8403 Gulf Of Mexico Boulevard # 403, Marathon, FL 33050
New Listing
$1,699,000
Property Type:
Residential
Bedrooms:
2
Baths:
2
Square Footage:
2,004
Status:
Active
Current Price:
$1,699,000
List Date:
3/22/2026
Last Modified:
3/22/2026
Description
Welcome to 8403 Gulf of Mexico Blvd Marathon, Florida in exclusive Seawatch Condominiums. This one-of-a-kind, customized penthouse condo boasts only the best views and comes with a 40' boat slip equipped with a 30k lb. lift. This residence was renovated down to the concrete, offering unparalleled luxury and sophistication. Just stepping into the unit you will be captivated as the expansive windows bring sweeping views of both the Atlantic and the Gulf into the space. Custom touches to the living space include: custom wood paneling lining the open living space, a unique wood paneled office/lounge, hard wired Lutron blinds, custom cherry cabinetry, top-of-the-line stainless steel appliances, Sonos speakers throughout, river reclaimed Dade county pine flooring throughout, impeccable stone work in the bathrooms and all within an spacious open floor style living area.
Seawatch offers an array of amenities such as: securely gated entrance, a fully-equipped gym, a large on-site storage barn, ample space to store your boat and RV, newly renovated resort sized pool, spa and cabana, club house, tennis and pickle ball courts, lush tropical landscaping and gardens and marina offering protective dockage.
More Information MLS# 619154
Contract Information
Current Price: $1,699,000
Listing Date: 2026-03-18
Listing Board: Marathon/Lower Keys
List Price: $1,699,000
As is Rght to Inspct: Yes
Potential Short Sale: No
Bank Owned: No
Species List: No
Location Tax Legal
Street #: 8403
Street Name: Gulf Of Mexico
Street Suffix: Boulevard
Key/Island: Marathon
State/Province: FL
Zip Code: 33050
County: Monroe
Subdivision: Seawatch (53.5)
Area: 16 - Sombrero Bch Rd to Vaca Cut - Oceanside
General Property Description
Realtor.COM Type: Residential - Condo/Townhouse
Style: Condo
Waterfront: Yes
Control Depth: 4
Unit/Complex: Unit
Pool: Yes
Year Built: 1983
Total Units: 48
Lot Sqft Source: Property Data Card
Living Apx SqFt: 2004
SqFt Source: Property Data Card
Total Bedrooms: 2
Full Baths: 2
Total Baths: 2
Floor Number: 4
Rentals Allowed: With Restrictions
Min Rental Days: 30
Status Change Info
Status: Active
Association Info
Mandatory Home Owners Asc: Yes
Condo Doc's: Yes
1st Right of Refusal: Yes
Association Fee $: 6464.37
Assoc/Mnt Fee Per: Quarterly
Dockage
Dock Length: 40
Dock: Concrete
Seawall: Concrete
Building Style
Above Flood: Yes
Stories: 4 Stories
Vehicle Storage
Car(s): 1
Pool Info
Heated: Yes
Financial Status
Auction: No
Bank Owned: No
Potential Short Sale: No
Standard Sale: Yes
Property Features
Fee Includes: Bldg Exterior Mnt; Building Insurance; Common Area Mnt; Exterminating; Security
Tax Exemptions: None
Waterfront: Bay Front; Gulf Front; Open Water
Waterview: Bay/Gulf View; Ocean View; Open Water View
Dockage: Boat Lift
Property Condition: Updated/Remodeled
Vehicle Storage: Covered Parking; Guest Parking
Furnished: Negotiable
Cooling: Ceiling Fans(s); Central Air
Heating: Central
Utilities: Cable Available; Elect Separate Meter; FKAA; Municipal Sewer
Interior Features: Built-in Cabinets; Drapes/Blinds Incl; Elevator; Quartz Countertops; Split Bedroom; Storage; Walk-in Closet(s); Window Treatments
Pre-Wired: Cable
Appliances: Dishwasher; Dryer; Microwave; Oven; Range; Refrigerator; Stainless Steel Appliance(s); Washer; Wine Cooler
Exterior Features: Bar; Fencing; Storage; Tennis Court(s)
Pool Info: In Ground; Concrete
Construction: CBS
Floor: Marble; Wood
Roof: Concrete Roof
Pets: Pets Allowed
Neighborhood Feature: Clubhouse; Community Pool; Manager on Premises; Tennis Courts
Security: Electric Gate; Secured Building
Land Size: 10 or more Acres
Terms: Cash; Conventional
Title: Title Ins - Buyer
Listing Office: Berkshire Hathaway HomeServices Keys Real Estate
Last Updated: March - 22 - 2026
The data relating to real estate for sale on this web site comes in part from the Florida Keys MLS, Inc. Information provided is deemed reliable but not guaranteed. All properties are subject to prior sale, change or withdrawal. The information being provided is for consumers’ personal, non-commeral use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. IDX data is deemed reliable but is not guaranteed accurate by the MLS.