$1,575,000

8403 Gulf Of Mexico Boulevard # 403, Marathon FL, 33050

Price per sqft$785.93

Built in1983

Property size2,004 sqft

Property typeCondominium

Overview

Sold

Closed

Listed Mar 22, 2026

Updated Sep 1

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.

Additional information

MLS^® ID: 619154

Interior Features

Bedrooms: 2
Bathrooms: 2
Cooling: Yes
Heating: Yes
Basement: No

Other Property Details

Taxes: $8,493
Tax Frequency: Annually
Association Fee Frequency: Quarterly
View: Yes
Pets Allowed: Yes
Pool: Yes
Waterfront: Yes

Listed by The Owen Lucas Team with Berkshire Hathaway HomeServices Keys Real Estate
Listing Contact: 305-393-0559

The IDX display contains information sourced from the Florida Keys Board of REALTORS® as of 9/1/2026. This data is intended solely for personal, non-commercial use and is not to be utilized for any other purposes except to identify potential properties for purchase. Although the MLS data displayed is typically considered reliable, it is not guaranteed to be accurate by the MLS. Buyers are responsible for verifying the accuracy of all information and are advised to conduct their own investigations or seek professional assistance. Other sources besides the Listing Agent may have contributed to the MLS data presented. Unless expressly specified in writing, the Broker/Agent has not confirmed any information obtained from external sources. The Broker/Agent may or may not have acted as the Listing and/or Selling Agent and cannot guarantee the accuracy of property locations displayed on any map. Any compensation offers are solely made to participants of the MLS where the listing is registered.

Data last updated on 9/1/2026 at 1:43 AM UTC