Excellent opportunity to build your dream home in the Florida Keys. This vacant lot on 122nd Street Gulf includes one Transferable Building Right (TBR), offering exceptional value and flexibility for future development. The lot measures approximately 52.5 feet wide by 60 feet deep and is located directly across from Martin Luther Church. Enjoy open-water views from future construction and convenient access to marinas, dining, and shopping. This is the lowest-priced lot with a TBR currently available in the City of Marathon, making it an outstanding investment or build opportunity in the heart of the Florida Keys.
Vacant Bay Side Lot with Dock Slip - Marathon, FL Build your dream home in the heart of the Florida Keys! This vacant lot on the bay side offers a rare opportunity to create your own tropical retreat. Enjoy direct access to the water with an assigned boat dock slip—perfect for boating, fishing, and soaking in stunning Keys sunsets. Located in a desirable Marathon community, this property combines convenience with the unmatched beauty of island living. Whether you're planning a full-time residence, vacation home, or investment property, this lot provides the perfect foundation for your vision.
Vacant Bay Side Lot with Dock Slip - Marathon, FL Build your dream home in the heart of the Florida Keys! This vacant lot on the bay side offers a rare opportunity to create your own tropical retreat. Enjoy direct access to the water with an assigned boat dock slip—perfect for boating, fishing, and soaking in stunning Keys sunsets. Located in a desirable Marathon community, this property combines convenience with the unmatched beauty of island living. Whether you're planning a full-time residence, vacation home, or investment property, this lot provides the perfect foundation for your vision.
LAST PRICE DROP BEFORE MONROE COUNTY PURCHASES THIS LOT FOR CONSERVATION. Quiet Neighborhood in Grassy Key with utilities at the road. Buy this lot now for a great investment once the building permits resume issuance at a normal rate. It is believed to be unbuildable and price has been reduced to reflect this. Take advantage of this lull in the market and reserve your dream at a fraction of the price. Property is being sold by special warranty deed without title insurance.
Build your dream home on this exceptional 11,600 sq. ft. bayfront lot in the prestigious, gated community of Stirrup Key. Offering open water views, this parcel provides the perfect canvas for a custom residence designed to capture the beauty of the Florida Keys lifestyle. With ample space for your ideal floor plan, this deed-restricted community ensures a neighborhood of high-quality homes while maintaining privacy and exclusivity. Located within the City of Marathon, Stirrup Key combines upscale living with convenient access to world-class fishing, boating, dining, and the best of the Keys. Don't miss this rare opportunity to create your own waterfront paradise in one of Marathon's most desirable enclaves.
This rare 9-acre waterfront parcel is located on secluded Boot Key, a largely undeveloped island within the city limits of Marathon in the heart of the Florida Keys. Accessible only by boat since the drawbridge connection to Vaca Key was removed in 2010, the property offers privacy, natural beauty, and exceptional potential. Zoned mixed use, it includes 24 existing docks, a building and radio towers from a former local radio station, and portions of the land currently leased to fishermen. There are no active utilities on site, making it a true blank canvas for future development or a private retreat. With motivated ownership and flexible possibilities, this is a unique opportunity to secure a piece of the Florida Keys.
Courtesy: LPT Realty, LLC
877-366-2213
Unbuildable Lot in Marathon - No Development Rights.This parcel has no ROGO points and cannot be developed. Ideal for conservation, mitigation banking, or long-term investment. No utilities or access to permits. Sold as-is. Cash only. Buyer to verify all information with Monroe County.
Ready to Build Your Dream Florida Keys Estate? This rare opportunity includes two large adjacent, cleared parcels, totaling 21,798 sq ft, in the heart of Marathon, already vested with a City of Marathon Market Rate Transferable Building Right, (TBR) — meaning no wait, no red tape - start building immediately! Positioned on a deepwater canal with 7.9' controlling depth, this location is ideal for large vessels and offers quick access to the open Atlantic, while providing protected dockage in a serene setting. Enjoy views toward the ocean from this extraordinary site. Dock permits are pending, and the sale includes a full set of architectural plans for a luxury residence complete with a private pool and pickleball court—all crafted by a respected local engineering firm and ready for permitting submission. Renderings of the completed home bring the vision to life and are featured in the listing gallery. No guessing, no waiting—just groundbreaking luxury. Watch the video Create your personal Keys retreat today.
Huge buildable vacant lot in desirable Flamingo Island neighborhood near Sombrero Country Club WHITH DEVELOPMENT APPROVAL !!! The lot is 17,790 sf and conveys with an approved house plans. The beautiful Sombrero Beach is just minutes away. Marathon is perfectly located in the heart of the keys with incredible restaurants, local shopping and every water activity imaginable. In addition, is one of the most populated city in the Florida Keys and is considerated the cultural center of the Keys. It includes some luxuries of city life such as a golf course. Close to essential stores, bars and much more. Buy now and build your dream home !!!
RARE 100' of waterfront re-development opportunity w/ DEEP WATER DOCKAGE APPROVED! 200' HIGHWAY FRONTAGE! Huge 74,890 SQ FT site with ACTIVE Conditional Use PERMIT for 10 unit & 4 affordable staff group home units. No TDR's required for pure commercial use! 6 TDR's available, plus more. MIXED USE ZONING - many commercial-residential possibilities, e.g.: up to 10 market rate units, higher density w/ affordable housing, or boutique HOTEL if you bring transient rights, etc. Includes a versatile 2 story raised CBS 6,128 SQ FT building, plus 2,340 SQ FT of outdoor porches. Near Vaca Cut for easy Ocean-Bay access, near airport, SHORT-TERM RENTALS! Contact Peter for info and tour of this amazing opportunity. THE KEYS LIFESTYLE - live, work, business, family compound - do it all right here!
Courtesy: Coldwell Banker Schmitt RE Co
305-743-5181
Build Your Dream Waterfront Home on Duck Key in the Florida KeysDevelopment Rights and Active Building Permit in Place to build now!Nestled in the heart of the Florida Keys, 421 Harbour Drive, Duck Key, is a stunning homesite offering breathtaking views of both the Atlantic Ocean and Gulf. Located on Harbour Drive - a street that feels like an island on an island - this property delivers unparalleled serenity while still being close to world-class amenities. Just moments away, you'll find the renowned Hawk's Cay Resort, offering fine dining and luxurious resort experiences, as well as the local HOA clubhouse with pool, tennis courts and pickleball. Skip the long permitting process and start building your coastal dream home today.
RARE 100' of waterfront re-development opportunity with DEEP WATER DOCKAGE APPROVED! 200' HIGHWAY FRONTAGE! Huge 74,890 SQ FT site with an approved Conditional Use PERMIT for 10 unit and 4 affordable staff group home units. 6 TBR's are available to add on, more are available. No TDR's required for pure commercial use! MIXED USE ZONING has many commercial-residential possibilities...for example: could go to 10 market rate units on site, or higher density with affordable housing, or boutique HOTEL if you bring transient rights, etc. Includes a RECERTIFIED two-story raised CBS 6,128 SQ FT building that could be used in so many different ways, includes 2,340 SQ FT of extra outdoor porches. BEST LOCATION near Vaca Cut for easy Ocean-Bay access, easy airport access, SHORT-TERM RENTAL FRIENDLY! Contact Peter and Ewa Schwarz for more info and a private viewing of this amazing opportunity to get into THE KEYS LIFESTYLE...live, work, business, family compound...you can do it all right here on the water!
Open water views. 7876 sq ft lot with Building Right and Dock Permit at 252 Pescayo Ave just off Coco Plum Dr in Marathon, Fl 33050 89'+/-waterfrontage X 160' ave depth. Active Mangrove Fringe Clearing Permit.
INVESTORS! Opportunity to own a contiguous Bay front buildable lot on the Florida Bay within an exclusive gated community in Stirrup Key, Marathon Florida Keys. Buyers to verify permit process or potential to create a ''tie in'' to the existing home on Lot 30. Possibilities are endless depending on your needs. Apply to build an accessory structure and purchase the bay home for a large family retreat. Add a pool and putting green to the single family home for more recreation. Tie in an accessory structure to the existing single family home on extra lot. Park your boat and launch your boat in the homeowner's park.
Rare opportunity to own an oversized half-acre (21,808 SF) dry lot in the highly desirable Coco Plum neighborhood of Marathon. Ideally located directly across from Coco Plum Beach, this oversized parcel offers beautiful ocean views and endless possibilities in one of the Florida Keys’ most sought-after locations. Enjoy easy access to the beach, boating, fishing, dining, and all that Marathon has to offer. Large lots in this location are becoming increasingly difficult to find. Whether you’re looking to secure a future investment or explore development opportunities, this property offers a unique chance to own a prime piece of the Florida Keys lifestyle. Wake up to breathtaking views, salty breezes, and quiet serenity. Don’t miss this rare chance to build steps from the beach with panoramic water views. Buyer to verify all building and development requirements with the City of Marathon.
Discover unparalleled privacy and luxury on SeaWatch Island, a breathtaking 13.2-acre private island in the heart of the Florida Keys. This one-of-a-kind property offers a rare opportunity with building entitlement in hand to build a custom 9,500 sq. ft. estate. In addition to the main residence, the property allows for the construction of a stand-alone garage and pool house, offering ample space for vehicles, recreational amenities, and more. Boating enthusiasts, take note! The island is a true boater's paradise, featuring a protected marina with a concrete bulkhead and multiple deep-water slip configurations. Designed for big boat dockage, the marina accommodates Vikings, sportfishers, catamarans, and other large vessels. Whether you're a passionate yachtsman or a fishing aficionado, this property provides a safe, convenient harbor for your fleet. Inquire for more details on this unparalleled dockage opportunity. Fully equipped with a Development Agreement and Building Right, SeaWatch Island simplifies the process of creating your dream sanctuary. The island's concrete bridge ensures easy access while maintaining the ultimate seclusion. The property offers expansive open water views and immediate access to the Atlantic Ocean and Gulf of Mexico, placing world-class fishing, boating, and diving at your fingertips. For additional convenience, MARATHON International Airport is just a short distance away, ensuring seamless connectivity to the rest of the world. This private oasis is more than a property—it's an exceptional lifestyle. Don't miss the chance to build your legacy on SeaWatch Island, where luxury and tranquility come together like nowhere else.
SUNRISE OCEAN VIEWS! Charming Key By the sea Buildable RV lot walking distance to all the amenities and waterfront common grounds. Ocean views from the front and privacy on the back side with full grown natural landscape. Have your coffee overlooking the incredible Sunrise views. Build your Keys Cottage when you are ready. Owner started selection process with builder they have a 901 sq ft 3 bed 2 bath to fit the property All utilities in place for easy hook up. Resort features boat ramp with direct ocean access, fish cleaning table, pavilions on the water with seating to view the gorgeous oceanfront, new club house, multiple laundry facilities, pet friendly, on site management. Make this your full time home, vacation spot or keep as an investment property. There are always events happening in the vibrant community of Marathon! Call today for more information! Seller Financing possible for the right buyer. Seller will consider all reasonable offers
Direct Oceanfront lot with 120 feet of concrete seawall. Total of 153 feet of ocean frontage with cut in boat slip. Building right in place. NO TBR or BPAS (ROGO) needed to start building (this saves you time and money). End of street right-a-way deed conveys with the property. Huge lot: oceanfront concrete dock 120' plus additional 33' of oceanfront for the end of street right-a-way - Street 75' - Side: 133' - Back: 125.' Cleared and ready to build now. Lot is graveled, silver buttonwood hedge, partially fenced. You can see Key Colony to the East and Sombrero to the west with unobstructed ocean views. Glorious sunrise and sunsets! Listing agent is the owner. Call me directly with any questions.
Three (3) vacant lots commonly called ROGOo lots for use in the BPAS process. Lots are worth two (2) points each if dedicated as part of BPAS allocation. Letters from City of Marathon designating lots as BPAS (ROGO) lots on file with Listing Agent.
The data relating to the real estate for sale on this web site comes in part from the Internet Data Exchange Program of the Florida Keys Board of Realtors® Florida Keys MLS, Inc. Real Estate listings held by brokerage firms other than the owner of this site are marked with the MLS logo and detailed information about them includes the name of the listing broker's office. Information is provided exclusively for consumers’ personal, non-commercial use, that it may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing, and that data is deemed reliable but is not guaranteed accurate.
The information being provided is for consumers' personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Use of search facilities of data on the site, other than a consumer looking to purchase real estate, is prohibited. © 2026 MIAMI Association of REALTORS®, all rights reserved.
All listings featuring the BMLS logo are provided by BeachesMLS, Inc. This information is not verified for authenticity or accuracy and is not guaranteed. Copyright © 2026 BeachesMLS, Inc.
Marathon is located in Florida. Marathon, Florida has a population of 9,622. Marathon is more family-centric than the surrounding county with 21.39% of the households containing married families with children. The county average for households married with children is 20.65%.
The median household income in Marathon, Florida is $63,375. The median household income for the surrounding county is $73,153 compared to the national median of $69,021. The median age of people living in Marathon is 48.9 years.
The average high temperature in July is 90 degrees, with an average low temperature in January of 62.8 degrees. The average rainfall is approximately 45.1 inches per year, with 0 inches of snow per year.
