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4 Beds
4 Baths
1,888 sqft

$1,200,000

10881 7th Avenue Gulf, Marathon FL, 33050

Price per sqft$635.59
Built in1973
Property size1,888 sqft
Property typeMulti-family

Overview

Active

Listed Oct 8, 2026

Updated 3h ago

Duplex opportunity in the heart of Marathon with two legal addresses: 10881 7th Avenue Gulf and 10883 7th Avenue Gulf. This updated DUPLEX offers excellent flexibility for investors, owner occupants, or those looking to live in one unit and rent the other. The first floor residence features 3 bedrooms, 2.5 baths, a private entrance, its own patio area, separate laundry, and separate electric and water meters. It is currently rented for $3,700/month on a month to month basis, with the tenant open to a one year lease. The second floor unit offers 1 bedroom, 1 bath, its own private staircase and entrance, a dedicated outdoor sitting area, separate laundry, and separate utility meters. The upstairs unit is currently vacant and was most recently rented for $3,000/month, providing demonstrated combined rental potential of approximately $6,700/month or $80,400 annually. The property has been renovated and updated and offers exceptional parking for 5+ vehicles, with ample room for cars, boats, trailers and more. Adding even more value, approved plans convey with the sale for a substantial two-story garage and storage building at the rear of the property. The approved design includes approximately 2,768 sq. ft. of enclosed space, with a 1,440 sq. ft. shared garage on the first floor and additional dedicated and shared storage areas, two bathrooms, and mechanical space upstairs. A rare opportunity to combine strong rental income, separate living spaces, extensive parking, and future garage/storage potential, all offered at $1,200,000.

$7,984/mo

Est. mortgage payment based on a $1,200,000 home price.

All estimates are provided by Luxury Presence for informational purposes only. Actual amounts may vary.

Additional information

MLS® ID
621548

Interior Features

Bedrooms
4
Bathrooms
4
Cooling
Yes
Basement
No

Exterior Features

Lot Size
0.22 Acres

Other Property Details

Taxes
$6,356
Tax Frequency
Annually
View
Yes
Pets Allowed
Yes
55+/Senior Community
No
MLS provider logo

Listed by Jesus Parra with Coldwell Banker Schmitt Real Estate Co.
Listing Contact: 786-282-9281 

The IDX display contains information sourced from the Florida Keys Board of REALTORS® as of 10/10/2026. This data is intended solely for personal, non-commercial use and is not to be utilized for any other purposes except to identify potential properties for purchase. Although the MLS data displayed is typically considered reliable, it is not guaranteed to be accurate by the MLS. Buyers are responsible for verifying the accuracy of all information and are advised to conduct their own investigations or seek professional assistance. Other sources besides the Listing Agent may have contributed to the MLS data presented. Unless expressly specified in writing, the Broker/Agent has not confirmed any information obtained from external sources. The Broker/Agent may or may not have acted as the Listing and/or Selling Agent and cannot guarantee the accuracy of property locations displayed on any map. Any compensation offers are solely made to participants of the MLS where the listing is registered.

©2026 Florida Keys Board of REALTORS® all rights reserved.

Data last updated on 10/10/2026 at 3:55 AM UTC

 

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