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6099 Overseas Highway LOT 48E, Marathon, FL 33050

$359,000
Property Type: Residential Bedrooms: 1 Baths: 1 Square Footage: 288 Lot Size (sq. ft.): 1,196 Status: Active
Current Price: $359,000 List Date: 2/11/2026 Last Modified: 2/12/2026

Overview

Description

Don't miss this unique waterfront RV lot in the sought after Key By the Sea community in Marathon. Lot 48E offers approximately 31.5 feet of canal frontage with an overall lot size of about 31.5 by 40.5 feet, creating the opportunity to design your own RV setup, outdoor living space, or future waterfront retreat in the Florida Keys. The existing 1980 mobile home is in poor condition and the property is best suited for renovation, replacement, or redevelopment, with value primarily in the waterfront lot and boating access. If the current structure is removed, and with proper permits, a Buyer may place an RV on the lot or construct a code compliant structure in accordance with local regulations and community guidelines. Key By the Sea residents enjoy desirable amenities including a boat ramp, waterfront pavilion, clubhouse, and three on site laundry facilities. The association fee is $192 per month, providing an accessible path to waterfront ownership in a central Marathon location ...

Listing Details MLS# 618598

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 #
LOT 48E
City
MARATHON
Off Shore Island
No
Mile Marker
50.5
Marathon Neighborhood
Mid-Town - Ocean (Sombrero to 71st)
Side
Ocean
Alternate Key #
9078415
Parcel #
00338830001800
Zoning
R-MH - Residential - MH
Deed Restrictions
No
Legal
Parcel No 48E Keys Rv/Mobile Home Condominium Or2042-1926 Or2184-1319/29Amd Or2997-1756 Or2997-1758 Or3163-2289
Taxes
3296.95
Tax Year
2025
Pub Sewer HkUp
Yes

Contract Information

Listing Board
Marathon/Lower Keys
As is Rght to Inspct
Yes
Species List
No

General Property Description

Realtor.COM Type
Residential - Mobile/Manufactured Home
Style
Mobile Home
Waterfront
Yes
Control Depth
4
Pool
No
Year Built
1980
Lot SqFt
1196
Lot Sqft Source
Property Data Card
Acres
0.02
Living Apx SqFt
288
SqFt Source
Property Data Card
Total Bedrooms
Yes
Full Baths
Yes
Total Baths
Yes
Rentals Allowed
With Restrictions
Min Rental Days
28

Association Info

Mandatory Home Owners Asc
Yes
Condo Doc's
Yes
Voluntary Home Owners Asc
No
1st Right of Refusal
No
Assoc Approval Req
No
Association Fee $
192
Assoc/Mnt Fee Per
Monthly

Dockage

Dock Length
315
Boat Ramp
Yes

More Information

Building Style

Above Flood
No
Single Wide w/Add'n
Yes

Remarks & Misc

Remarks – Consumer
Don't miss this unique waterfront RV lot in the sought after Key By the Sea community in Marathon. Lot 48E offers approximately 31.5 feet of canal frontage with an overall lot size of about 31.5 by 40.5 feet, creating the opportunity to design your own RV setup, outdoor living space, or future waterfront retreat in the Florida Keys. The existing 1980 mobile home is in poor condition and the property is best suited for renovation, replacement, or redevelopment, with value primarily in the waterfront lot and boating access. If the current structure is removed, and with proper permits, a Buyer may place an RV on the lot or construct a code compliant structure in accordance with local regulations and community guidelines. Key By the Sea residents enjoy desirable amenities including a boat ramp, waterfront pavilion, clubhouse, and three on site laundry facilities. The association fee is $192 per month, providing an accessible path to waterfront ownership in a central Marathon location. Whether you are seeking a seasonal escape, RV destination, or long term investment, this property presents a rare opportunity to create your own space within a welcoming waterfront Keys community.
Directions
Turn into Key By the Sea park to the East street. Lot is on the right side about 1/4 way down the street.

Fee Includes

Common Area Mnt
Yes

Tax Exemptions

None
Yes

Appliances

No Appliances
Yes

Cooling

Wall/Window Unit(s)
Yes

Heating

None
Yes

Waterfront

Canal Front
Yes

Waterview

Canal View
Yes

Neighborhood Feature

Clubhouse
Yes
Community Boat Ramp
Yes
Community Dockage
Yes

Property Condition

Fixer Upper
Yes

Vehicle Storage

Off Street Parking
Yes

Security

Patrolled Area
Yes

Construction

Manufactured
Yes

Land Size

Less Than 1/4 Acre
Yes

Furnished

Unfurnished
Yes

Terms

Seller Finance Psble
Yes

Utilities

Cable Available
Yes
FKAA
Yes
Municipal Sewer
Yes

Porch/Balcony

No Porch/Balcony
Yes

Title

Negotiable
Yes

Exterior Features

Shed
Yes

Accessibility Feat

None
Yes

Property Features

Fee Includes: Common Area Mnt Tax Exemptions: None Waterfront: Canal Front Waterview: Canal View Dockage: Boat Ramp Property Condition: Fixer Upper Building Style: Single Wide w/Add'n Vehicle Storage: Off Street Parking Furnished: Unfurnished Cooling: Wall/Window Unit(s) Heating: None Utilities: Cable Available; FKAA; Municipal Sewer Appliances: No Appliances Exterior Features: Shed Accessibility Feat: None Construction: Manufactured Neighborhood Feature: Clubhouse; Community Boat Ramp; Community Dockage Security: Patrolled Area Land Size: Less Than 1/4 Acre Terms: Seller Finance Psble Title: Negotiable
Listing Office: Keys Ocean Realty Inc.
Last Updated: February - 12 - 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.
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