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$14,999,000 Just Listed

  • For Sale
  • Active
  • Single Family
  • 8 Beds
  • 7 Full Baths
  • 1 Partial Bath
  • 6,500 Sq. Ft.
  • Updated 1 day ago
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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: $14,999,000
  • Taxes: $52,503 (2025)
  • Status: Active
  • Type: Single Family
  • Source: 927
  • MLS ID: 620067
  • Updated: 5/29/2026
  • Added to Site: 1 day(s) ago

Interior

  • Interior Features: Walk-in Closet(s), Bar, Built-in Cabinets, Pantry, Quartz Countertops, Security System, Storage, Wet Bar, Window Treatments
  • Appliances: Dishwasher, Disposal, Dryer, Freezer, Microwave, Oven, Range, Refrigerator, Washer, Wine Cooler
  • Flooring: Tile, Concrete

Rooms

Bathrooms

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

Bedrooms

  • Total Bedrooms: 8

Other Rooms

  • Laundry: Laundry Room

Additional Information

  • Shared Amenities: Bike Paths
  • Pool: Yes
  • Pool Description: Concrete, In Ground

Exterior

  • Exterior Features: Hot Tub, Privacy Wall/Fence

Parking

  • Garage: Yes
  • Attached garage: Yes
  • Parking Features: Carport, Attached

Location

  • Area: 25 - Plantation Key
  • County: Monroe
  • Subdivision: Misc Plantation Key (85.0)

Community

  • Assoc. Fees Include: None
  • Pets Allowed: Yes

Heating & Cooling

  • Central air: Yes
  • Air Conditioning: Yes
  • Cooling Type: Central Air, Ceiling Fans(s)

Structural Information

  • Architectural Style: Above Flood
  • Construction Status: Updated/Remodeled
  • Construction: CBS
  • Roof: Concrete
  • Windows/Doors: Impact Rstnce Doors, Impact Rstnce Window
  • Square Feet: 6,500
  • Sq. Ft. Source: Seller
  • Year Built: 2002
  • Property Condition: Updated/Remodeled

Unit Information

  • Units in Building: 1

Lot Features

  • Property View: Ocean
  • Lot Size (Acres): 2.39
  • Lot Size (Sq. Ft.): 60,723
  • Lot Size Source: Property Data Card
  • Lot Dimensions: 850 x 127
  • Zoning: RE - Residential Estate

Water Features

  • Water Front: Yes
  • Water Front Desc.: Oceanfront

Financial Considerations

  • Tax Amount: $52,503.27
  • Tax Year: 2025

Disclosures and Reports

  • Legal Description: 5 63 38 Plantation Key Or Long Island Pt Gov Lt 6 And Adj Bay Btm G31-127/28 Or186-276(Ii Deed 22490) Or441-889 Or444-84
  • Flood Zone: AEYes0
  • APN: 92490000000

Listed by Berkshire Hathaway HomeServices Keys Real Estate - Islamorada, Kelsey Caputo - Frins (305) 363-9998

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Listing agent

— 89401 Old Hwy —

  • Kelsey Caputo - Frins

    Berkshire Hathaway HomeServices Keys Real Estate - 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
5/29/2026
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
2024
$49,183
—
$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.

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

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NMLS#: 1598647

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Listed by Berkshire Hathaway HomeServices Keys Real Estate - Islamorada, Kelsey Caputo - Frins (305) 363-9998

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89401 Old Highway, Plantation Key, FL 33070 (MLS# 620067) is a Single Family property with 8 bedrooms, 7 full bathrooms and 1 partial bathroom. 89401 Old Highway is currently listed for $14,999,000 and was received on May 29, 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.

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