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    Marathon, FL Land for Sale

    27 results
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    Grassy Key Gulf-Front Acreage
    $600,000
    1.04 Acres

    Grassy Key Gulf-Front Acreage

    Marathon, FL 33050

    Over an acre of private Gulf-front land on Grassy Key.

    • Over an acre of private Gulf‑front land.
    • Approx. 140 ft. of open‑water frontage.
    • Breathtaking sunset panoramas across the Gulf of Mexico.
    • Immediate access to renowned reefs for fishing, diving, and snorkeling.
    • Lush, wooded parcel offering privacy.
    Updated: Jan 14
    View details
    Buildable Lot in Marathon, FL
    $179,000

    Buildable Lot in Marathon, FL

    6099 Overseas Hwy, Marathon, FL 33050

    Prime cleared lot with building allocation in the Florida Keys.

    • Market Rate Building Allocation included, allowing immediate construction.
    • Direct Atlantic Ocean access with community dockage and private boat ramp.
    • Cleared, buildable lot in a desirable waterfront community in Marathon.
    • Potential for ocean views with a two‑story build.
    • Community amenities include a clubhouse, recreation hall, and oceanfront pavilion.
    Updated: Jan 14
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    Oceanfront Development Opportunity in Marathon
    $11,500,000
    6.00 Acres

    Oceanfront Development Opportunity in Marathon

    Rare 6-acre oceanfront land parcel in the Florida Keys.

    57478 Overseas Hwy, Marathon, FL 33050
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    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
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    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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    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
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    Oceanfront Land in Gated Community
    $2,899,000

    Oceanfront Land in Gated Community

    Rare ocean and canal front lot in Marathon, Florida Keys.

    94 Sunrise Dr, 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 Lot with Building Rights
    $1,900,000

    Oceanfront Lot with Building Rights

    Direct oceanfront lot with building rights in Marathon, Florida.

    1235 83 St, Marathon, FL 33050
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    Gulf Front Estate in Marathon
    $9,950,000

    Gulf Front Estate in Marathon

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

    6500-6600 Overseas Hwy, Marathon, FL 33050
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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
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    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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    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
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    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
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    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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    Marathon Waterfront Industrial Property
    $3,375,000

    Marathon Waterfront Industrial Property

    Prime waterfront location, diverse commercial assets

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

    Marathon Commercial Warehouse

    Prime Auto Repair Shop, High Visibility

    10455 Overseas Hwy, Marathon, FL 33050
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    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
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    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 3,502,305,967 square feet of properties for sale, with an estimated market value of $4,440,000.

    Prices for lots in Marathon, FL start at $275,000, averaging $1,110,000, and reaching up to $3,100,000 — 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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