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    Marathon, FL
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    Marathon, FL Marinas for Sale

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    Key Colony Beach, FL Duck Key, FL Conch Key, FL
    7 results
    Oversized Boat Slip with Tiki
    $920,000

    Oversized Boat Slip with Tiki

    100 Avenue I, Marathon, FL 33050

    Rare oversized boat slip in Marathon's Coco Plum Beach.

    • Oceanside location with direct, bridge‑free access to open water.
    • Rare, oversized 22‑foot x 80‑foot boat slip with a 65 foot dock suitable for larger vessels.
    • Located in the exclusive, gated Coco Plum Beach Yacht Club offering enhanced privacy and security.
    • Includes a generous 11' x 30' tiki hut for outdoor living space.
    • Equipped with electric, water, and pump‑out services, plus a dedicated storage unit.
    Updated: Apr 24
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    Live-A-Board Marina Slips
    $410,000

    Live-A-Board Marina Slips

    100 Ave I, Marathon, FL 33050

    Two adjacent marina slips for sale in Marathon, Florida.

    • Two Adjacent Live‑A‑Board Slips: Rare opportunity to own two side‑by‑side slips suitable for live‑aboard use.
    • Prime Location: Directly across from Coco Plum Beach in Marathon, offering desirable waterfront access.
    • Quick Ocean Access: Provides fast and easy access to the Atlantic Ocean for boating and recreation.
    • On‑Site Amenities: Includes laundry facilities, bathhouse, and mail service for convenience.
    • Rental Potential: Allows for rentals with a minimum period of 180 days, providing income opportunities.
    Updated: Feb 9
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    Waterfront Commercial Property in Marathon
    $4,950,000
    5,439 SF

    Waterfront Commercial Property in Marathon

    Prime commercial property with waterfront access and mixed-use potential.

    38 Coco Plum Drive, Marathon, FL 33050
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    Waterfront Commercial Property in Marathon
    $4,950,000
    0.69 Acres

    Waterfront Commercial Property in Marathon

    Versatile waterfront property with mixed-use potential in the Florida Keys.

    38 Coco Plum Dr, Marathon, FL 33050
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    Boat Storage with Concierge Service
    Contact for pricing

    Boat Storage with Concierge Service

    36' boat storage with concierge service in Marathon, Florida.

    12411 Overseas Highway, Marathon, FL 33050
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    Oversized Boat Slip with Live-aboard
    $455,000

    Oversized Boat Slip with Live-aboard

    Rare oversized boat slip with live-aboard approval in Marathon, FL.

    100 Ave I, Marathon, FL 33050
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    Grassy Key Marina Investment
    $9,900,000
    22,000 SF

    Grassy Key Marina Investment

    Marina with rental income, apartments, and potential for growth.

    59073 Overseas Hwy, Marathon, FL 33050
    View details
    Based on your search, we've compiled 15 Potential Opportunities for your consideration. Besides 7 Active listings in Marathon, FL, we suggest exploring several alternatives: 4 properties in Nearby Cities, plus 4 Land Listings that present a potential for development.

    Opportunities in Nearby Cities

    Here are 4 Similar properties we found in Nearby Locations for your consideration.

    Waterfront Commercial Asset with Redevelopment Potential
    $3,399,000
    6,071 SF

    Waterfront Commercial Asset with Redevelopment Potential

    Waterfront commercial property with redevelopment and multiple revenue paths.

    Islamorada, FL 33036
    View details
    200 Treasure Harbor Dr, Islamorada, FL, 33036-3136
    $6,995,000
    1,219 SF

    200 Treasure Harbor Dr, Islamorada, FL, 33036-3136

    Unique Marina and Resort with Deep Water Harbor and Amenities.

    200 Treasure Harbor Dr, Islamorada, FL 33036
    View details
    Seafood Business Opportunity in Conch
    $4,100,000
    670 SF

    Seafood Business Opportunity in Conch

    Commercial property with seafood business potential in Conch Key, Florida.

    15 Seaview Avenue, Conch Key, FL 33050
    View details
    Hotel/Motel,Marina,Mobile Home Park - Conch Key, FL
    $5,750,000
    826 SF

    Hotel/Motel,Marina,Mobile Home Park - Conch Key, FL

    Rare Florida Keys island with entitlements and development flexibility.

    62250 Overseas Hwy Little Conch Is, Conch Key, FL 33050
    View details

    Potential Development Sites for Consideration

    Can't find the perfect fit? These Land listings present an alternative path: the potential to develop a property for your specific goals.

    Important: These AI-suggestions are a starting point, not a guarantee of permitted use. All zoning, permitting, and land use information must be independently verified by you with the appropriate local authorities before making any commitments.

    Gulf Front Estate in Marathon
    $9,950,000
    10,852 SF

    Gulf Front Estate in Marathon

    3.86-acre mixed-use commercial property with highway and water frontage.

    6500-6600 Overseas Highway, Marathon, FL 33050
    View details
    20 Acres Waterfront Land Parcel
    $800,000
    20.00 Acres

    20 Acres Waterfront Land Parcel

    20-acre parcel with saltwater lake, potential reef restoration project.

    33000 Old State Road 4A, No Name Key, FL 33043
    View details
    RV Lot with Concrete Seawall
    $430,000

    RV Lot with Concrete Seawall

    RV lot in gated community with boating access.

    551-701 Spanish Main Dr, Cudjoe Key, FL 33042
    View details
    Waterfront Commercial Land with Docks
    $675,000
    0.64 Acres

    Waterfront Commercial Land with Docks

    Commercial vacant land with waterfront and multiple docks in place.

    221 Lake Placid Ct, Everglades City, FL 34139
    View details

    Marathon, FL Marinas Investment Opportunities Market Analysis

    Explore 7 marinas for sale in Marathon, FL, showcased through 7 active listings on our real estate platform. These investment opportunities span a total of 27,439 square feet of properties for sale, with an estimated market value of $14,850,000.

    Sale prices for boat yards in Marathon, FL start at $4,950,000, averaging $7,425,000, and reaching up to $9,900,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you stay ahead with the latest data and market trends.

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    Top Commercial Asset Segments

    Marinas 8
    NNN properties 1

    Demographics Overview

    Population 11K
    Population Growth (5Y) +12.2%
    Median Household Income $83,776
    College Educated 36.9%

    High-Yield Neighborhoods for Investment

    Identify Marathon submarkets with the highest inventory density on the market and evaluate the median listing prices of real estate assets

    Neighborhood Average Price
    33050 $3.1M

    Taxes & Financing

    Tax Rate (average for all types) 0.86%
    Property Tax per SF $8.45 per sq ft
    Tax Rate vs County Average 0.11 pp above county avg
    Average Loan-to-Value 65.0%

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