16 Seaside Avenue
Key Largo, FL 33037
MLS# 619772
7 beds | 9 baths | 6585 sqft
Property DescriptionJust Completed brand new construction in Key Largo.
Welcome to 16 Seaside. This is your opportunity to have it all at your truly rare, ocean front, protected lagoon, Key Largo dream entertainment and relaxation haven. Imagine sitting in your expansive third floor entertainment suite looking out over your outdoor pool and entertainment oasis, across your private lagoon, past your tiki hut on your private beach to your view of the Atlantic Ocean. Outside you have 7 balconies, resort quality pool and covered entertainment kitchen, private lagoon with parking for up to six boats, each with their own shore power and water, secluded beach with tiki hut, privacy fences, automatic gate and approximately 2,500 square feet of covered parking. Inside you have all the amenities of a modern, newly constructed luxury home. You have 6,585 square feet under air with state-of-the-art, comprehensive, fully integrated smart home features, which include full home lighting, climate control, audio and security, as well as outdoor control of the pool and outdoor lighting. This amazing property also includes multilevel entertainment options, stunning ocean views, 7 bedrooms with a primary on each floor, 7 full in-suite bathrooms, 2 half baths, multi floor laundry rooms, walk in and climate-controlled showpiece wine cellar, exquisitely appointed custom-made kitchen, three level elevator, 4 zone cooling, and a whole home back-up generator. Located in Key Largo, this spectacular home is only an hour drive to Miami offering easy travel, big city entertainment and dining while allowing a quick escape back to the tranquility of your seaside hideaway. Escape to your pool with ocean views, catch some sun on your private beach, or enjoy world class fishing and boating with room for all your friends, their boats and all the water toys. This property enjoys a .48-acre double lot, extremely sturdy preform concrete construction, and investor and 1031 exchange friendly suburban/commercial zoning.
Listing Board: Florida Keys
As is Rght to Inspct: Yes
Current Price: $11,995,900
Listing Date: 2026-05-05
City: KEY LARGO
Mile Marker: 94.5
Marathon Neighborhood: N/A
Side: Ocean
Flood Zone: VE,AE,VE,VE,AE,AE
Alternate Key #: 1608459
Parcel #: 00492240000000
Zoning: SC - Sub Urban Commercial District
Deed Restrictions: No
Legal: Pt Sq 4 Re-Sub Seaside Pb2-10 Key Largo G57-212 Or773-777 Or773-778 Or917-2251 Or1326-1721 Or3134-136 Or3134-177 Or3156-
Taxes: 8516.36
Tax Year: 2025
Pub Sewer HkUp: Yes
Street #: 16
Street Name: Seaside
Street Suffix: Avenue
Key/Island: Key Largo
State/Province: FL
Zip Code: 33037
County: Monroe
Subdivision: Seaside Sub (94.5)
Area: 26 - Key Largo S of MM 96.9
Realtor.COM Type: Residential - Single Family
Waterfront: Yes
Control Depth: 4
Lot Size: X
Lot Sqft Source: Builder/Architect
Total Units: 0
Acres: 0.48
SqFt Source: Builder/Architect
Rentals Allowed: Yes
Style: Single Family
Year Built: 2025
Living Apx SqFt: 6585
Total Bedrooms: 7
Full Baths: 7
Half Baths: 2
Total Baths: 9
Remarks – Consumer: Just Completed brand new construction in Key Largo.
Welcome to 16 Seaside. This is your opportunity to have it all at your truly rare, ocean front, protected lagoon, Key Largo dream entertainment and relaxation haven. Imagine sitting in your expansive third floor entertainment suite looking out over your outdoor pool and entertainment oasis, across your private lagoon, past your tiki hut on your private beach to your view of the Atlantic Ocean. Outside you have 7 balconies, resort quality pool and covered entertainment kitchen, private lagoon with parking for up to six boats, each with their own shore power and water, secluded beach with tiki hut, privacy fences, automatic gate and approximately 2,500 square feet of covered parking. Inside you have all the amenities of a modern, newly constructed luxury home. You have 6,585 square feet under air with state-of-the-art, comprehensive, fully integrated smart home features, which include full home lighting, climate control, audio and security, as well as outdoor control of the pool and outdoor lighting. This amazing property also includes multilevel entertainment options, stunning ocean views, 7 bedrooms with a primary on each floor, 7 full in-suite bathrooms, 2 half baths, multi floor laundry rooms, walk in and climate-controlled showpiece wine cellar, exquisitely appointed custom-made kitchen, three level elevator, 4 zone cooling, and a whole home back-up generator. Located in Key Largo, this spectacular home is only an hour drive to Miami offering easy travel, big city entertainment and dining while allowing a quick escape back to the tranquility of your seaside hideaway. Escape to your pool with ocean views, catch some sun on your private beach, or enjoy world class fishing and boating with room for all your friends, their boats and all the water toys. This property enjoys a .48-acre double lot, extremely sturdy preform concrete construction, and investor and 1031 exchange friendly suburban/commercial zoning.
Mandatory Home Owners Asc: No
1st Right of Refusal: No
Bar: 1
Built-in Cabinets: 1
Security System: 1
Sky Light(s): 1
Smoke Alarms: 1
Storage: 1
Walk-in Closet(s): 1
Wet Bar: 1
Laundry Room: 1
Utility Room: 1
Above Flood: Yes
Stories: 2 Stories
Impact Rstnce Doors: 1
Impact Rstnce Window: 1
Car(s): 4+
Covered Parking: 1
Cable Available: 1
Municipal Sewer: 1
Propane: 1
Whole House Generatr: 1
Open Porch/Balcony: 1
Patio: 1
Lighting: 1
Outdoor Kitchen: 1
Privacy Wall/Fence: 1
Sandy Beach: 1
Storage: 1
Water Display: 1
Cable: 1
Surround Sound: 1
Dual Flush: 1
LED Lighting: 1
Dockage: Boat Lift; Boat Slip
Property Condition: New Construction
Vehicle Storage: Attached; Covered Parking
Heating: Central; Hot Water; Zoned
Utilities: Cable Available; Municipal Sewer; Propane; Whole House Generatr
Interior Features: Bar; Built-in Cabinets; Elevator; Pantry; Security System; Sky Light(s); Smoke Alarms; Storage; Walk-in Closet(s); Wet Bar
Pre-Wired: Cable; Surround Sound
Specialty Rooms: Laundry Room; Utility Room
Appliances: Dishwasher; Disposal; Dryer; Microwave; Oven; Range; Refrigerator; Washer; Wine Cooler
Exterior Features: Bar; Built-in Grill; Gazebo; Hot Tub; Lighting; Outdoor Kitchen; Privacy Wall/Fence; Sandy Beach; Storage; Water Display
Accessibility Feat: Parking
Pool Info: In Ground; Concrete
Neighborhood Feature: Beach
Security: On Premises System
Land Size: 1/4 - 1/2 Acre
Terms: Cash; Conventional; No Seller Finance
GF-Interior Features: Dual Flush; LED Lighting; Programmable Thermst
Listing Office: Realty & Resources, LLC
Last Updated: June - 05 - 2026
The data relating to real estate for sale on this web site comes in part from the Florida Keys MLS, Inc. Information provided is deemed reliable but not guaranteed. All properties are subject to prior sale, change or withdrawal. The information being provided is for consumers’ personal, non-commeral use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. IDX data is deemed reliable but is not guaranteed accurate by the MLS.