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$6,500,000

  • For Sale
  • Active
  • Single Family
  • 4 Beds
  • 3 Full Baths
  • 4,103 Sq. Ft.
  • Updated 5 hours ago
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Open Oceanfront Estate with Deep Water Dockage on 1.5 Acres on Millionaires' Row... Islamorada's premier address. New dock with two boat lifts (16,000 lb. and 10,000 lb.) to enjoy one of the best boating locations in the Keys, plus a 4,103 s.f. home with 4 bedrooms, 3 full baths, a large heated pool, winding private driveway, and a soaring central atrium surrounded by walls of windows to frame the ocean view. Open ocean views from the living room, Florida room, porches, master bedroom and upstairs loft. Living room with wet bar and pass-through window to the gourmet kitchen and separate dining room, all with Saturnia stone floors. Direct boating access to the best offshore fishing and diving, plus quick Florida Bay access. RE Zoning allows weekly rentals for great income potential. The sandy backyard is shaded by palms and the large pool is fenced for privacy. The winding drive from the gate to the home is dotted with seating spots for enjoying the wildlife and tropical foliage. There is also a separate storage room and workshop downstairs, a gardening shed and landscape lighting along the driveway. Call today!

Full Property Details for 88547 Old Hwy

General

  • Price: $6,500,000
  • Taxes: $21,027 (2023)
  • Status: Active
  • Type: Single Family
  • Source: 927
  • MLS ID: 610778
  • Updated: 5/13/2026
  • Added to Site: 666 day(s) ago

Interior

  • Interior Features: Workshop, Entrance Foyer, Walk-in Closet(s), Built-in Cabinets, Granite Counter Top, Pantry, Split Bedroom, Storage, Wet Bar, Whirlpool Bath Tub
  • Appliances: Stainless Steel Appliance(s), Solar Hot Water, Dishwasher, Dryer, Ice Machine, Microwave, Oven, Range, Refrigerator, Washer, Wine Cooler
  • Flooring: Tile, Carpet

Rooms

Bathrooms

  • Total Bathrooms: 3
  • Full Bathrooms: 3

Bedrooms

  • Total Bedrooms: 4

Other Rooms

  • Laundry: Laundry Room

Additional Information

  • Shared Amenities: Other Area Features
  • Pool: Yes
  • Pool Description: Concrete, Heated, In Ground, Decked

Exterior

  • Exterior Features: Lighting, Outdoor Shower, Storage
  • Deck/Patio: Screened Patio, Open Porch/Balcony, Patio
  • Porch/Patio/Deck: Screened Patio, Open Porch/Balcony, Patio

Parking

  • Parking Features: Open, Guest, Off Street, Covered, Carport

Location

  • Area: 25 - Plantation Key
  • County: Monroe
  • Subdivision: Key Heights (88.5)
  • Driving Directions: Old Highway behind Forest Tek Lumber

Community

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

Heating & Cooling

  • Central air: Yes
  • Air Conditioning: Yes
  • Cooling Type: Wall/Window Unit(s), Central Air, Ceiling Fans(s)

Structural Information

  • Architectural Style: Above Flood
  • Construction: CBS
  • Roof: Metal
  • Windows/Doors: Double Hung Windows, Glass Doors, Sliding Glass Doors, Shutters
  • Square Feet: 4,103
  • Sq. Ft. Source: Seller
  • Year Built: 1996

Unit Information

  • Units in Building: 1

Lot Features

  • Property View: Open Water View, Ocean
  • Lot Size (Acres): 1.5
  • Lot Size (Sq. Ft.): 65,340
  • Lot Size Source: Tax Records
  • Lot Dimensions: 100 x 857 x 833 x 87
  • Zoning: RE - Residential Estate

Water Features

  • Water Front: Yes
  • Water View: Yes
  • Water Front Desc.: Oceanfront, Open Water

Financial Considerations

  • Tax Amount: $21,027.04
  • Tax Year: 2023

Disclosures and Reports

  • Legal Description: BK 1 LT 22 KEY HEIGHTS SECTION 1 PLANTATION KEY PB3-96
  • Flood Zone: X, AE, VE, 0.2 PC
  • APN: 00415770-000000

Listed by Coldwell Banker Schmitt Islamorada, Brett Newman (305) 393-1770 and Coldwell Banker Schmitt Islamorada, Margo Newman (305) 393-1770

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Listing agents

— 88547 Old Hwy —

  • Brett Newman

    Coldwell Banker Schmitt Islamorada

  • Margo Newman

    Coldwell Banker Schmitt 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 88547 Old Hwy

School District:Monroe County School District, Middle Torch Key, FL
NameGradesDistance
Plantation Key School
100 Lake Road, Tavernier, FL 33070
PK-81.3 mi
Key West High School
2100 Flagler Avenue, Key West, FL 33040
9-1282.3 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 88547 Old Hwy Get Price Alerts and Save Property

Date
Details
Price
Change
Source
3/19/2026
Price Reduced
$6,500,000
-13.33%
MLS
5/16/2025
Price Increased
$7,500,000
15.38%
MLS
7/16/2024
Listed
$6,500,000
182.61%
MLS
3/16/2012
Sold
$2,300,000
—
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 88547 Old Hwy

Year
Property Taxes
Change
Tax Assessment
Change
2024
$21,168
—
$2,378,552
3%
2024
$21,168
1%
$2,311,518
3%
2023
$21,027
—
$2,244,193
6%
2021
$20,952
2%
$2,115,368
-3%
2022
$20,630
-2%
$2,178,829
4%
2021
$20,952
-6%
$2,086,162
7%
2019
$22,388
-8%
$1,958,118
-2%
2018
$24,268
3%
$2,006,359
2%
2017
$23,459
-3%
$1,965,093
2%
2016
$24,200
2%
$1,924,675
1%
2015
$23,691
20%
$1,911,296
1%
2014
$19,756
-8%
$1,896,127
-7%
2013
$21,490
—
$2,045,393
—
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 88547 Old Hwy

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*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

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Listed by Coldwell Banker Schmitt Islamorada, Brett Newman (305) 393-1770 and Coldwell Banker Schmitt Islamorada, Margo Newman (305) 393-1770

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88547 Old Highway, Upper Sugarloaf Key, FL 33070 (MLS# 610778) is a Single Family property with 4 bedrooms and 3 full bathrooms. 88547 Old Highway is currently listed for $6,500,000 and was received on July 16, 2024. Want to learn more about 88547 Old Highway? Do you have questions about finding other Single Family real estate for sale in Upper Sugarloaf Key? You can browse all Upper Sugarloaf Key real estate or contact a Coldwell Banker agent to request more information.

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