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151 10th Street, Marathon, FL 33051

Marathon, FL, 33051 · KEY COLONY BEACH 1ST ADD

$849,000

2 bd · 2 ba · 952 sqft

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About this home

Welcome to this 2-bedroom waterfront home in Key Colony Beach offering direct canal frontage and classic island appeal. Built in 1961 and updated, this one story half duplex blends low maintenance living with functional waterfront access.Interior highlights include tile flooring throughout, ceiling fans, window treatments, and a comfortable layout with two full bathrooms and well proportioned bedrooms across approximately 952 square feet. Home Constructed using CBS (Concrete block & Stucco) for durability.Waterfront and exterior features:• Direct canal frontage with seawall• Screened porch for outdoor dining• Approximately 4,125 sq ft lot• One car garage• Paver driveway• Off street and guest parking• Front side impact windows/ Back Accordion shutters• Monitored security• 40ft Boat Dock (Seawall has permit and is being redone in April 2026)Ideal for boating enthusiasts seeking convenient canal access in Key Colony Beach. Located in Monroe County near local dining, marinas, and island amenities, this property offers an opportunity to enjoy the Florida Keys lifestyle in a manageable waterfront setting.

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Key Colony Beach

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Listing information is provided by BeachesMLS via the Spark Platform. All information is deemed reliable but not guaranteed and should be independently verified. Properties may or may not be listed by the office/agent presenting the information.

Last updated 2026-07-09