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9300 Overseas Highway Marathon, FL $ 21,000,000
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$ 21,000,000 Get more info
9300 Overseas Highway
$ 21,000,000
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Share Save

9300 Overseas Highway

Marathon, FL, 33050
$ 21,000,000
Bedrooms5 Baths6.3 Sq 8,573

Monthly Estimate*

$ 129,301

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View a Virtual Tour

Single Family Home for sale in Marathon, FL

for $21,000,000 with 5 bedrooms and 6 full baths, 3 half baths. This 8,573 square foot home was built in 2007.

This breathtaking five-acre oceanfront estate, with 244 feet of private ocean frontage, is the crown jewel of the Florida Keys. From the moment you pass through the gates, you'll be captivated by a world of elegance, privacy, and unparalleled amenities. At the heart of this premier estate lies a resort-style pool oasis. The custom-designed 5,600+/- square foot main residence showcases exquisite craftsmanship. A separate 2,999 sq.ft. guest house offers a private retreat. A marina provide direct access to the world-famous waters of the Keys. Enjoy the gourmet kitchen, guest suites, movie theater and even the potential for a private hangar. This estate isn't just a home; it's a lifestyle—your personal resort blending tropical serenity, architectural excellence, and unmatched prestige.

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Single Family Active

Price

$ 21,000,000

Bedrooms

5

Full Bath

6

Half Bath

3

Property Type

Single Family

Taxes

$ 85,703

Style

Year Built

2007

Town/City

Marathon

County/Region

Monroe

MLS | Web ID

A11720611
Features
General
Sewer Public Sewer
Heating Electric
Cooling Central Air Ceiling Fan(s)
Utilities Cable Available
Possession Close Of Escrow
Roof Metal
Appliances Dryer Dishwasher Electric Water Heater Freezer Disposal Gas Range Ice Maker Microwave Refrigerator Washer
Garage Spaces 8
Association Fee Includes Maintenance Grounds
Patio/Porch Features Balcony Deck Open Porch
Architectural Style Detached Two Story
Pool Features Concrete In Ground Pool Equipment Pool
Security Features Fire Sprinkler System Smoke Detector(s)
Restrictions OK To Lease Rental Restriction
Construction Materials Block
Pets Allowed No Pet Restrictions Yes
Year Built 2007
View Ocean Pool
Stories Count 2
Levels Two
Property Subtype Single Family Residence
Tax Year 2023
Waterfront Features Ocean Access Ocean Front
Community Features Boat Facilities
Accessibility Low Threshold Shower Accessible Doors Accessible Hallway(s)
County Monroe
Property Type Residential
Attached Garage true
Subdivision Name Sea Crest Heights
Facing Direction North
Garage Y/N true
Other Structures Apartment Guest House
Total Rooms 0
Full Baths 6
Special Listing Conditions Listed As-Is
Status Active
Directions Overseas Highway South. Make a U-turn at 92nd Street Ocean. 400 feet turn right and enter private gate at 9300 Overseas Highway Marathon.
City Marathon
Senior Community Y/N false
Zoning Description SR
MLS Area 98 Florida Keys
Lot Size Units Square Feet
Lot Size Square Feet 216901
Listing Terms Cash Conventional
Spa Features Heated In Ground
Year Built Details Resale
Tax Annual Amount 85703
Property Condition Updated/Remodeled
MLS Area Minor Other Geographic Area (Out Of Area Only)
Lease Considered Y/N false
Virtual Tour https://tours.spacecrafting.com/n-y0jbkr
Standard Status Active
Occupancy Type Call Agent
Property Sub Type Additional Single Family Residence
Legal Description 1 66 32 KEY VACCAS PT GOV LOT 4 G70-98/99 OR839-1346DC OR926-2275/79 OR995-1422/30 OR1159-1818/19 OR1221-685/86 OR1727-2212/20 OR1438-1207/0
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Interior
Interior Amenities Wet Bar Built-in Features Bedroom on Main Level French Door(s)/Atrium Door(s) First Floor Entry Fireplace Handicap Access High Ceilings Custom Mirrors Main Level Primary Pantry Skylights Walk-In Closet(s) Workshop
Flooring Carpet Hardwood Other Tile Wood
Furnished Y/N Negotiable
Air Conditioning Y/N true
Heating Y/N true
Window Features Plantation Shutters Impact Glass Skylight(s)
Fireplace Y/N true
Half Baths 3
Total Bedrooms 5
Total Baths 9
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Exterior
Exterior Amenities Balcony Deck Fence Fruit Trees Lighting Porch Shed
Parking Features Attached Covered Electric Vehicle Charging Station(s) Garage RV Access/Parking Garage Door Opener
Lot Features 5-10 Acres Sprinklers Automatic
Water Source Public
Lot Size Area 216901
Foundation Details Raised
Spa true
Building Area Total 18482
Frontage Length 244
Waterfront Y/N true
Covered Spaces 8
Door Features French Doors
Other Equipment Generator
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* Excluded Features
List By
Coldwell Banker Schmitt Real E

Broker

brian.schmitt@cbschmitt.com

Email

Affordability Calculator

$136,443
Per Month
95%
5%
0%
Monthly Principal & Interest
$129,301
Monthly Property Taxes
$7,142
Monthly Home Insurance
--
Default based on a 30-year fixed rate of 6.25% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.
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Nearby
4827338 Elementary School
4827337 Middle School
Unknown High School High School
See complete school information
Pricing History
DatePricePrice ChangeDescription
10/31/2025$21,000,000 Listed Price

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9300 Overseas Highway, Marathon, FL, 33050 is a Single Family Home for sale at $21,000,000 with 8,573 sqft. 9300 Overseas Highway has 5 bedrooms, 6.3 baths, and was built in 2007. The property's zip code is 33050 which is in Marathon, FL

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