16 Seaside Avenue, Key Largo, FL 33037 (MLS# 619772)

16 Seaside Avenue, Key Largo, FL 33037

New Listing

$11,995,900

Property Type: Residential Bedrooms: 7 Baths: 9 Square Footage: 6,585 Lot Size (sq. ft.): 6,250 Status: Active

Current Price: $11,995,900 List Date: 5/05/2026 Last Modified: 5/07/2026

Overview

Description

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 sec ... (Read more)

Listing Details MLS# 619772

Location, Tax & Legal

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
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

Contract Information

Listing Board: Florida Keys
As is Rght to Inspct: Yes

General Property Description

Realtor.COM Type: Residential - Single Family
Style: Single Family
Waterfront: Yes
Control Depth: 4
Pool: Yes
Year Built: 2025
Lot SqFt: 6250
Acres: 0.14
Living Apx SqFt: 6585
SqFt Source: Builder/Architect
Total Bedrooms: 7
Full Baths: 7
Half Baths: 2
Total Baths: 9
Rentals Allowed: Yes
Total Units: 0

Association Info

Mandatory Home Owners Asc: No
1st Right of Refusal: No
Association Fee $: 0

Dockage

Seawall: Concrete
Boat Lift: Yes
Boat Slip: Yes

More Information

Building Style

Above Flood: Yes
Stories: 2 Stories

Vehicle Storage

Car(s): 4+
Covered Parking: Yes
Attached: Yes

Pool Info

Heated: No
In Ground: Yes
Concrete: Yes

Financial Status

Standard Sale: Yes

Remarks & Misc

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.

Fee Includes

None: Yes

Tax Exemptions

None: Yes

Appliances

Dishwasher: Yes
Disposal: Yes
Dryer: Yes
Microwave: Yes
Oven: Yes
Range: Yes
Refrigerator: Yes
Washer: Yes
Wine Cooler: Yes

Pets

Pets Allowed: Yes

Cooling

Central Air: Yes

Heating

Central: Yes
Hot Water: Yes
Zoned: Yes

Waterfront

Oceanfront: Yes

Waterview

Ocean View: Yes

Floor

Tile: Yes
Wood: Yes

Neighborhood Feature

Beach: Yes

Interior Features

Bar: Yes
Built-in Cabinets: Yes
Elevator: Yes
Pantry: Yes
Security System: Yes
Sky Light(s): Yes
Smoke Alarms: Yes
Storage: Yes
Walk-in Closet(s): Yes
Wet Bar: Yes

Property Condition

New Construction: Yes

Specialty Rooms

Laundry Room: Yes
Utility Room: Yes

Windows/Doors

Impact Rstnce Doors: Yes
Impact Rstnce Window: Yes

Security

On Premises System: Yes

Construction

Concrete: Yes

Land Size

1/4 - 1/2 Acre: Yes

Furnished

Unfurnished: Yes

Terms

Cash: Yes
Conventional: Yes
No Seller Finance: Yes

Utilities

Cable Available: Yes
Municipal Sewer: Yes
Propane: Yes
Whole House Generatr: Yes

Porch/Balcony

Open Porch/Balcony: Yes
Patio: Yes

Title

Negotiable: Yes

Exterior Features

Bar: Yes
Built-in Grill: Yes
Gazebo: Yes
Hot Tub: Yes
Lighting: Yes
Outdoor Kitchen: Yes
Privacy Wall/Fence: Yes
Sandy Beach: Yes
Storage: Yes
Water Display: Yes

Pre-Wired

Cable: Yes
Surround Sound: Yes

Roof

Concrete Roof: Yes

Accessibility Feat

Parking: Yes

GF-Interior Features

Dual Flush: Yes
LED Lighting: Yes
Programmable Thermst: Yes

Property Features

Fee Includes: None Tax Exemptions: None Waterfront: Oceanfront Waterview: Ocean View Dockage: Boat Lift; Boat Slip Property Condition: New Construction Vehicle Storage: Attached; Covered Parking Furnished: Unfurnished Cooling: Central Air 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 Construction: Concrete Floor: Tile; Wood Roof: Concrete Roof Pets: Pets Allowed Neighborhood Feature: Beach Security: On Premises System Land Size: 1/4 - 1/2 Acre Terms: Cash; Conventional; No Seller Finance Title: Negotiable GF-Interior Features: Dual Flush; LED Lighting; Programmable Thermst

Listing Office: Realty & Resources, LLC

Last Updated: May - 07 - 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.