boasts protected basin dockage with a 24,000 lb boat lift, a private helicopter pad, hot yoga studio, resort-style pool with waterslides, waterfall, and spa, plus two covered carports and a large garage. Expansive grounds provide endless opportunities to add additional amenities such as pickleball, volleyball, guest accommodations, or a private beach retreat. A truly unique waterfront compound offering the space and exclusivity rarely found in the Florida Keys.

Listing activity

Days on market
105
Listed
Jun 1, 2026
MLS listing updated
Sep 14, 2026
Feed last checked
9 minutes ago

Listed by Kelsey Caputo- Frins · Langley Knight Gardner Islamorada

Map

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

Facts & features

Interior

Bedrooms & bathrooms

Bedrooms
8
Bathrooms
8
Bathrooms (decimal)
7.5
Full bathrooms
7
Half bathrooms
1

Rooms & features

Rooms
1
Interior features
Bar, Closet Cabinetry, Pantry, Storage, Walk-In Closet(s), Wet Bar
Flooring
Tile
Appliances
Dishwasher, Disposal, Dryer, Gas Range, Microwave, Refrigerator, Washer
Furnished
Furnished

Heating & cooling

Heating
Central
Cooling
Central Air
Property

Parking

Garage spaces
1
Garage
Yes
Carport spaces
4
Carport
Yes
Covered spaces
5
Parking features
Attached, Attached Carport, Attached Garage, Boat Access/Parking, Carport, Circular Driveway, Covered, Driveway, Garage, Guest, Paver Block, RV Access/Parking
Attached garage
Yes

Exterior

Stories
3
Patio & porch
Porch - Open, Porch
Exterior features
Balcony, Lighting
Fencing
Fenced
Pool
Yes
Pool features
In Ground
View
Ocean
Waterfront
Ocean
Waterfront property
Yes
Spa
Yes
Spa features
Heated

Lot

Lot size
60,548 sqft
Lot size (acres)
1.39 acres
Lot dimensions
2.37
Zoning
Residential Estate
Road surface
Paved
Construction

Type & style

Home type
Single Family Residence
Year built
2002

Materials

Construction
CBS
Roof
Concrete
Levels
Three Or More
Faces
East
Utilities & green energy

Utilities

Sewer
Public Sewer
Water
Public
Community & HOA

Community

Subdivision
Old Highway
MLS area
5940 - Other Florida County
MLS subarea
Other
Security
Smoke Detector(s)
Pets allowed
Yes
55+ community
No

Association

Has association
No
Estimated monthly dues
$0
Lease details

Not reported by the listing source.

Location

Area details

City
Plantation Key
County
Monroe
ZIP code
33070
Manufactured home details

Not reported by the listing source.

Financial & listing details

Listing

MLS number
A12028364
Possession
Close Of Escrow
Original list price
$14,999,000
Parcel number
00092490000000
Annual property tax
$52,503
Tax year
2025
Tax legal description
5 63 38 PLANTATION KEY OR LONG ISLAND PT GOV LT 6 AND ADJ BAY BTM G31-127
Additional MLS details

Reported by the listing source

Association
No
Bathrooms Total Decimal
7.5
Bathrooms Total Integer
8
Construction Materials
CBS
County Or Parish
Monroe
Days On Market
105
Direction Faces
East
Elementary School
Plantation Key
High School
Coral Shores
List Price
13500000
Living Area
6500
Lot Size Acres
1.39
Lot Size Area
60723
Lot Size Dimensions
2.37
MLSArea Major
5940 - Other Florida County
MLSArea Minor
Other
Middle Or Junior School
Plantation Key
Mls Status
Active
On Market Date
2026-06-01
Patio And Porch Features
Porch - Open, Porch
Postal Code
33070
Price Change Timestamp
2026-08-03T14:19:08Z
Property Sub Type
Single Family Residence
Property Type
Residential
Road Surface Type
Paved
Rooms Total
1
Security Features
Smoke Detector(s)
Senior Community
No
Standard Status
Active
State Or Province
FL
Status Change Timestamp
2026-06-01T04:00:00Z
Stories Total
3
Subdivision Name
Old Highway
Water Source
Public
Waterfront Features
Ocean
Tax Annual Amount
52503
Bathrooms Full
7
Pool Private
Yes
Bedrooms Total
8
Bathrooms Half
1

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

DateEventPrice
Jun 1, 2026ListedMIAMI REALTORS® MLS$14,999,000$2,308/sqft
Aug 3, 2026Price reducedMIAMI REALTORS® MLS$13,500,000$2,077/sqft

Public tax history

YearProperty taxesAssessment
2025$52,503—

Payment calculator

Estimated monthly payment$81,174/moIllustrative estimate, not a loan offer.
Principal & interest
$70,049
Property taxes
$4,375
Insurance
$6,750
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

Old Highway

Plantation Key · Monroe County · 33070

Climate risk

—

No licensed climate-risk source is connected.

Nearby schools

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

Nearby homes

12 homes

Similar homes

4 homes
MLS listing source

MIAMI REALTORS® MLS · Listing courtesy of Langley Knight Gardner Islamorada. All listings featuring the BMLS logo are provided by BeachesMLS, Inc. This information is not verified for authenticity or accuracy and is not guaranteed. Copyright ©2026 BeachesMLS, Inc. IDX information is provided exclusively for consumers’ personal, non-commercial use and may be used only to identify prospective properties they may be interested in purchasing or leasing. Terms of use · Equal Housing Opportunity.