10881 7th Avenue Gulf, Marathon, FL

$1,200,000

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4

Beds

4

Baths

1,888

Square feet

9,583

Land Size

About 10881 7th Avenue Gulf

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.

Features of 10881 7th Avenue Gulf

MLS® # 621548
Price $1,200,000
Bedrooms 4
Bathrooms 4.00
Full Baths 3
Half Baths 1
Square Footage 1,888
Land Size 9,583
Year Built 1973
Type Residential
Sub-Type Duplex
Status Active

Community Information

Address 10881 7th Avenue Gulf
Area 15 - Sombrero Bch Rd to Vaca Cut Gulfside
Subdivision Key Colony Sub (53.0)
City Marathon
County Monroe
State FL
Zip Code 33050

Amenities

Utilities FKAA, Municipal Sewer, Buyer to Verify, Water Separate Meter, Elect Separate Meter, Cable Available
Parking Spaces 4
Parking Off Street Parking, Trailer Storage
View Open Water View
Is Waterfront No
Waterfront None
Has Pool No

Interior

Interior Features Built-in Cabinets, Storage, Walk-in Closet(s)
Appliances Washer, Dryer, Dishwasher, Refrigerator, Range, Oven, Microwave, Freezer
Cooling Central Air
Fireplace No
Has Basement No

Exterior

Exterior Features Storage
Lot Description Less Than 1/4 Acre
Construction CBS

Additional Information

Date Listed October 8th, 2026
Zoning RM - Residential Medium
Short Sale No
RE / Bank Owned No

Listing Details

AgentJesus Parra
OfficeColdwell Banker Schmitt Real Estate Co.

Listing Map

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