Recently Viewed Properties
See This Home
Save This Listing
Close

View All Photos

$13,500,000

  • For Sale
  • Active
  • Single Family
  • 8 Beds
  • 7 Full Baths
  • 1 Partial Bath
  • 6,500 Sq. Ft.
See This Home
Save This Home
See This Home
Save This Home
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.

Full Property Details for 89401 Old Hwy

General

  • Price: $13,500,000
  • Taxes: $52,503 (2025)
  • Status: Active
  • Type: Single Family
  • Source: Greater_Miami
  • MLS ID: A12028364
  • Updated: 8/3/2026
  • Added to Site: 103 day(s) ago

Interior

  • Interior Features: First Floor Entry, Second Floor Entry, Bar, Closet Cabinetry, Pantry, Walk-In Closet(s), Wet Bar, Family Room, Storage
  • Appliances: Dishwasher, Disposal, Dryer, Microwave, Gas Range, Refrigerator, Washer
  • Furnishings: Furnished, Furniture Negotiable
  • Flooring: Tile

Rooms

Bathrooms

  • Total Bathrooms: 8
  • Full Bathrooms: 7
  • Half Bathrooms: 1

Bedrooms

  • Total Bedrooms: 8
  • Bedroom Features: Entry Level

Other Rooms

  • Living Room: Family Room, Storage Room Sq. Ft.

Additional Information

  • Pool: Yes
  • Pool Description: In Ground, 25x30
  • Spa: Yes
  • Security/Safety: Smoke Detector

Exterior

  • Exterior Features: Lighting, Open Balcony
  • Deck/Patio: Open Balcony, Open Porch

Parking

  • Garage: Yes
  • Attached garage: Yes
  • Garage Spaces: 1
  • Carports: Yes
  • Carport Spaces: 4
  • Covered Spaces: 5
  • Parking Features: Attached Carport, Circular Driveway, Covered, Driveway, Guest, Paver Block, Rv/Boat Parking

Location

  • Area: Old Highway
  • County: Monroe County
  • Subdivision: Old Highway
  • Building Name: Old Highway
  • Direction Faces: East

Community

  • Community Name: Old Highway

Heating & Cooling

  • Air Conditioning: Yes
  • Cooling Type: Central Air
  • Heating Type: Central

Utilities

  • Sewer: Public Sewer
  • Water: Municipal Water

Structural Information

  • Architectural Style: Attached, Three Or More Stories
  • Structure Type: House
  • Detached/Attached: Detached
  • Construction: CBS Construction
  • Roof: Concrete
  • Windows: Complete Impact Glass
  • Doors: High Impact Doors
  • Square Feet: 6,500
  • Living Area: 6,500 Sq. Ft.
  • Year Built: 2002

Lot Features

  • Property View: Ocean
  • Lot Size (Sq. Ft.): 60,723
  • Frontage Feet: 108
  • Lot Features: 2 To Less Than 3 Acre Lot
  • Zoning: Residential Estate
  • Fencing (Description): Fenced

Water Features

  • Water Front: Yes
  • Water Front Desc.: Ocean Access, Ocean Front

Financial Considerations

  • Price Per Sq. Ft.: $2,076.92
  • Tax Amount: $52,503
  • Tax Year: 2025

Disclosures and Reports

  • Legal Description: 5 63 38 PLANTATION KEY OR LONG ISLAND PT GOV LT 6 AND ADJ BAY BTM G31-127
  • Restrictions: Ok To Lease With Res
  • Inclusions: Boatlift, Private Dock
  • Property ID: 00092490-000000

Listed by Langley Knight Gardner Islamorada

Quickly Find Out More

* Indicates a required field

Yes, I would like more information. Please use and/or share my information with a Coldwell Banker ® affiliated agent to contact me about my real estate needs. By clicking Send Message, I request to be contacted by phone or text message and consent to being contacted by automated means. I understand that my consent to receive calls or texts is not a condition of purchasing any property, goods, or services. Alternatively, I understand that I can access real estate services by email or I can contact the agent myself.

If an Coldwell Banker affiliated agent is not available in the area where I need assistance, I agree to be contacted by a real estate agent affiliated with another brand owned or licensed by Anywhere Real Estate (BHGRE®, CENTURY 21®, Corcoran®, ERA®, or Sotheby’s International Realty®). I acknowledge that I have read and agree to the Terms of Use and Privacy Notice.

We Value Your Privacy

Listing agent

— 89401 Old Hwy —

  • Langley Knight Gardner Islamorada

Get Pre-Approved Today

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Schools serving 89401 Old Hwy

School District:Monroe County School District, Middle Torch Key, FL
NameGradesDistance
Plantation Key School
100 Lake Road, Tavernier, FL 33070
PK-80.3 mi
Coral Shores High School
89901 Old Highway, Tavernier, FL 33070
9-120.5 mi
Disclaimer: School attendance boundaries provided by ATTOM Data Solutions and are for reference only. Contact the school directly to verify enrollment eligibility.

Price & Sales History for 89401 Old Hwy Get Price Alerts and Save Property

Date
Details
Price
Change
Source
8/03/2026
Price Reduced
$13,500,000
-9.99%
MLS
6/01/2026
Listed
$14,999,000
597.63%
MLS
4/11/2011
Sold
$2,150,000
—
Public Record
Get Price Alerts and Save Property
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

Tax History for 89401 Old Hwy

Year
Property Taxes
Change
Tax Assessment
Change
2025
$52,503
7%
$6,799,258
—
2024
$49,183
7%
$6,783,581
8%
2023
$46,124
30%
$6,290,627
75%
2021
$35,558
-12%
$3,592,012
-28%
2022
$40,438
14%
$5,021,328
38%
2021
$35,558
13%
$3,630,853
20%
2019
$31,531
-6%
$3,034,436
-2%
2018
$33,562
2%
$3,089,273
-12%
2017
$32,851
-2%
$3,525,936
-5%
2016
$33,608
11%
$3,727,777
64%
2015
$30,220
38%
$2,272,200
10%
2014
$21,894
-1%
$2,065,637
1%
2013
$22,076
—
$2,049,550
—
View All
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

Estimate the Cost for 89401 Old Hwy

$
Down Payment
%
$
%

$
$

*These costs are estimates, and the interest rates assume exceptional credit standing.

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Listed by Langley Knight Gardner Islamorada

Similar Properties near 89401 Old Hwy

This is a carousel with tiles that activate property listing cards. Use the previous and next buttons to navigate.

16 Seaside Ave, Key Largo, FL 33037 - Photo 1
$11,750,000

16 Seaside Ave  Key Largo, FL 33037

  • Single Family
  • Active
  • 7
    Beds
  • 9
    Total Baths
  • 6,585
    Sq. Ft.
75840 Overseas Hwy, Islamorada, FL 33036 - Photo 1
$13,250,000

75840 Overseas Hwy  Islamorada, FL 33036

  • Single Family
  • Active
  • 7
    Beds
  • 7
    Total Baths
88351 Old Hwy, Islamorada, FL 33070 - Photo 1
$14,990,000

88351 Old Hwy  Islamorada, FL 33070

  • Single Family
  • Active
  • Updated 3 days ago
  • 6
    Beds
  • 9
    Total Baths
  • 7,590
    Sq. Ft.
88351 Old Hwy, Plantation Key, FL 33036 - Photo 1
$14,990,000

88351 Old Hwy  Plantation Key, FL 33036

  • Single Family
  • Active
  • Updated 3 days ago
  • 6
    Beds
  • 9
    Total Baths
  • 7,590
    Sq. Ft.
Listed by Berkshire Hathaway HomeServices EWM Realty, Jason Zarco and Berkshire Hathaway HomeServices EWM Realty, Esther Percal

Just Listed near 89401 Old Hwy

This is a carousel with tiles that activate property listing cards. Use the previous and next buttons to navigate.

301 Little Miss Muffett Ln, Key Largo, FL 33037 - Photo 1 Just Listed
$2,295,000

301 Little Miss Muffett Ln  Key Largo, FL 33037

  • Mobile Home
  • Active
  • Updated 4 days ago
  • 3
    Beds
  • 2
    Total Baths
  • 1,200
    Sq. Ft.
Listed by The Firm Realty Group, Pedro 'Pete' Riveiro, PA
16 Jewfish Ave, Key Largo, FL 33037 - Photo 1 Just Listed
$768,000

16 Jewfish Ave  Key Largo, FL 33037

  • Single Family
  • Active
  • Updated 1 day ago
  • 3
    Beds
  • 2
    Total Baths
  • 1,469
    Sq. Ft.
Listed by American Caribbean Real Estate, Christie's International Real Estate, Terry Canto,Top Producer
36 E 2nd St, Key Largo, FL 33037 - Photo 1 Just Listed
$89,000
Open House

36 E 2nd St  #p4  Key Largo, FL 33037

  • Single Family
  • Active
  • Updated 2 days ago
  • 2
    Beds
  • 1
    Total Bath
  • 900
    Sq. Ft.
110 Indian Ave, Key Largo, FL 33070 - Photo 1 Just Listed
$685,000

110 Indian Ave  Key Largo, FL 33070

  • Single Family
  • Active
  • Updated 4 hours ago
  • 3
    Beds
  • 2
    Total Baths
  • 1,080
    Sq. Ft.
Listed by Coldwell Banker Schmitt Islamorada, Lauren Hoefert Dunn

Price Reduced near 89401 Old Hwy

This is a carousel with tiles that activate property listing cards. Use the previous and next buttons to navigate.

92550 Overseas Hwy, Tavernier, FL 33070 - Photo 1 Price Reduced
-$5,000 (-1.02%)
$485,000

92550 Overseas Hwy  #214  Tavernier, FL 33070

  • Condo
  • Active
  • Updated 3 days ago
  • 2
    Beds
  • 2
    Total Baths
  • 950
    Sq. Ft.
811 La Paloma Rd, Key Largo, FL 33037 - Photo 1 Price Reduced
-$50,000 (-5.26%)
$899,900

811 La Paloma Rd  Key Largo, FL 33037

  • Single Family
  • Active
  • Updated 3 days ago
  • 3
    Beds
  • 2
    Total Baths
  • 1,342
    Sq. Ft.
360 Mahogany Dr, Key Largo, FL 33037 - Photo 1 Price Reduced
-$40,000 (-5.01%)
$759,000

360 Mahogany Dr  Key Largo, FL 33037

  • Single Family
  • Active
  • Updated 2 days ago
  • 3
    Beds
  • 2
    Total Baths
  • 1,040
    Sq. Ft.
Listed by Berkshire Hathaway HomeServices Keys Real Estate - Islamorada, Karol Marsden
304 2nd Terrace, Key Largo, FL 33037 - Photo 1 Price Reduced
-$5,000 (-0.68%)
$730,000

304 2nd Terrace  Key Largo, FL 33037

  • Single Family
  • Active
  • Updated 3 days ago
  • 4
    Beds
  • 2
    Total Baths
  • 2,283
    Sq. Ft.
Listed by Beycome of Florida, LLC, Steven Koleno

Recent Sales near 89401 Old Hwy

This is a carousel with tiles that activate property listing cards. Use the previous and next buttons to navigate.

95410 Overseas Hwy, Key Largo, FL 33037 - Photo 1 Sold
$15,250,000

95410 Overseas Hwy  Key Largo, FL 33037

  • Single Family
  • Closed
  • Updated 19 hours ago
  • 6
    Beds
  • 7
    Total Baths
  • 3,862
    Sq. Ft.

89401 Old Highway, Plantation Key, FL 33070 (MLS# A12028364) is a Single Family property with 8 bedrooms, 7 full bathrooms and 1 partial bathroom. 89401 Old Highway is currently listed for $13,500,000 and was received on June 01, 2026. Want to learn more about 89401 Old Highway? Do you have questions about finding other Single Family real estate for sale in Plantation Key? You can browse all Plantation Key real estate or contact a Coldwell Banker agent to request more information.

Tour this property