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DockOnly™ and Dock Score™ are trademarks of Blue Mar Real Estate Group Inc.

Blue Mar Real Estate Group Inc., Licensed Florida Real Estate Broker

Blue Mar Real Estate Group Inc.

Licensed Florida Real Estate Broker · DBPR License CQ1018554

4000 Ponce De Leon Blvd, Suite 470, Coral Gables, FL 33146

[email protected]

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340-350 E Ocean Drive
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+20

340-350 E Ocean Drive

Key Colony, FL, 33051

Active

$1,550,000

340-350 E Ocean Drive

Key Colony, FL, 33051

Active

$1,550,000

5

Bedrooms

3

Bathrooms

2,918 sqft

Living Area

1986

Year Built

$1,550,000Tour the dockSchedule a Showing
Navigation note: Navigation routes show the shortest mapped path to open water. A vessel taller than the binding bridge clearance may still reach open water via a longer alternate route that we don't currently map. Verify navigability with a local captain or surveyor before relying on it.

5,859

Lot Size (sqft)

131

Days on Market

Dock Score™

DockOnly
66
Good

What shaped this score

✓Canal
✓Dock present
✓Bridge-free to bay & ocean
✓Fits boats up to 45ft

DockOnly.com rating, not provided by the MLS or listing broker.

Dock & Water AccessMLS

Canal Front

AI Aerial Imagery Detection

Dock DetectedSeawall Detected~38-52 ft dock

Detected by AI from open-source aerial mapping imagery and may not reflect current conditions. This information was not provided by the MLS or listing broker. Always verify dock infrastructure with the listing agent.

Navigation RouteDockOnly

Data sources: SFWMD AHED waterway polygons · FHWA National Bridge Inventory 2024 · Not provided by the MLS or listing broker.

Description

Investors! Full Duplex! Own both sides! This is rare opportunity to own a legal duplex being sold in the heart of Key Colony Beach in the beautiful Florida Keys. Located just one street off the Atlantic Ocean, 340-350 E Ocean Drive offers exceptional space, boating access, and an amazing investment opportunity with flexibility at a competitive price designed to sell. With 5 bedrooms, 3 bathrooms, and over 2,900 sq ft of living space, this property provides the rare opportunity to own a large waterfront home while still benefiting from the layout of a legal duplex. Sold together as a single property, it offers incredible versatility for full-time living, vacation use, or income-producing investment. Boaters will appreciate 50 feet of dockage with dual docks, allowing space for multiple vessels and providing a quick, easy ride to the open Atlantic for world-class fishing and boating. The 340 E Ocean Drive side features towering ceilings and dramatic floor-to-ceiling windows, filling the home with natural light while showcasing beautiful canal views from multiple areas. This side includes 3 bedrooms, 2 bathrooms, and a private balcony to enjoy the coastal breeze. The 350 E Ocean Drive side offers 2 bedrooms and 1 bathroom, along with its own private balcony overlooking the canal, the perfect spot to enjoy a morning coffee or evening sunset. Head over to the Cabana Club which is just steps away, for some fun in the sun! Enjoy both ocean and canal views from this prime location just steps from the Atlantic. With a proven rental history, this property offers outstanding flexibility. Owners have the flexibility to live in one side and rent the other or rent both for maximum income potential. Updates include; •Impact windows and doors (2021) •5V Metal Crimp Roof (2021) •AC ( 2021 & 2023) •New Dock Posts (2024) Competitively priced and offering size, dockage, and location, this is a standout opportunity to own a versatile waterfront property in Key

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Location

Key Colony, FL, 33051

No price history available for this property.

Displayed by Blue Mar Real Estate Group Inc., Licensed Florida Real Estate Broker (DBPR CQ1018554) · [email protected]

Listing courtesy of Coldwell Banker Schmitt Real Estate Co. via Florida Keys MLS

Last updated: 7/2/2026

© 2026 Florida Keys Board of REALTORS®, Inc. All rights reserved. The data relating to real estate for sale on this website comes in part from the Internet Data Exchange (IDX) program of the Florida Keys Board of REALTORS®. Information is deemed reliable but not guaranteed and should be independently verified. All properties are subject to prior sale, change, or withdrawal.

IDX information is provided exclusively for consumers' personal, non-commercial use. It may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.

Dock Score™

DockOnly
66
Good

What shaped this score

✓Canal
✓Dock present
✓Bridge-free to bay & ocean
✓Fits boats up to 45ft

DockOnly.com rating, not provided by the MLS or listing broker.

Nearest Bridge Clearances

Florida Keys, critical for tall/large vessels

No bridge data available for this location.
FEMA Flood Zone AE
BFE: 8ft

Special Flood Hazard Area

View FEMA Flood Map →
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Mortgage Calculator

Estimate your monthly payment for this waterfront property

20%

$310,000 down

%
Principal & Interest$8,043/mo
Property Tax (est. ~1.2%, varies by county)$1,550/mo
Home Insurance (est.)$250/mo
Total Monthly Payment$9,843
Loan Amount: $1,240,000Rate: 6.75%
Get Pre-Qualified

Estimated payments only. Actual rates and terms may vary.

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