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Ad #7456052
MLS #619154
Listing photo

Welcome to 8403 Gulf of Mexico Blvd Marathon, Florida in

8403 Gulf Of Mexico Blvd # 403, Marathon, Florida, 33050
$1,595,000
2Beds
2Baths
2,004Sqft
0Acres

About this property

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.

Property Features

2 Beds
2 Baths
2,004 Sqft
Built in 1983
0 Acres
4 Stories
Siding: CBS
Concrete Roof
Has Swimming Pool
Central
$8,493 / yr property tax
Monroe County
Seawatch (535) Community

Additional Photos

Additional listing photo 1
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Contact Information

The Owen Lucas Team

Berkshire Hathaway HomeServices Keys Real Estate

305-393-0559

Location

Map
Listing Agent: The Owen Lucas Team (License #: 653995) 305-393-0559
Broker: Berkshire Hathaway HomeServices Keys Real Estate 305-743-7636 Listing Site
Copyright © 2026 Marathon and Lower Keys Association of Realtors. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.
BarrierFreeHome.com
Printed Jun 9, 2026

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$1,595,000

2
Beds
2
Baths
2,004
Sqft

8403 Gulf Of Mexico Blvd # 403, Marathon, Florida, 33050

By contacting this agent you agree to these Terms and Conditions.
Home Florida Marathon
Welcome to 8403 Gulf of Mexico Blvd Marathon, Florida in
Welcome to 8403 Gulf of Mexico Blvd Marathon, Florida in
Welcome to 8403 Gulf of Mexico Blvd Marathon, Florida in
Welcome to 8403 Gulf of Mexico Blvd Marathon, Florida in
Welcome to 8403 Gulf of Mexico Blvd Marathon, Florida in
MLS# 619154
Condo For Sale

Welcome to 8403 Gulf of Mexico Blvd Marathon, Florida in

$1,595,000

8403 Gulf Of Mexico Blvd # 403, Marathon, Florida, 33050

2
Beds
2
Baths
2,004
Sqft
0
Acres
$1,595,000
8403 Gulf Of Mexico Blvd # 403, Marathon, Florida, 33050
2 Beds
2 Baths
2,004 Sqft
0 Acres

Accessibility Features

Accessible Elevator Installed
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.
78 days
on BarrierFreeHome.com
44
views
0
saves

Property Details

HOME DETAILS

2 Beds
2 Baths
2,004 Sqft
Built in 1983
0 Acres
4 Stories

EXTERIOR

Siding: CBS
Concrete Roof
Has Swimming Pool

INTERIOR

Central

FINANCIAL & COMMUNITY

$8,493 / yr property tax
Monroe County
Seawatch (535) Community
See More Details

Location

Map
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Ad Statistics

Ad Number
7456052
Viewed
44 times
Listing Status
Active
Added
Mar 22, 2026
Last Refresh
Jun 08, 2026 09:04:43 PM

Listing Information

Data Source
Marathon and Lower Keys Association of Realtors
Source Property ID
619154
Listing Agent: The Owen Lucas Team (License #: 653995) 305-393-0559
Broker: Berkshire Hathaway HomeServices Keys Real Estate 305-743-7636 Listing Site
Copyright © 2026 Marathon and Lower Keys Association of Realtors. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.

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By proceeding, you authorize Dream Home Network Inc., its service providers (including real estate professionals such as Brokers, Listing Agents, Buyers Agents, and local referral partners), its affiliates, and other real estate professionals that may not be associated with Dream Home Network, to contact you using the contact details you provided, via email, phone call, and text (SMS), including using automated dialing technology and prerecorded and artificial voice, for marketing or advertising purposes, including contacting you about your inquiry and other home-related matters. You understand that your consent to the foregoing is not a condition of any purchase. Message and data rates may apply. This consent applies even if you are on a corporate, state or national Do Not Call list. Dream Home Network Inc. may share information about your recent and future site activity with its affiliates and service providers (including real estate professionals such as Brokers, Listing Agents, Buyers Agents, and local referral partners) to help them better understand what you are looking for in a property. To opt-out at any time you can reply "STOP" or contact Dream Home Network Inc. at csv@dreamhomenetwork.com.

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$1,898,000

3 Beds | 3.0 Baths | 2,277 Sqft

9960 Aviation Blvd, Marathon, FL, 33050

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Added: 02/10/2026 • Updated: 05/18/2026
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By proceeding you authorize Dream Home Network Inc., its service providers (including real estate professionals such as Brokers, Listing Agents, Buyers Agents, and local referral partners), and its affiliates, to contact me using the contact details you provided, via phone call or text (SMS) using automated dialing technology for marketing or advertising purposes, including contacting me about my inquiry and other home-related matters. Not a condition for purchase. Message and data rates may apply.
This consent applies even if you are on a corporate, state or national Do Not Call list. Dream Home Network Inc. may share information about your recent and future site activity with its affiliates and service providers (including real estate professionals such as Brokers, Listing Agents, Buyers Agents, and local referral partners) to help them better understand what I am looking for in a property. To opt-out at any time you can reply "STOP" or contact Dream Home Network Inc. at  csv@dreamhomenetwork.com.
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Alabama Alaska Arizona Arkansas California Colorado Connecticut Delaware Florida Georgia Hawaii Idaho Illinois Indiana Iowa Kansas Kentucky Louisiana Maine Maryland Massachusetts Michigan Minnesota Mississippi Missouri Montana Nebraska Nevada New Hampshire New Jersey New Mexico New York North Carolina North Dakota Ohio Oklahoma Oregon Pennsylvania Rhode Island South Carolina South Dakota Tennessee Texas Utah Vermont Virginia Washington West Virginia Wisconsin Wyoming
SERVICES
Buy Buy Advertise
COMPANY
Testimonials About Us Office Locations
SUPPORT
Help Contact Us
ADDITIONAL MARKETS
LakeHouse.com BeachHouse.com GolfHomes.com
SUBSCRIBE
Receive notifications for new listings
Subscribe

Dream Home Network Inc.

is committed to ensuring digital accessibility and property listings for individuals with disabilities. All information provided is deemed reliable but is not guaranteed and should be independently verified. We are continuously working to improve the accessibility of our web experience for everyone, and we welcome feedback and accommodation requests. If you wish to report an issue or seek an accommodation, please let us know.

Dream Home Network Inc. Sells leads to DHN Realty Inc. who holds real estate brokerage licenses in Alabama. Listing agents will be sent notification copy of leads on their listings where Dream Home Network Inc. is provided listings via our Feed Provider as required.

© 1997 - 2026 Wheelchair-accessible Housing & Universal Design Homes at Barrier Free Home
Part of Dream Home Network, Inc.
Last updated on 2026.06.09
Terms & Policy