About This Home

This 4-bedroom, 5-bathroom single family at 139 Marina Avenue in Key Largo, FL is listed for $2,750,000 ($1,107 per sqft). Built in 1980, the home offers 2,485 sqft of living space on a 0.21 acres lot.

Key Features

  • Built in 1980
  • 0.21 acre lot
  • Private pool
  • Waterfront

Property Details

4 full, 2 half
1980

Amenities

PoolWaterfrontViewA/C
Listing 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 decor 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.

Monthly Cost Estimate

$15,008/mo

20% down · 6.5% · 30 years

Principal$1,989
Interest$11,917
Insurance$802
HOA$300

Estimates only. Actual payments may vary.

Location

139 Marina Avenue

Key Largo, FL 33037

Port Largo (100.0)

Features & Amenities

Interior Features

Built-in CabinetsSmoke AlarmsStorageQuartz Countertops

Exterior Features

Chickee HutFencingDetached Guest QtrsHot TubLightingPrivacy Wall/FenceStorage

Property Details

Flooring

VinylTile

Construction

CBS

Views

Ocean

Pool Features

Pool

Outdoor Features

Porch

Parking

Open

Heating

Central

Cooling

Central Air

Appliances

WasherDryerDishwasherRefrigeratorRangeMicrowaveDisposalStainless Steel Appliance(s)

Questions & Answers

This 4-bedroom, 5-bathroom single family at 139 Marina Avenue is listed at $2,750,000 ($1,107/sqft). The estimated monthly payment is $15,007 based on 20% down, a 30-year loan at 6.5% interest, estimated insurance, HOA fees.

HOA fees are $300/month.

Key features include: Built in 1980, 0.21 acre lot, Private pool, Waterfront. Interior Features: Built-in Cabinets, Smoke Alarms, Storage. Exterior Features: Chickee Hut, Fencing, Detached Guest Qtrs.

This property is listed by Carlos Lorenzo.

CL

Carlos Lorenzo

License 634298

Agent at American Caribbean Real Estate

Listed by American Caribbean Real Estate · Broker phone: (305) 451-4078 · View on Broker Site · Broker website

MLS# 620421· Source: Florida Keys Board of REALTORS®· 126 days on PropertySimple

Copyright © 2026 Florida Keys Board of REALTORS®. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.

139 Marina Avenue, Key Largo, FL 33037

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