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    Marathon, FL Land for Sale

    27 results
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    Oceanfront Lot with Building Rights
    $1,900,000

    Oceanfront Lot with Building Rights

    1235 83 St, Marathon, FL 33050

    Direct oceanfront lot with building rights in Marathon, Florida.

    • Direct oceanfront lot with 153 feet of total ocean frontage and 120 feet of concrete seawall.
    • Includes a cut‑in boat slip.
    • Building right in place; No TBR or BPAS (ROGO) needed.
    • Cleared and ready to build.
    • End of street right‑a‑way deed conveys with the property.
    Updated: Jan 4
    View details
    Gulf Front Estate in Marathon
    $9,950,000

    Gulf Front Estate in Marathon

    6500-6600 Overseas Hwy, Marathon, FL 33050

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

    • 3.86‑acre Gulf‑front estate featuring 695 feet of water frontage and 218 feet of concrete dockage with a protected boat slip.
    • Zoned mixed‑use commercial with one commercial transferable building right, offering multiple development possibilities.
    • Secured property with an eight‑foot concrete wall and three gated entrances.
    • Solid concrete construction 10,852 sq ft mansion with ten bedrooms and six and a half bathrooms.
    • Includes a separate garage/workshop with two rooms and mini‑split air conditioning.
    Updated: Nov 20, 2025
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    Waterfront Commercial Land in Marathon
    $3,100,000
    80,400.00 Acres

    Waterfront Commercial Land in Marathon

    Rare waterfront property on Overseas Highway, ready for redevelopment.

    13759 Overseas Hwy, Marathon, FL 33050
    View details
    Residential Lot in Grassy Key
    Contact for pricing
    0.17 Acres

    Residential Lot in Grassy Key

    Residential lot in a quiet neighborhood, utilities at the road.

    Lan Orange Ave, Marathon, FL 33050
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    Residential Land Near Sombrero Beach
    $295,000

    Residential Land Near Sombrero Beach

    Residential lot near Sombrero Beach, Marathon, Florida.

    Calle Limon, Marathon, FL 33050
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    Waterfront Residences: Luxury & Income
    $11,000,000
    12,198 SF

    Waterfront Residences: Luxury & Income

    Three designer homes on waterfront with income potential.

    2394 Coco Plum Dr, Marathon, FL 33050
    View details
    Oceanside Lot in Marathon, Florida
    $465,000

    Oceanside Lot in Marathon, Florida

    21,808 sq ft lot with unobstructed ocean views.

    300 Coco Plum Dr, Marathon, FL 33050
    View details
    Waterfront Land in Stirrup Key
    $2,200,000

    Waterfront Land in Stirrup Key

    Spacious Gulfside lot in gated Marathon community with boat basins.

    Windy Point Cir, Marathon, FL 33050
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    Unbuildable Land Parcel in Marathon
    $120,000

    Unbuildable Land Parcel in Marathon

    Unbuildable lot ideal for conservation or long-term investment.

    Plum Dr, Marathon, FL 33050
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    Oceanfront Mixed-Use Land in Marathon
    $275,000
    0.34 Acres

    Oceanfront Mixed-Use Land in Marathon

    Buildable oceanfront lot zoned for mixed-use in Marathon, Florida.

    Overseas Hwy Over Hwy, Marathon, FL 33050
    View details
    Waterfront Redevelopment Opportunity in Marathon
    $3,599,000

    Waterfront Redevelopment Opportunity in Marathon

    Rare waterfront property with redevelopment potential and deep water dockage.

    14 125Th Street Gulf, Marathon, FL 33050
    View details
    Waterfront Redevelopment Opportunity with Dockage
    $3,599,000
    1.72 Acres

    Waterfront Redevelopment Opportunity with Dockage

    Rare waterfront property with deep water dockage and redevelopment potential.

    14 125Th Street Gulf, Marathon, FL 33050
    View details
    Gulf-Front Land on Grassy Key
    $600,000

    Gulf-Front Land on Grassy Key

    Over an acre of private Gulf-front land in Marathon, FL.

    64 Pelican Rd, Marathon, FL 33050
    View details
    Oceanfront Development Opportunity in Marathon
    $6,900,000

    Oceanfront Development Opportunity in Marathon

    1.67-acre oceanfront property with development agreement for 10 villas.

    8700 Overseas Hwy, Marathon, FL 33050
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    Vacant Land with Dockage
    $699,000

    Vacant Land with Dockage

    Vacant land with permit in hand and deep water dockage.

    1021 27Th Street Ocean, Marathon, FL 33050
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    Bay Front Buildable Lot
    $875,000

    Bay Front Buildable Lot

    Vacant land in gated community, Marathon, Florida Keys.

    120 Pirates Cv Dr, Marathon, FL 33050
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    Buildable RV Lot with Views
    $247,500

    Buildable RV Lot with Views

    Buildable RV lot with ocean views and full amenities.

    6099 Overseas Hwy, Marathon, FL 33050
    View details
    Oceanside Lot Overlooking Coco Plum Beach
    $465,000
    0.50 Acres

    Oceanside Lot Overlooking Coco Plum Beach

    Expansive lot with unobstructed ocean views in Marathon, Florida.

    300 Coco Plum St, Marathon, FL 33050
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    Waterfront Land with Approved Plans
    $599,000

    Waterfront Land with Approved Plans

    Vacant land with new seawall and approved building plans.

    93 N Conch Ave, Marathon, FL 33050
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    Oceanfront Land in Gated Community
    $2,899,000

    Oceanfront Land in Gated Community

    Rare ocean and canal front lot in the Florida Keys.

    94 Sunrise Dr, Marathon, FL 33050
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    Marathon Waterfront Industrial Property
    $3,375,000

    Marathon Waterfront Industrial Property

    Prime waterfront location, diverse commercial assets

    15 Sea View Ave, Marathon, FL 33050
    View details
    Marathon Commercial Warehouse
    $1,550,000
    2,359 SF

    Marathon Commercial Warehouse

    Prime Auto Repair Shop, High Visibility

    10455 Overseas Hwy, Marathon, FL 33050
    View details
    Marathon, FL Keys Business Opportunity
    $99,000

    Marathon, FL Keys Business Opportunity

    Established Souvenir Business, Huge Potential

    0 Montage Fl Ky Souvenirs, Marathon, FL 33050
    View details
    Marathon Commercial Land
    Contact for pricing
    0.56 Acres

    Marathon Commercial Land

    Prime Commercial Land, Marathon, FL

    5994 Overseas Hwy, Marathon, FL 33050
    View details

    Marathon, FL Land Investment Opportunities Market Analysis

    Explore 81 land for sale in Marathon, FL, showcased through 27 active listings on our real estate platform. These investment opportunities span a total of 3,502,335,588 square feet of properties for sale, with an estimated market value of $7,439,000.

    Prices for lots in Marathon, FL start at $275,000, averaging $1,859,750, and reaching up to $3,599,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you have the most current data.

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    Most Searched ZIP Codes in Marathon, FL

    • 33050

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