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© 2026 DockOnly™. All rights reserved.

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]

Listing data is provided by participating Multiple Listing Services and is deemed reliable but not guaranteed. Each listing's MLS source and its required disclosures appear with that listing. Dock Score™ is a DockOnly.com rating and is not provided by or affiliated with any MLS or listing broker. NOAA chart data is public domain and for reference only, not for navigation. Full MLS Compliance

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+20

6099 Overseas Highway 42E

Marathon, FL, 33050

Active

$300,000

6099 Overseas Highway 42E

Marathon, FL, 33050

Active

$300,000

0

Bedrooms

1

Bathrooms

200 sqft

Living Area

2004

Year Built

$300,000Tour the dockSchedule a Showing

1,125

Lot Size (sqft)

$247

HOA / Monthly

33

Days on Market

Dock Score™

DockOnly
N/A
Limited

What shaped this score

✓Waterfront area
·Ocean Access (community access, no unit dock rights)

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

Dock & Water AccessMLS

Canal Front

AI Aerial Imagery Detection

Dock Detected

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.

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

Description

Waterfront, buildable RV lot in Key By the Sea in the heart of Marathon! Enjoy 28' of canal frontage with quick, direct ocean access .A building right and the fifth-wheel (personal property) currently on the site convey with this sale. This lot has a spacious screened-in porch, a storage room, and plenty of dock space to relax and fish. This is a great buy for those looking to build a new, waterfront home down the road who want to utilize their RV till then. Also a great buy for those looking for a slip - at this comparable price, why buy just a slip in a marina when you can have a buildable lot AND a place to keep your boat and RV? Boat lifts are allowed. Community amenities include a boat ramp, laundry room, clubhouse with big TV, pool table, kitchen, etc available for private parties, and an oceanfront pavilion area to take in the open Atlantic views. Boat lifts are allowed. Proximate to grocery stores, shops, restaurants, Sombrero Beach and all things in Keys paradise on the water and on land. There's a lot of bang for your buck and this is priced to sell. FaceTime TOURS ARE AVAILABLE FOR QUALIFIED BUYERS.

Schedule a Showing

See the property and tour the dock. A licensed waterfront specialist will arrange your private showing.

Select a date

Location

Marathon, FL, 33050

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 Engel & Völkers Marathon via Florida Keys MLS

Last updated: 7/21/2026

© 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
N/A
Limited

What shaped this score

✓Waterfront area
·Ocean Access (community access, no unit dock rights)

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: 7ft

Special Flood Hazard Area

View FEMA Flood Map →
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Mortgage Calculator

Estimate your monthly payment for this waterfront property

20%

$60,000 down

%
Principal & Interest$1,557/mo
Property Tax (est. ~1.2%, varies by county)$300/mo
Home Insurance (est.)$250/mo
HOA Fees$247/mo
Total Monthly Payment$2,354
Loan Amount: $240,000Rate: 6.75%
Get Pre-Qualified

Estimated payments only. Actual rates and terms may vary.

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