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139 Marina Avenue, Key Largo, FL 33037
$2,750,000
Property Type:
Residential
Bedrooms:
4
Baths:
6
Square Footage:
2,485
Lot Size (sq. ft.):
9,375
Status:
Active
Current Price:
$2,750,000
List Date:
6/24/2026
Last Modified:
7/10/2026
Description
Resort-style living just got better! Turnkey waterfront living in prestigious Port Largo. This rare turnkey property offers a legally permitted duplex with ocean views, exceptional flexibility, and strong income potential in one of Key Largo's most desirable waterfront communities.
The residence features two side-by-side townhomes, each with 2 bedrooms and 2.5 bathrooms, for a total of 4 bedrooms, 4 full baths, and 2 half baths. Every bedroom includes a private en-suite bath, providing comfort and privacy for owners and guests.
Situated on 75 feet of waterfront, the property boasts a brand-new heated saltwater pool, concrete dock, and 20,000-pound Neptune boat lift. The wide, 80-foot deep-water canal offers quick ocean access, placing you on the first channel to the Atlantic with ocean views and easy access to world-class fishing, diving, and boating.
Built entirely of concrete and fully renovated, this home combines durability with modern coastal style. Tastefully updated kitchen, flooring, baths, and more, this home was thoughtfully designed. Located on sought-after Marina Avenue, just steps from the private Port Largo homeowners' park, you'll enjoy beautiful sunrise views from the balconies and the privacy of a nature preserve directly across the street.
The ground level includes a spacious storage room, covered parking, and a spacious tiki hut perfect for outdoor living and entertaining. Additional features include all impact windows and doors, an electric gated entrance on both sides, separate electric and water meters for each unit, and furnishings and décor included.
Ideal as an investment property, family compound, or waterfront retreat, this unique Port Largo opportunity delivers the best of the Florida Keys lifestyle. Call today. Owner/Agent.
More Information MLS# 620392
Contract Information
Current Price: $2,750,000
Listing Date: 2026-06-24
Listing Board: Florida Keys
List Price: $2,750,000
Location Tax Legal
Street #: 139
Street Name: Marina
Street Suffix: Avenue
Key/Island: Key Largo
State/Province: FL
Zip Code: 33037
County: Monroe
Subdivision: Port Largo (100.0)
Area: 27 - Key Largo MM 97-107
General Property Description
Realtor.COM Type: Residential - Single Family
Style: Duplex
Waterfront: Yes
Control Depth: 4
Pool: Yes
Year Built: 1980
Lot Size: 75 X 125
Lot SqFt: 9375
Lot Sqft Source: Tax Records
Acres: 0.21
Living Apx SqFt: 2485
SqFt Source: Tax Records
Total Bedrooms: 4
Full Baths: 4
Half Baths: 2
Total Baths: 6
Rentals Allowed: Yes
Min Rental Days: 28
Status Change Info
Status: Active
Association Info
Mandatory Home Owners Asc: No
Voluntary Home Owners Asc: Yes
1st Right of Refusal: No
Association Fee $: 300
Assoc/Mnt Fee Per: Yearly
Dockage
Dock Length: 75
Dock: Concrete
Seawall: Concrete
Building Style
Above Flood: Yes
Stories: 3 Stories
Specialty Rooms
Guest/Servant Qtrs: Legal
Pool Info
Heated: Yes
Property Features
Fee Includes: Common Area Mnt; None
Tax Exemptions: Homestead
Waterfront: Canal Front
Waterview: Canal View; Ocean View
Dockage: Davits
Property Condition: Updated/Remodeled
Vehicle Storage: Covered Parking; Open Parking
Furnished: Furnished; Negotiable
Cooling: Central Air
Heating: Central
Utilities: Elect Separate Meter; FKAA; Municipal Sewer; Water Separate Meter
Interior Features: Brazilian Quartzite Countertops; Built-in Cabinets; Drapes/Blinds Incl; Quartz Countertops; Smoke Alarms; Storage
Specialty Rooms: Utility Room
Appliances: Dishwasher; Disposal; Dryer; Microwave; Range; Refrigerator; Stainless Steel Appliance(s); Washer
Exterior Features: Chickee Hut; Detached Guest Qtrs; Fencing; Hot Tub; Lighting; Privacy Wall/Fence; Storage
Pool Info: In Ground; Salt Water; Concrete
Construction: CBS
Floor: Tile; Vinyl
Roof: Concrete Roof
Pets: Pets Allowed
Neighborhood Feature: Community Boat Ramp
Security: No Security
Land Size: Less Than 1/4 Acre
Terms: Cash; Conventional
Title: Title Ins - Buyer
Listing Office: American Caribbean Real Estate, Christie's International Real Estate
Last Updated: July - 10 - 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.
