16 Seaside Avenue, Key Largo, FL 33037 (MLS# 621086)

16 Seaside Avenue, Key Largo, FL 33037

New Listing

$11,750,000

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

Current Price: $11,750,000 List Date: 8/24/2026 Last Modified: 8/24/2026

Overview

Description

Exceptional opportunity to acquire a newly constructed oceanfront estate in Key Largo offering luxury, income potential and substantial waterfront infrastructure. This 7-bedroom, 7-full and 2-half-bath residence is eligible for 7-day vacation rentals, creating an opportunity for investors seeking a luxury short-term rental, corporate retreat or hybrid investment/personal residence. Designed for large-group accommodations, all seven bedrooms feature private ensuite baths and custom walk-in closets. A commercial elevator services all three levels, while a fully integrated smart-home system extends from the gated entrance throughout the residence to the pool and dock. Additional features include interior/exterior surround sound and a whole-house generator. Outside, the property functions as a private resort with an oceanfront pool, gazebo, outdoor kitchen, sandy pier and rooftop deck. A protected private boat basin with six slips provides exceptional dockage and immediate access to ... (Read more)

Listing Details MLS# 621086

Location, Tax & Legal

Street #: 16
Street Name: Seaside
Street Suffix: Avenue
Key/Island: Key Largo
State/Province: FL
Zip Code: 33037
Subdivision: Seaside Sub (94.5)
County: Monroe
Area: 26 - Key Largo S of MM 96.9

Contract Information

Listing Board: Florida Keys
Limited Representation: No
As is Rght to Inspct: Yes
Potential Short Sale: No
Bank Owned: No
Species List: No

General Property Description

Realtor.COM Type: Commercial
Style: Residential Income
Lot SqFt: 6250
Waterfront: Yes
Control Depth: 8
Business Name: Yes
# Parking Spaces: Yes
Off Street Parking: No
Living Apx SqFt: 6585
Year Built: 2025
Total Bedrooms: 7
Full Baths: 7
Half Baths: 2
Total Baths: 9

Association Info

Mandatory Home Owners Asc: No
1st Right of Refusal: No

Dockage

Dock: Concrete
Dock Length: 220

More Information

Vehicle Storage

Car(s): 4+

Financial Status

Bank Owned: No
Potential Short Sale: No

Property Features

Type: Other Comrcl Style Waterfront: Oceanfront Waterview: Ocean View; Open Water View Dockage: Basin; Boat Lift; Boat Slip Vehicle Storage: Carport; Off Street Parking Cooling: Central Air Utilities: Buyer to Verify; FKAA Interior Features: Entrance Foyer; Pantry; Smoke Alarms; Wet Bar Appliances: Dishwasher; Dryer; Range; Refrigerator; Washer Construction: Concrete Floor: Tile Roof: Concrete Roof Land Size: 1/4 - 1/2 Acre Fee Includes: None

Listing Office: Berkshire Hathaway HomeServices Keys Real Estate - Islamorada

Last Updated: August - 24 - 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.