Browse All Tranquility Bay (48.5) Properties for Sale

3 Beds ⋅ 3 Baths ⋅ 620352 MLS

This 3 bedroom Beach Home is found in a PRIME location at Tranquility Bay Resort. Additionally this property offers the largest floor plan with an extended dining space with natural light flowing in from all around the surrounding sandy beaches. Beautifully designed and located directly on the WHITE SANDY BEACH- an excellent choice for families or groups. With spacious layouts and modern amenities, this home provides a comfortable and relaxing environment for your entire family to enjoy. INVESTMENT POTENTIAL IN THIS LOCATION is exceptional and with Tranquility Bays' reputation and high occupancy rates, the property has strong rental potential, especially for vacationers seeking a luxurious getaway. The ability to reserve personal time while still generating income makes it an attractive option for investors. Make this your income producing family place to make memories for a lifetime. The lagoon-style pool offers a tropical feel, perfect for unwinding under the sun. The onsite Butterfly Cafe Restaurant is a long standing favorite of locals, which in itself speaks volumes. The restaurant overlooking the pool and grounds is a convenient option for guests to enjoy dining without leaving the resort. The fitness center, adult pool, and putting green add to the recreational options available. Being located on the white sandy beach is exclusive to ONLY a handful of beach homes. The location also allows for easy access to water activities like swimming, snorkeling, and kayaking. After a day in the sand or on the water take in our Breathtaking Florida Keys sunsets from your expansive porch. The surrounding area is rich with opportunities for exploring nature, local wildlife, and the vibrant marine ecosystem in our FABULOUS Florida Keys! Call for further details.

2600 Overseas Highway Unit 5, Marathon

$849,000

3 Beds ⋅ 2 Baths ⋅ 620221 MLS

Introducing an exquisite POOLSIDE retreat at Tranquility Bay Beachfront Resort in the heart of the Florida Keys--a pinnacle of refined island sophistication and world-class amenities. This impeccably maintained two-story townhome resides mere steps from the resort's magnificent lagoon-style swimming pool, an adults-only serene pool, a tropical garden pool, and a pristine 2.5-acre private WHITE SANDY BEACH with uninterrupted Gulf of Mexico vistas. These unparalleled waterfront and leisure features establish an unmatched standard in the region near the 7 MILE BRIDGE. Tranquility Bay is renowned for its exceptional, meticulously MANAGED RESORT experience, ideal for discerning families and couples seeking an elevated getaway. Indulge in a state-of-the-art fitness center, a signature Jack Nicklaus Golden Bear putting green, complimentary kayaks and motorized watercraft rentals, volleyball courts, and rejuvenating in-suite spa services. Savor GOURMET DINING at the acclaimed Butterfly Café with its award-winning ocean-fresh seafood and island-inspired cuisine, or unwind at the beachfront TJ's Tiki Bar, where crafted cocktails, live seasonal music, and casual Caribbean fare complement the ocean breeze. Unit #22 exemplifies meticulous care and coastal elegance, featuring three generously appointed bedrooms with soaring cathedral ceilings and two full bathrooms upstairs, plus a convenient half bath downstairs. Expansive white balconies and spacious patios serve as private sanctuaries for al fresco relaxation and breathtaking sunsets. Owners enjoy privileged access with up to 35 days of annual personal use in this luxurious residence, complemented by robust rental income potential to elegantly offset ownership expenses. An on-site property management team provides seamless oversight, delivering effortless operations, impeccable maintenance, and complete peace of mind for owners and discerning guests alike.

2600 Overseas Hwy Unit # 22, Marathon

$429,000

2 Beds ⋅ 3 Baths ⋅ 620168 MLS

Classic Keys Beach House Vibe with Proven Rental Income! Discover the ultimate Florida Keys getaway and investment opportunity with this 2-bedroom, 2.5-bathroom beachfront townhouse at Tranquility Bay Beach Resort in Marathon. Perfectly situated on the highly sought-after ''quiet side'' of the resort, this villa offers serene Gulf views and immediate proximity to the adult-only pool, the beach and the beautifully manicured Jack Nicklaus-designed putting greens. Tranquility Bay is a world-class, full-service resort featuring a pristine private beach, a beachside Tiki bar, three sparkling swimming pools (including a dedicated kids' pool and a tranquil adult pool), and the award-winning gourmet dining experience at the Butterfly Cafe. This property is a hands-free, turn-key investment. Owners are required to participate in the exceptional onsite nightly rental program, which completely manages the property for you. In 2025, this unit generated $51,000 in rental income to the owner. Enjoy up to 5 weeks of personal paradise each year while letting the resort handle the rest. Don't miss your chance to own a piece of the Keys lifestyle that pays you back!

2600 Overseas Highway Unit 48, Marathon

$345,000

2 Beds ⋅ 3 Baths ⋅ 619164 MLS

Bids now being accepted, please reach out to find out details on the bidding process. Time to invest in the vacation rental business in the Florida Keys. This complex does allow nightly rentals. Please reach out for details.

2600 Overseas Hwy Unit # 28, Marathon

$585,000

2 Beds ⋅ 3 Baths ⋅ 606917 MLS

This is your opportunity to own your townhome in the Middle Keys premier resort, Tranquility Bay. Enjoy steady rental income with this two bedroom two and half bath unit. The interior is spacious open floor plan living area with well appointed furnishings and open water views from private porches and balconies. The resort grounds offer expansive lush tropical landscaping, 2.5 acres of sandy beach, multiple pools, spa services, putting green, volleyball courts, on site restaurant and beachfront tiki bar. Don't just dream about resort life, call today and start to live it. Owner Finance possible.

2600 Overseas Highway Unit 56, Marathon

$1,099,000

3 Beds ⋅ 3 Baths ⋅ 613231 MLS

Welcome to a breathtaking beach house in Tranquility Bay Resort, where luxury meets profitability. This 3-bedroom, 3-bathroom waterfront townhome offers the perfect blend of a tropical escape and an income-producing investment. Nestled in an idyllic location just steps from the Gulf and pristine white sandy beaches, this stunning property boasts direct open-water views of the bay. The ground floor features a spacious living area, a convenient half bathroom, and a private porch perfect for relaxing or entertaining. Upstairs, the primary bedroom includes an en-suite bath and a large private porch with mesmerizing water views, while two additional guest bedrooms, a full bathroom, and a laundry area complete the second floor. Tranquility Bay Resort offers an array of amenities, including two resort-style pools, a sandy beach, a tiki bar for sipping cocktails while enjoying stunning sunsets, a fitness center, a Jack Nicklaus putting green, and the award-winning Butterfly Café. With beautifully landscaped grounds and endless opportunities for watersports, this is the ultimate destination for relaxation and recreation. As one of the top income-producing properties in the Middle Keys, Tranquility Bay Beach Homes have earned multiple TripAdvisor awards and are a favorite among guests. Owners can enjoy up to 35 days annually for personal use while generating rental income. On-site management handles all operations, providing effortless ownership and peace of mind. This turnkey property is more than a home—it's your opportunity to balance personal enjoyment with smart investment potential. Experience the Florida Keys lifestyle, where relaxation and returns meet. Don't wait—your slice of paradise awaits at Tranquility Bay Resort!

2600 Overseas Highway Unit 83, Marathon

$685,000

3 Beds ⋅ 4 Baths ⋅ 614947 MLS

Discover your paradise at Tranquility Bay Beach Resort, the most Insta-worthy resort in the Middle Keys! It's the perfect place for your family to make memories AND income! Explore water sports, swim in one of three pools, tee off at the putting green, or unwind at TJ's Tiki Bar. Another option is to find a spot on the white sandy beach and do nothing at all. Experience the convenience of on-site resort management and the potential for income through nightly rentals. Owners enjoy up to 35 days annually and can generate income the rest of the year. Recent earnings paid to owner are impressive: $57K 2024, $70K in 2023, and $65K in 2022. This spacious two story end-unit home offers 1,000+/- square feet of living space, featuring a very large kitchen and open living areas with lush tropical views. Kick back and relax with your morning coffee or an evening cocktail on one of two charming porches with views of the bay and gardens. In addition to the main living areas, the first level hosts a spacious primary suite and bath. Upstairs, you'll find a second primary bedroom with ensuite bath and a third bedroom and full bath. Whether you seek adventure or relaxation, Tranquility Bay offers something for everyone.

2600 Overseas Highway Unit 25, Marathon

$1,210,000

3 Beds ⋅ 3 Baths ⋅ 615385 MLS

Rare Prime Beachfront Rental Property at Tranquility Bay. Directly on the sand, 3-bedroom, 2.5-bath beachfront townhome in sought-after destination in the Florida Keys directly on the sand. One of the most requested rental units in the heart of Marathon. Boasting uninterrupted Gulf views from your private porch, this two-story home offers the ultimate in coastal living with strong, consistent rental income and professional onsite management. A proven income producer with multiple TripAdvisor accolades, this property is the perfect hands-free investment or luxurious personal getaway. The incredible amenities include a marina, multiple pools, putting green, gym, waters sports, award winning beach front restaurant and tiki bar. This is truly the Keys living at its best!

2600 Overseas Highway Unit 37, Marathon

$900,000

3 Beds ⋅ 2 Baths ⋅ 611265 MLS

Invest in one of the top income producing properties in the Florida Keys, Tranquility Bay Beach Homes generate excellent income while you are not here enjoying this Resort property. Lush Sandy white beaches are the primary allure- as well as the warm waters just steps from your location. This is a much desired 3 Bedroom Beach Home. Enjoy the stunning tropical pools (2) plush putting greens, and water all around. Tranquility Bay engulfs you with the beauty of beaches, swimming lagoons, as well as a waterfront Tiki Bar for refreshements and lite fare. Dine on property at one of the Middle Keys finest gourmet restaurants, The Butterfly Cafe. Located very near the Magnificent zero entry tropical pool, this is a prime spot at Tranquility Bay. Income available upon request. Invest in one of the most beautiful properties the Florida Keys has to offer. Take advantage of the income generation as well as Ownership in one of the Keys most desired Resorts. You will not be disappointed.

2600 Overseas Highway Unit 23, Marathon

$590,000

2 Beds ⋅ 3 Baths ⋅ 605531 MLS

Looking for an amazing vacation home that will also bring you income? Tranquility Bay Resort Beach House, winner of TripAdvisor 2021 Travelers Choice Award in Marathon is for you! You get 35 days (can be used in any way you wish - a few days to a few weeks at a time) to vacation at this amazing property, the rest of the time it is professionally managed and rented for you by World Renowned Diamond Rock Hospitality. Completely hands off. Turn key townhome, decorated and furnished Coastal Décor. 2 Bedrooms, 2.5 baths- full kitchen and living area make this a home away from home in Paradise. 2 balconies that overlook the beautiful resort grounds, pool and turquoise gulf. 3 pools, private beach, swimming lagoon, putting green, and Award winning Butterfly Café make this an unbelievable experience. Beachside Tiki Bar is the perfect spot to enjoy a cocktail and watch the orange glow of the sunset. The unit has just been painted and brand new mattresses in all rooms. Come see why American Express named the Florida Keys one of the top 10 destinations to visit in 2023!! Call today for this amazing investment property.

2600 Overseas Highway Unit 65, Marathon

$375,000

2 Beds ⋅ 3 Baths ⋅ 618472 MLS

Seize this rare opportunity to own a turnkey, income-producing property in one of the Florida Keys' most sought-after resort destinations. This 2-bedroom, 2.5-bath townhome at Tranquility Bay Beachfront Resort in Marathon offers a compelling combination of luxury and lucrative rental potential. With on-site management handling all rentals, maintenance, and guest services, this property offers effortless ownership—perfect for investors seeking a hassle-free income stream. The location in Marathon, the heart of the Keys, ensures consistent demand year-round, making it an ideal addition to any portfolio. Some of the property highlights: Turnkey, fully managed, no hassle with bookings or upkeep. Exclusive resort amenities: Two pools, a pristine sandy beach, watersports onsite, fully equipped fitness center, tiki bar with Gulf views, an on-site restaurant and for those looking to keep up on their golf game a Jack Nicklaus putting green, all just steps from your door. Whether you're looking to diversify your real estate portfolio or invest in an income producing vacation property, this offering delivers both lifestyle and financial rewards with a proven record of returns in a highly desirable area. Just an hour from Key West Airport, Marathon offers easy access to boating, diving, deep sea fishing, dining, and shopping year-round.

2600 Overseas Highway Unit 30, Marathon

$1,045,000

3 Beds ⋅ 3 Baths ⋅ 604738 MLS

If you can't be ON the beach, this is the next best thing! Just 1 unit off the sand, you'll love the location of Unit 6 and the fact that it's an END unit with the bump out for additional space downstairs! Approximately 1370 sq. ft. Wide private porches with no neighbors adjoining. Gulf views to enjoy! Huge lagoon style pool with beach entry close by. Adults only pool available too! Excellent income, $103K to owner in rental checks in 2022. Sold fully furnished and turn key. This beautiful laid back beach resort has an expansive beach, swimming lagoon, waterfront tiki bar, three pools, award winning restaurant, gym and Jack Nicklaus putting greens. Owners enjoy the income they generate while having up to 5 weeks personal use available per year.

2600 Overseas Highway Unit 6, Marathon

$580,000

2 Beds ⋅ 3 Baths ⋅ 606218 MLS

Tranquility Bay Beach House Resort. Great investment opportunity with nightly rental capability. Lovely 2 bedroom beach house located in a lush resort area. Relax and enjoy the beautifully landscaped grounds, one of the two tropical pools, Jack Nicklaus putting green, or the beautiful white sandy beach area. Have the option of casual ocean side bar on the beach or fine dining in the resort restaurant.Enjoy the white sandy beach or simply relax at one of the largest family pools in the Keys right outside of your back door. Don't forget about the tiki bar located ocean side where you will be able to unwind and watch some of the most amazing sunsets in the world. Current rental income available by request.

2600 Overseas Highway Unit 58, Marathon

Start Your Search

Tranquility Bay (48.5) Real Estate & Homes

Our website features the best real estate search for homes, condos, land and foreclosure properties available in Tranquility Bay (48.5), Marathon FL. It is the only site you will ever need! It is easy-to-use and updated by the official Realtor®’s database every 15 minutes.

You can save searches, and get daily email alerts of new listings, price changes, sold data, and market reports. Our Interactive Map Search allows you to view properties on a map or refine your search by drawing the boundaries around the area you desire.

Curious about what’s happening in your neighborhood? You can create a custom market report to see what’s active, under contract, and sold in your neighborhood!

Considering selling or refinancing your home? Get an INSTANT property valuation now!