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6099 Overseas Highway 42E, Marathon, FL 33050

New Listing
$300,000
Property Type: Residential Baths: 1 Square Footage: 200 Lot Size (sq. ft.): 1,125 Status: Active
Current Price: $300,000 List Date: 6/19/2026 Last Modified: 6/19/2026

Overview

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 screened-in porch area, a storage room, and plenty of dock space to relax and fish. This is 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? Also a great buy for those looking to build a new, waterfront home down the road who want to live in their RV till then. 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 ...

Listing Details MLS# 620324

Location, Tax & Legal

Street #
6099
Street Name
Overseas
Street Suffix
Highway
Key/Island
Marathon
State/Province
FL
Zip Code
33050
County
Monroe
Subdivision
Keys RV/Mobile Home Condominium (50.5)
Area
16 - Sombrero Bch Rd to Vaca Cut - Oceanside
Unit #
42E
City
MARATHON
Mile Marker
50.5
Marathon Neighborhood
Mid-Town - Ocean (Sombrero to 71st)
Side
Ocean
Flood Zone
AE
Alternate Key #
9078320
Parcel #
00338830-001680
Zoning
RH - Residential High
Deed Restrictions
Yes
Legal
PARCEL NO 42E AND 1/200% COMMON ELEMENTS KEYS RV/MOBILE HOME CONDOMINIUM OR2042-2137 OR2184-1319/29AMD
Taxes
2635.95
Tax Year
2025
Pub Sewer HkUp
Yes

Contract Information

Listing Board
Marathon/Lower Keys

General Property Description

Realtor.COM Type
Residential - Single Family
Style
Mobile Home
Waterfront
Yes
Control Depth
3
Pool
No
Year Built
20
Lot SqFt
1125
Lot Sqft Source
Property Data Card
Acres
0.03
Living Apx SqFt
200
SqFt Source
Seller
Full Baths
Yes
Total Baths
Yes
Rentals Allowed
No

Association Info

Mandatory Home Owners Asc
Yes
1st Right of Refusal
No
Association Fee $
247
Assoc/Mnt Fee Per
Monthly

Building Style

Above Flood
Unknown

More Information

Remarks & Misc

Remarks – Consumer
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 screened-in porch area, a storage room, and plenty of dock space to relax and fish. This is 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? Also a great buy for those looking to build a new, waterfront home down the road who want to live in their RV till then. 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.
Directions
Enter on the east street and go about halfway toward the ocean, on right.

Fee Includes

Common Area Mnt
Yes

Dockage

Boat Slip
Yes

Tax Exemptions

None
Yes

Pets

Pets Allowed
Yes

Waterfront

Canal Front
Yes

Waterview

Canal View
Yes

Neighborhood Feature

Clubhouse
Yes
Community Boat Ramp
Yes
Manager on Premises
Yes
Other Area Features
Yes

Construction

Other
Yes

Land Size

Less Than 1/4 Acre
Yes

Utilities

Elect Separate Meter
Yes
FKAA
Yes

Exterior Features

Lanai
Yes
Storage
Yes

Property Features

Fee Includes: Common Area Mnt Tax Exemptions: None Waterfront: Canal Front Waterview: Canal View Dockage: Boat Slip Utilities: Elect Separate Meter; FKAA Exterior Features: Lanai; Storage Construction: Other Pets: Pets Allowed Neighborhood Feature: Clubhouse; Community Boat Ramp; Manager on Premises; Other Area Features Land Size: Less Than 1/4 Acre

Documents

Listing Office: Engel & Völkers Marathon
Last Updated: June - 19 - 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.