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    Duck Key, FL Land for Sale

    11 results
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    Cleared Corner Lot in Duck Key
    $399,000

    Cleared Corner Lot in Duck Key

    223 Schooner Lane, Duck Key, FL 33050

    Cleared corner lot in Duck Key, ready for your dream home.

    • Cleared corner lot in Duck Key ready for building
    • Permitting process underway; 42 points expected by May 2026, with potential for 44 points with updated house plans
    • Opportunity to join the Duck Key Club with resort‑style amenities
    • Located in a peaceful and desirable community
    • Ideal for full‑time living, vacation home, or investment
    Updated: Mar 26
    View details
    Duck Key Oversized Vacant Land
    $324,900

    Duck Key Oversized Vacant Land

    131 Bimini Drive, Duck Key, FL 33050

    Oversized vacant land in desirable Duck Key community.

    • Oversized 10,429 sq ft lot in desirable Duck Key.
    • Access to Hawk's Cay resort amenities (restaurants, watersports, tennis, pickleball, swimming pools, marina) via Club membership.
    • Development rights available for immediate construction.
    • Opportunity to join an upscale community.
    • HOA membership offers clubhouse, pool, paddlesports, and community events.
    Updated: Oct 30, 2025
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    Duck Key Vacant Land Opportunity
    $475,000

    Duck Key Vacant Land Opportunity

    Vacant land on Duck Key, build your dream retreat.

    Lot 8 W Seaview Circle, Duck Key, FL 33050
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    Oversized Vacant Parcel on Duck Key
    $424,500

    Oversized Vacant Parcel on Duck Key

    Vacant land with approved plans for modern home.

    123 Bimini Drive, Duck Key, FL 33050
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    Duck Key Vacant Land
    $445,000

    Duck Key Vacant Land

    Premier dry lot on Duck Key with active building permit.

    202 Barque Street, Duck Key, FL 33050
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    Vacant Land on Duck Key
    $475,000

    Vacant Land on Duck Key

    Rare vacant land opportunity in the Florida Keys. No HOA.

    Lot 9 W Seaview Circle, Duck Key, FL 33050
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    Duck Key Canal Frontage Lot
    $2,150,000

    Duck Key Canal Frontage Lot

    7,500 sq ft residential lot with yacht access.

    322 E Seaview Drive, Duck Key, FL 33050
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    Duck Key Vacant Waterfront Lot
    $4,400,000

    Duck Key Vacant Waterfront Lot

    Vacant lot on Duck Key Island with open water views.

    318 E Seaview Circle, Duck Key, FL 33050
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    Duck Key Vacant Land
    $415,000

    Duck Key Vacant Land

    ROGO-exempt lot ready to build your dream home.

    143 S Indies Drive, Duck Key, FL 33050
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    Duck Key Waterfront Land Opportunity
    $475,000

    Duck Key Waterfront Land Opportunity

    Vacant land on Duck Key, build your dream retreat.

    Lot 9 W Seaview Cir, Duck Key, FL 33050
    View details
    Duck Key Vacant Waterfront Land
    $475,000

    Duck Key Vacant Waterfront Land

    Rare opportunity to build a custom retreat on Duck Key.

    Lot 8 W Seaview Cir, Duck Key, FL 33050
    View details
    Based on your search, we've compiled 19 Potential Opportunities for your consideration. Besides 11 Active listings in Duck Key, FL, we suggest exploring several alternatives: 4 properties in Nearby Cities, plus 4 Land Listings that present a potential for development.

    Explore Opportunities in Nearby Cities

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

    Waterfront Land with Approved Plans
    $599,000

    Waterfront Land with Approved Plans

    Vacant land with new seawall and approved building plans.

    93 N Conch Avenue, Conch Key, 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, Marathon, FL 33050
    View details
    Florida Keys Residential Development Opportunity
    $499,000
    0.11 Acres

    Florida Keys Residential Development Opportunity

    Residential parcel in the Florida Keys with development potential.

    77 S Conch Ave, Marathon, FL 33050
    View details
    Conch Key Vacant Land Parcel
    $499,000

    Conch Key Vacant Land Parcel

    4500 SF parcel with development potential in Conch Key.

    77 S 77 Conch Avenue, 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.

    Oceanfront Development Opportunity in Marathon
    $10,500,000

    Oceanfront Development Opportunity in Marathon

    Rare oceanfront land for luxury residential development in Florida Keys.

    57478 Overseas Highway, Marathon, FL 33050
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    Oceanfront Development Opportunity in Marathon
    $10,500,000

    Oceanfront Development Opportunity in Marathon

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

    57478 Overseas Highway, Marathon, FL 33050
    View details
    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 Highway, Marathon, FL 33050
    View details
    Highway Frontage Development Opportunity
    $3,450,000

    Highway Frontage Development Opportunity

    Prime commercial land with highway frontage and ocean access.

    8501 Overseas Highway, Marathon, FL 33050
    View details

    Duck Key, FL Land Investment Opportunities Market Analysis

    Explore 11 land for sale in Duck Key, FL, showcased through 11 active listings on our real estate platform. These investment opportunities span a total of 0 square feet of properties for sale, with an estimated market value of $9,093,400.

    Sale prices for lots in Duck Key, FL start at $0.00, averaging $909,340, and reaching up to $4,400,000 — 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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    Most Searched ZIP Codes in Duck Key, FL

    • 33050

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