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Port Antigua Homes for Sale, Lower Matecumbe, Florida Keys

Port Antigua is located at Mile Marker 75 in Lower Matecumbe. This peaceful neighborhood features luxury homes in Islamorada that are all offered waterfront on wide, deep water canals on the bay side of the island. Residents are afforded spectacular views and access to the bay, as well as nearby bridges for convenient access to the ocean. Houses in Port Antigua come equipped with deep water dockage capabilities that make the community a perfect choice for boat owners. 

Residents of Port Antigua have access to one of the top amenities available in the Florida Keys - a stunning, private, white sand beach. This amazing beach is over one mile long, and has facilities including tiki huts, grills, and walking paths for residents' use. Port Antigua's beach helps to make this wonderful neighborhood one of the most highly sought after communities in the Florida Keys.

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Total Listings 12
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$2,222,000
Lower Matecumbe
Port Antigua - MM: 74.50
3 Bed, 3 Baths, 1,560 SqFt Days Listed: 26
Single Family - Active - Waterfront Yes
Side of Island: Bay/Gulf - Dockage: Davits60ft.Concrete

Well priced and ready for a new family! This home has been UPDATED beautifully and has 3 bedrooms and 2 baths on the main living level. It is just waiting for a new family to begin living their best Port Antigua life! The downstairs breezeway affords a large shady area for entertaining or relaxing. Upstairs you will be greeted by an open expansive floor plan. All the windows and doors are now impact resistant and the CBS construction and concrete roof will give you peace of mind if there is a storm on the horizon. The main living level features an open floor plan with the kitchen, dining and living areas spanning the canalside of the home. All the bedrooms have ample closet space and the laundry room provides additional storage. On the ground level there is a very large storage enclosure for all of your boating paraphernalia that needs to be kept out of the weather and a large open entertaining area. Dont delay, this could be your dream home in Port Antigua!!

$2,300,000
Lower Matecumbe
Port Antigua - MM: 74.50
2 Bed, 2 Baths, 1,178 SqFt Days Listed: 169
-8.00% ($200,000) 1 Price Change : Last Change 94 Days Ago
Single Family - Contingent - Waterfront Yes
Side of Island: Bay/Gulf - Dockage: Boat Lift

This solid concrete home is located in one of Lower Matecumbes most sought-after subdivisions, offering 75 feet of prime waterfrontage on a peaceful canal with serene nature views--no neighboring homes across canal. The ground level features a permitted bath, a spacious workshop, and a carport with soaring high ceilings, providing ample storage.Enjoy your private slice of paradise with a dock complete with a Tiki hut for shade, and a 16,000 lb. 4-post boat lift, ideal for boating enthusiasts. The expansive backyard offers plenty of space to build your dream pool.With a little polish, this gem has endless potential to become your perfect waterfront oasis! Dont miss out on this unique opportunity!

$2,395,000
Lower Matecumbe
Port Antigua - MM: 74.50
2 Bed, 2 Baths, 1,228 SqFt Days Listed: 89
Single Family - Active - Waterfront Yes
Side of Island: Bay/Gulf - Dockage: Boat Lift70ft.Concre

What does everyone want? The smallest house in the best neighborhood! This is the one! This home has been beautifully updated and is being sold furnished including kitchen wares, dishes and linens. Dont worry about the weather, impact windows and doors have been installed throughout including the 3 skylights in the concrete roof! The pleasing open floor plan will easily accommodate your friends and family and triple sliding glass doors open to the second floor terrace. A separate laundry room is conveniently located by the kitchen. Both bedrooms have sliding glass doors to an open terrace that let in lots of natural light. Downstairs youll find ample storage and a 70 ft. concrete dock with fishcleaning stand and boat lift. The yard is very low maintenance with river rock in the front with a nice concrete driveway and artificial turf in the back. This is the one youve been waiting for, easy Keysy living in Port Antigua!

$2,499,999
Lower Matecumbe
Port Antigua - MM: 74.50
3 Bed, 3 Baths, 2,432 SqFt Days Listed: 491
-13.79% ($400,001) 3 Price Changes : Last Change 36 Days Ago
Single Family - Active - Waterfront Yes
Side of Island: Bay/Gulf - Dockage: Davits65ft.

Welcome to this exquisitely designed home located in beautiful Port Antigua. This is an entertainers delight featuring marble flooring throughout the home. It boasts 2 full kitchens, one of which is outdoors so you can bring your fresh catch in from the boat and start cooking immediately while the smell of night blooming jasmine envelops you.There is a fully fenced in yard for your furry friends. Youll have a 65 foot dock for your boat to spend days on the crystal clear blue waters that surround our beautiful islands.This home has 3 bedrooms and 3 1/2 baths, a beautiful indoor bar with the ability to add another shower in the downstairs half bathroom.Youll be proud to call this house home.

$2,599,000
Lower Matecumbe
Port Antigua - MM: 74.50
3 Bed, 3 Baths, 2,010 SqFt Days Listed: 85
-3.74% ($101,000) 1 Price Change : Last Change 2 Days Ago
Single Family - Active - Waterfront Yes
Side of Island: Bay/Gulf - Dockage: Boat Lift45ft.

Welcome to Port Antigua!This beautiful Key West-style home in Port Antigua boasts an open floor plan with a spacious kitchen featuring a large center island. The main living area on the second floor includes three bedrooms and two bathrooms, while the first floor offers an entertainment room that could serve as a fourth bedroom.Two sets of sliding glass doors lead to a screened-in porch overlooking the canal, perfect for enjoying the waterfront views. The home is equipped with high-impact-resistant windows and doors for added security and energy efficiency.Boaters will appreciate the 45-foot concrete dock with a 15,000 lb-rated boat lift, making it easy to enjoy life on the water. As part of Port Antiguas Homeowners Association, residents have exclusive access to a private beach with breathtaking year-round sunsets.This is a fantastic opportunity to embrace the Keys lifestyle--dont miss out!

$2,800,000
Lower Matecumbe
Port Antigua - MM: 74.50
4 Bed, 4 Baths, 2,098 SqFt Days Listed: 27
Single Family - Active - Waterfront Yes
Side of Island: Bay/Gulf - Dockage: Boat Lift,Boat Ramp6

Stunning canal-front home at the rare T-junction of two crystal-clear waterways in Port Antigua--one of Islamoradas most sought-after communities. This fully updated 4 bed, 3 bath pool home is offered turnkey and ready for immediate enjoyment.Upstairs features an open split floor plan with two spacious ensuite bedrooms, new porcelain wood-look tile throughout, fresh paint, all-new LED lighting, and a sleek kitchen with quartz countertops. The living area opens to a screened balcony overlooking your private dock and wide water views.Downstairs offers a beautifully renovated 2 bed, 1 bath guest suite with its own full kitchen--ideal for visitors or extended family.Enjoy a brand-new pool with fountain, a stylish louvered pergola for sunbathing or shade, a wraparound porch, and a screened upper balcony. Dual A/C units and water heaters add comfort and convenience.Port Antigua residents enjoy a private white sand beach, boat ramp, and direct ocean access--making this a must-see waterfront retreat.

$2,995,000
Lower Matecumbe
Port Antigua - MM: 74.50
4 Bed, 4 Baths, 2,683 SqFt Days Listed: 284
Single Family - Active - Waterfront Yes
Side of Island: Bay/Gulf - Dockage: Boat Lift70ft.

Welcome to Latitudes in Islamorada, where luxury living meets coastal elegance. This stunning 4-bedroom, 2.5-bath, three-story residence is nestled within the prestigious Port Antigua community on Lower Matecumbe Key in the Florida Keys, a sought-after enclave known for its live-work-play lifestyle. The neighborhood shares a natural white sand beach and boat ramp with private access. This exceptional property offers unparalleled features, including breathtaking 360-degree views from the top floor, a custom-designed pool and spa, a spacious tiki hut complete with a grill and bar, an elevator that goes up to the top floor, and dual boat lifts (12,000# & 20,000#) with deep water and 70+ ft of seawall.The three-story layout at Latitudes is a masterful showcase of an open-concept living space on the top floor, where the dining, living, and kitchen areas flow seamlessly--all in the design of an upscale penthouse. Expansive covered balconies offer additional outdoor living spaces. The home is fortified with impact-resistant doors and windows throughout, ensuring both security and peace of mind.The second floor is dedicated to comfort, featuring a luxurious master suite and bath, along with spacious guest rooms, guest bath and half bath. The ground level includes an enclosed garage and a finished storage area, offering ample space for all your needs. At Latitudes, every detail has been carefully considered to provide a perfect blend of style, functionality, and luxury.

$2,999,987
Lower Matecumbe
Port Antigua - MM: 74.50
3 Bed, 3 Baths, 2,374 SqFt Days Listed: 91
-8.54% ($280,013) 3 Price Changes : Last Change 2 Days Ago
Single Family - Active - Waterfront Yes
Side of Island: Bay/Gulf - Dockage: Boat Lift90ft.Concre

Sellers will consider contributing to buyers closing costs depending on price and terms. Are you looking for a newly renovated Port Antigua home that has plenty of outside entertaining space and 90 ft. of dockage? Youve found it! This home is a top-performing 5-Star vacation rental, projected to generate approx. $70,000 rented just 6 months of the year. Home is being sold with furniture, professional decor and everything you need for a turn-key income producing vacation rental. With a welcoming open floor plan, the 4 sets of impact sliding glass doors and large windows let in ample natural light to the main living level. Impact windows and doors were installed in the entire home in 2019. The kitchen features Bosch stainless appliances, double thickness granite counters, 2 reach in pantries and plenty of seating for the chefs helpers. On this level there is also a guest bedroom and bath and a large, open canal front terrace. The laundry room has additional storage and the on-demand tankless water heater. Interior stairs lead to the primary suite with large en-suite bath, as well as, another guest bedroom with en-suite bath. On the ground level the large driveway covered with concrete pavers offers ample parking, carport and fabulous entertaining space cooled by the east breeze in the summer. A garage and air conditioned workshop to store all your fishing gear and golf cart and is only steps away from the 90 ft. wide concrete dock with a 10,000 lb. boatlift, mooring whips and a fish cleaning station. Dock was resurfaced in 2024. Located in a quiet location on a cul-de-sac in the best private bay-beach community in Islamorada, Port Antigua. Port Antigua provides a degree of anonymity that other Islamorada communities cannot equal, despite being just a short drive from the areas most popular attractions. Its beautiful white sandy beach, complete with Tikis, picnic tables, and grills, along with our large canals and private boat dock, assist in making thi

$3,100,000
Lower Matecumbe
Port Antigua - MM: 74.50
4 Bed, 4 Baths, 2,937 SqFt Days Listed: 410
-16.19% ($599,000) 12 Price Changes : Last Change 1 Day Ago
Single Family - Active - Waterfront Yes
Side of Island: Bay/Gulf - Dockage: Boat Lift60ft.

72 West Plaza Granada is looking for an offer. 4 bedrooms 3.5 bath gorgeous waterfront home in Islamoradas Port Antigua awaits a new owner! Freshly painted, recent new roof, impact windows, Roll down shuttered second level outside balcony for entertaining, top of the line kitchen with Miele and Sub Zero appliances and Faber exhaust island stove, exquisite baths, wine cooler, ice machine (negotiable) grand staircase entry way, alarm system, wired for stereo inside and out, covered parking, room for pool, great entertainment and storage area on ground level along with spacious tackle and storage. Tropical fruit trees, shady side of the canal and a superior neighborhood park with ramp and private homeowners beach round out this Keys Treasure. 27500lbs elevator lift for your big boat. The 2022 42ft Custom Freeman Catamaran offshore fishing boat can go with the house for an additional1.1 Million. This can truly be the fishing package youve been looking for. Shown by appointment only. Contact agent for your personal tour.

$3,450,000
Lower Matecumbe
Port Antigua - MM: 74.50
5 Bed, 5 Baths, 3,052 SqFt Days Listed: 32
Single Family - Active - Waterfront Yes
Side of Island: Bay/Gulf - Dockage: Boat Lift75ft.

Located in the highly sought-after neighborhood of Port Antigua, this newly renovated 5-bedroom, 3-bathroom canal-front home offers the ideal combination of space, style, and boating convenience. The main living area is on the upper level, featuring 3 bedrooms and 2 bathrooms with a desirable split floorplan. Soaring ceilings and a large open-concept living space create the perfect environment for entertaining family and friends. Step out onto the spacious back porch to enjoy peaceful canal views, enhanced by electric roll-down shutters for added convenience and protection.For boating enthusiasts, the 75-foot concrete dock with a 15,000 lb boat lift is a dream, and the extra-wide 80-foot canal allows for easy navigation and turning for larger vessels. Downstairs, a fully independent 2-bedroom, 1-bathroom guest quarters--with its own kitchen and built above flood--offers flexibility for hosting guests or extended family.The exterior is equally impressive, with a low-maintenance turf front yard, a fenced backyard, outdoor bar, and a fish cleaning station--everything you need to enjoy the ultimate Florida Keys lifestyle. Theres also ample room to add a pool, should you choose. With access to Port Antiguas private beach, community boat ramp, and quick access to the bay, this home is the complete package. Come see it for yourself--you wont be disappointed.

$3,750,000
Lower Matecumbe
Port Antigua - MM: 74.50
5 Bed, 5 Baths, 2,425 SqFt Days Listed: 95
-6.13% ($245,000) 1 Price Change : Last Change 2 Days Ago
Single Family - Active - Waterfront Yes
Side of Island: Bay/Gulf - Dockage: Davits100ft.

Exquisite Canal Front Retreat in Prestigious Port Antigua, IslamoradaWelcome to your dream waterfront oasis in the highly coveted Port Antigua community of Islamorada. This meticulously remodeled 5-bedroom, 3-bath (3 Up / 2 Down) residence embodies luxury coastal living with 100 feet of premier dockage, offering effortless access to Florida Bay, Channel 2, and Channel 5, placing the Atlantic Ocean just minutes away.This turnkey masterpiece has been completely redesigned and built with high-end finishes and state-of-the-art craftsmanship. On the exterior you have board & batten downstairs and hardy board upstairs. Step inside to soaring high ceilings, driftwood tile flooring with clean lines, hurricane-impact windows and doors that flood the home with natural light while framing breathtaking sunrise views.The gourmet designer kitchen is a chefs delight, featuring sleek stainless steel appliances, a professional-grade hood, wet bar with wine cooler and custom cabinetry, creating an elegant and functional space for entertaining. Each bathroom is a statement of sophistication, boasting exquisite decorator designs, while built-in custom closets and all-new interior finishes enhance the homes refined aesthetic.The outdoor living spaces are just as impressive, this oversized pie-shaped lot on the canal is a rare find, ensuring privacy and abundant space for waterside relaxation. There is room for a pool and all the poolside entertaining space one could yearn for. Residents of Port Antigua enjoy exclusive community amenities, including a private beach with tiki huts and BBQ grills, a boat ramp, and access to the Port Antigua sandbar, where endless days of sun-soaked adventure await.Whether youre seeking the perfect boaters paradise, a serene Florida Keys retreat, or an entertainers dream, this exceptional home offers it all. Experience waterfront luxury at its finest - schedule your private showing today!

$3,875,000
Lower Matecumbe
Port Antigua - MM: 74.50
4 Bed, 4 Baths, 3,004 SqFt Days Listed: 161
+12.32% ($425,000) 1 Price Change : Last Change 70 Days Ago
Single Family - Active - Waterfront Yes
Side of Island: Bay/Gulf - Dockage: Boat Ramp56ft.

Welcome to Paradise in Port Antigua, one of Islamoradas best-kept secrets! This spacious 4-bedroom, 4-bath home, built in 2019, offers the ultimate Florida Keys lifestyle with modern coastal design, deep-water dockage, and exceptionally low insurance premiums with the possibility of assuming a 2.8% interest rate! Located in the highly sought-after Port Antigua community, residents enjoy unique deepwater dockage and over 1,000 feet of private, exclusive beach frontage.This thoughtfully designed home features a well-planned layout with two primary suites--one on each level--providing privacy and comfort for residents and guests. Each floor includes a separate living space, connected by an interior staircase (all above flood!). A kitchenette on the first level adds convenience, making this home ideal for multi-generational living or hosting visitors. Upstairs, the open-concept layout boasts a spacious kitchen island, high-end appliances, and a seamless flow into the dining and living areas. Balconies on both levels provide stunning canal views, offering perfect spots for outdoor relaxation.The upper level offers three bedrooms and two full baths, while the lower level includes an additional primary suite, two full guest baths, a wet bar, and a secondary living area with easy access to outdoor spaces. The generously sized bedrooms feature large closets, enhancing the homes comfort and functionality.Built for durability, this home includes a standing seam metal roof, all impact windows and doors, and tile floors throughout.Outside, the property boasts two garages--one with AC--a commercial-grade ice machine, and 56 feet of concrete dockage on a desirable 90-foot canal with deepwater access. A 20,000-pound boat lift is included, along with ample parking for vehicles and trailers. Theres even room for expansion if you wish to add more dockage or a pool. This home checks all the boxes and is move-in ready! Call today for more information.

More Info
Most Recent Sales - (7) - Port Antigua as of 2025-06-16
Sale Date Address Sale Price $/SF List Price Sq. Ft. Type Bd/Ba Days Listed
06-04-2025 71 Plaza Del Lago $2,295,000 $1,102 $2,395,000 2,082 Single Family 4/3 225
05-20-2025 105 Buena Vista $2,150,000 $1,026 $2,695,000 2,095 Single Family 4/3 314
11-06-2024 119 Plaza Del Sol $1,850,000 $1,449 $1,999,000 1,276 Single Family 2/2 178
03-11-2024 145 El Capitan $1,640,000 $1,708 $1,600,000 960 Single Family 2/2 39
11-01-2023 88 Plaza Del Lago $4,300,000 $1,048 $4,300,000 4,100 Single Family 5/5 13
10-26-2023 72 Plaza Del Lago $3,350,000 $1,046 $3,750,000 3,200 Single Family 5/5 97
10-05-2023 194 Biscayne $3,700,000 $1,244 $3,950,000 2,972 Single Family 4/4 115
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The information being provided by the Florida Keys MLS is exclusively for consumers' personal, non-commercial use, and it may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. The data is deemed reliable but is not guaranteed accurate by the MLS. Data last updated on 06-16-2025.
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