16 Seaside Avenue, Key Largo, FL 33037
Local realty services provided by:CENTURY 21 Circle
Listed by: walters luxury group gloria, rachel and michaela walters
Office: ocean sotheby's international realty
MLS#:617061
Source:FL_FKBOR
Price summary
- Price:$11,995,000
- Price per sq. ft.:$1,821.56
About this home

Welcome to 16 Seaside, an extraordinary oceanfront estate showcasing the perfect balance of modern design, functionality, and refined coastal living. This newly constructed residence is situated on a protected private basin offering the rare, secure deep-water dockage with a sandy peninsula. The private basin provides parking for up to six vessels, each equipped with shore power and water, making it a boater's dream. Spanning 6,585 square feet under air, the home features seven bedrooms, seven en-suite baths, and two half baths, including dual primary suites designed for multi-generational living or guest privacy. The interior exudes modern luxury with a custom chef's kitchen, climate-controlled wine cellar, multi-level elevator, four-zone AC system, and comprehensive smart-home automation managing lighting, audio, climate, pool, and security. Every detail was curated for seamless living and entertaining, from the expansive third-floor entertainment suite overlooking the ocean to the open-concept living spaces lined with glass doors and terraces capturing panoramic views. Outdoors, enjoy a resort-style pool and spa, covered summer kitchen, and a tiki hut on your private sandy beach framed by lush landscaping and privacy fencing. Seven balconies provide stunning vantage points, while an automatic entry gate and approximately 2,500 square feet of covered parking offer security and convenience. Built to last with reinforced, poured concrete construction, impact glass, and a whole-home generator, this residence combines elegance with durability. Set on a .48-acre double lot with flexible suburban/commercial zoning ideal for events and vacation rentals, 16 Seaside delivers unmatched versatility and long-term value. Located just one hour from Miami, this exceptional Key Largo waterfront estate embodies the essence of a Florida Keys lifestyle, where oceanfront serenity, modern craftsmanship, and world-class boating converge in one remarkable private estate sized property...
Contact an agent
Home facts
- Year built:2025
- Listing ID #:617061
- Added:247 day(s) ago
- Updated:May 02, 2026 at 02:51 PM
Rooms and interior
- Bedrooms:7
- Total bathrooms:9
- Kitchen Description:Built-in Cabinets, Pantry, Quartz Countertops
- Living area:6,585 sq. ft.
Heating and cooling
- Cooling:Ceiling Fans(s), Central Air
- Heating:Central, Forced Air, Hot Water, Zoned
Structure and exterior
- Year built:2025
- Building area:6,585 sq. ft.
- Lot area:0.49 Acres
- Construction Materials:Concrete
- Exterior Features:Bar, Boat Slip, Built-in Grill, Chickee Hut, Fencing, Gazebo, Hot Tub, Lanai, Outdoor Kitchen, Privacy Wall/Fence, Sandy Beach, Sprinkler System, Storage, Water Display
Finances and disclosures
- Price:$11,995,000
- Price per sq. ft.:$1,821.56
- Tax amount:$11,156
Features and amenities
- Amenities:Bar, Built-in Cabinets, Cathedral Ceilings, Drapes Included, Pantry, Security System, Sky Light(s), Smoke Alarms, Storage, Tray Ceilings, Wet Bar
- Smart home:Yes
Parking
- Parking description:Carport, Covered, Guest, Off Street, Open
New listings near 16 Seaside Avenue
- New
$2,750,000Active3 beds 2 baths1,711 sq. ft.41 Mutiny Place, Key Largo, FL 33037
MLS# 620475Listed by: EXP REALTY, LLC - New
$443,400Active3 beds 4 baths0 Cabrera Hills, , FL
MLS# A12044786Listed by: RE/MAX CONCIERGE - New
$250,000Active2 beds 1 baths732 sq. ft.302 Ryan Avenue, Key Largo, FL 33037
MLS# 620445Listed by: COLDWELL BANKER SCHMITT KEY LARGO - New
$2,160,000Active3 beds 3 baths1,716 sq. ft.704 Grouper Lane, Key Largo, FL 33037
MLS# B26046192Listed by: COLDWELL BANKER SCHMITT RE CO - New
$415,000Active3 beds 1 baths760 sq. ft.768 Michael Dr, Key Largo, FL 33037
MLS# A12044144Listed by: LOKATION - Open Thu, 12:30 to 2:30pmNew
$650,000Active3 beds 2 baths1,120 sq. ft.19 SE Marlin Avenue, Key Largo, FL 33037
MLS# 620431Listed by: COLDWELL BANKER SCHMITT ISLAMORADA - New
$725,000Active2 beds 1 baths855 sq. ft.70 Shoreland Drive, Key Largo, FL 33037
MLS# 620428Listed by: COLDWELL BANKER SCHMITT ISLAMORADA - New
$950,000Active3 beds 3 baths2,356 sq. ft.19 Park Drive, Key Largo, FL 33037
MLS# A12043583Listed by: ENGEL & VLKERS ISLAMORADA - New
$7,995,000Active5 beds 8 baths6,083 sq. ft.104 Coastal Drive, Key Largo, FL 33037
MLS# 620417Listed by: AMERICAN CARIBBEAN REAL ESTATE, CHRISTIE'S INTERNATIONAL REAL ESTATE
$750,000Active2 beds 2 baths1,068 sq. ft.721 Garden State Ln, Key Largo, FL 33037
MLS# A11992974Listed by: ASSOCIATED R.E. SERVICES, LLC