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    Long Key, FL Waterfront Land for Sale

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    Marathon, FL Islamorada, FL Duck Key, FL
    Conch Key Waterfront Land Opportunity
    $575,000
    5,000 SF

    Conch Key Waterfront Land Opportunity

    62900 Overseas Highway, Conch Key, FL 33050

    Oceanfront land in Conch Key with direct water access.

    • Direct oceanfront access on a corner lot in Conch Key.
    • Ready to build with water and electric already in place.
    • Located in a desirable and private location along the Overseas Highway.
    • 5000 sq ft lot offers opportunity to build to buyer's specifications.
    • Ideal for fishing, boating, and enjoying the Keys lifestyle.
    Updated: May 28
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    Private Island with Development Potential
    $5,750,000
    2,478 SF

    Private Island with Development Potential

    62250 Overseas Highway, Conch Key, FL 33050

    Rare Florida Keys island with development flexibility and transient licenses.

    • Rare private island in the Florida Keys with white sandy beach and exceptional development flexibility.
    • Includes 16 Monroe County transient licensed entitlements, a highly valuable and scarce asset.
    • Zoned MU (Mixed Use), allowing for boutique hotel, restaurant, campground, or upscale RV park.
    • Ownership of 8.69 AC of submerged Atlantic Ocean Baybottom provides long‑term flexibility for adding boat docks and Aqua Lodges.
    • Located minutes from Marathon & Marathon International Airport with direct access from Overseas Hwy.
    Updated: Jan 27
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    Waterfront Land in Conch Key
    $599,000
    0.11 Acres

    Waterfront Land in Conch Key

    Waterfront land with approved plans in the Florida Keys.

    93 N Conch Avenue, Conch Key, FL 33050
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    Waterfront Lot with Boat Lift
    $650,000
    0.04 Acres

    Waterfront Lot with Boat Lift

    Ready-to-build waterfront lot with private boat lift.

    65821 Overseas Hwy #93, Long Key, FL 33001
    View details
    Based on your search, we've compiled 8 Potential Opportunities for your consideration. Besides 4 Active listings in Long Key, FL, we suggest exploring several alternatives: 4 properties in Nearby Cities

    Opportunities in Nearby Cities

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

    Waterfront Land with Approved Plans
    $599,000
    0.11 Acres

    Waterfront Land with Approved Plans

    Waterfront land with new seawall and approved building plans.

    93 N Conch Ave, Marathon, FL 33050
    View details
    Duck Key Waterfront Residential Lot
    $2,150,000
    0.17 Acres

    Duck Key Waterfront Residential Lot

    7,500 sq ft lot with 75 ft canal frontage.

    322 E Seaview Drive, 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
    Waterfront Property with Fish House
    $2,950,000
    1,000 SF

    Waterfront Property with Fish House

    Waterfront property featuring a fish house and dockage.

    Marathon, FL 33050
    View details

    Long Key, FL Waterfront Land Investment Opportunities Market Analysis

    Explore 4 waterfront land for sale in Long Key, FL, showcased through 4 active listings on our real estate platform. These investment opportunities span a total of 7,478 square feet of properties for sale, with an estimated market value of $6,325,000.

    Sale prices for water rights properties in Long Key, FL start at $575,000, averaging $3,162,500, and reaching up to $5,750,000 — 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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    Waterfront Land 1

    Demographics Overview

    Population 254
    Median Household Income $60,750
    College Educated 33.5%

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    Most Searched ZIP Codes in Long Key, FL

    • 33050
    • 33001

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