1306 &1308 51St Street Gulf, Marathon, FL 33050 (MLS# 618176)

1306 &1308 51St Street Gulf, Marathon, FL 33050

$990,000
Property Type: Residential Bedrooms: 4 Baths: 2 Square Footage: 1,568 Lot Size (sq. ft.): 10,000 Status: Active
Current Price: $990,000 List Date: 1/18/2026 Last Modified: 7/15/2026

Overview

Description

Solid CBS full duplex in the heart of Marathon, set on an oversized 10,000 sq. ft. lot with mature native trees for added shade and privacy. Built for strength and long-term value, this elevated stilted property features concrete construction, a concrete roof, impact windows, newer HVAC systems, and four covered parking bays below. Each unit has been fully remodeled with gray faux wood flooring, granite countertops, stainless steel appliances, and clean modern finishes. The property has a strong income history, previously grossing approximately $69,000 annually, with one side currently left vacant for easy showings. Ideal for investors, employee housing, or living in one unit while renting the other, this duplex offers flexibility, usable outdoor space, covered parking, storage potential, and a central Marathon location close to shopping, dining, marinas, beaches, and daily conveniences.

Listing Details MLS# 618176

Location, Tax & Legal

Street #
1306 &1308
Street Name
51St Street Gulf
Key/Island
Marathon
State/Province
FL
Zip Code
33050
County
Monroe
Subdivision
Woodburns Sub (49.5)
Area
13 - 7 Mile Bridge to Sombrero Bch Rd E & W

Contract Information

Listing Board
Marathon/Lower Keys
As is Rght to Inspct
Yes
Potential Short Sale
No
Bank Owned
No
Species List
No

General Property Description

Realtor.COM Type
Multi-family
Style
Duplex
Waterfront
No
Pool
No
Year Built
1969
Total Units
2
Lot SqFt
10000
Lot Sqft Source
Property Data Card
Acres
0.23
Living Apx SqFt
1568
SqFt Source
Property Data Card
Total Bedrooms
4
Full Baths
2
Total Baths
2
Rentals Allowed
Yes
Min Rental Days
7

Association Info

Mandatory Home Owners Asc
No
1st Right of Refusal
No

Building Style

Above Flood
Yes
Stilt Column Height
Medium - 5Ft - 9Ft
# Stories
2 Stories

More Information

Vehicle Storage

Car(s)
4+

Financial Status

Auction
No
Bank Owned
No
Potential Short Sale
No
Standard Sale
Yes

Property Features

Fee Includes: None Tax Exemptions: None Waterfront: None Waterview: No Waterview Dockage: None Property Condition: Updated/Remodeled Vehicle Storage: Carport; Covered Parking; Guest Parking; Open Parking; RV Parking Open; Trailer Storage Furnished: Unfurnished Cooling: Ceiling Fans(s); Central Air Utilities: Elect Separate Meter; FKAA; Municipal Sewer; Water Separate Meter Appliances: Dishwasher; Microwave; Oven; Range; Refrigerator Construction: CBS Shutters: Other Floor: Terrazzo Roof: Concrete Roof Pets: Pets Allowed Neighborhood Feature: Airstrip; Beach; Bike Paths; Community Boat Ramp Land Size: Less Than 1/4 Acre
Listing Office: Coldwell Banker Schmitt Real Estate Co.
Last Updated: July - 15 - 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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