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    Key Colony Beach, FL
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    Key Colony Beach, FL Land for Sale

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    Marathon, FL Conch Key, FL Duck Key, FL
    Key Colony Duplex with Dockage
    Updated: Nov 19, 2025
    Key Colony Duplex with Dockage

    Key Colony Beach, FL 33051

    $1,700,000
    2,040 sqft · 0.19 AC lot
    100‑foot‑wide canal location in Key Colony Beach with dockage for boats and quick access to the Ocean and Gulf (about 5‑minute boat ride).
    Full duplex offering: 4 bedrooms and 4 bathrooms with over 2,000 SF total living space.
    Dockage on both sides: 261 9th St has a 42‑ft dock, and 271 9th St adds 33 ft for 75 ft total to accommodate large vessels.
    Purchase options: full duplex for $1,700,000 or buy one half—271 9th St for $838,000 or 261 9th for $875,000.
    1972 construction with CBS exterior, metal roof, tile flooring, and central air cooling.
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    Canal Front Duplex Zoned Land
    Updated: Dec 30, 2025
    Canal Front Duplex Zoned Land

    Key Colony Beach, FL 33051

    $2,650,000
    0.19 AC lot
    Canal front lot with duplex zoning.
    New seawall installed in 2022.
    Quick building permit process in Key Colony Beach.
    Seller/Developer will consider building per existing plans.
    Pre‑construction agreement available for one side of duplex at $2,350,000.
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    Canal Front Duplex Zoned Land
    Canal Front Duplex Zoned Land

    Key Colony Beach, FL 33051

    $2,650,000
    0.19 AC lot

    Canal front duplex zoned land with new seawall.

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    Turn Any Listing Into an Investment Snapshot Owner equity, real caprate, demand score for every listing. Go To Analytics Center
    Based on your search, we've compiled 8 Potential Opportunities for your consideration. Besides 3 Active listings in Key Colony Beach, FL, we suggest exploring several alternatives: 4 properties in Nearby Cities, plus 1 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 Redevelopment Opportunity with Dockage
    Waterfront Redevelopment Opportunity with Dockage

    14 125th Street Gulf, Marathon, FL 33050

    $3,549,000
    6,128 sqft · 1.72 AC lot

    Rare waterfront redevelopment site with deep water dockage and highway frontage.

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    Waterfront Land in Marathon, Florida
    Waterfront Land in Marathon, Florida

    248 Pescayo Avenue, Marathon, FL 33050

    $1,450,000
    0.26 AC lot

    Buildable waterfront lot with ocean access in Marathon, Florida.

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    Land For Sale in Marathon
    Land For Sale in Marathon

    252 Pescayo Avenue, Marathon, FL 33050

    $1,395,000

    Land available on Pescayo Avenue in Marathon, Florida.

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    Waterfront Retail Opportunity in Marathon
    Waterfront Retail Opportunity in Marathon

    12790 Overseas Hwy, Marathon, FL 33050

    Contact for pricing
    1,372 sqft · 1.24 AC lot

    Prime 1.24-acre commercial property with highway frontage and waterfront access.

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    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.

    68 Acres Tillable Land For Sale
    68 Acres Tillable Land For Sale

    Saint Johns, MI 48879

    $499,000
    68.30 AC lot

    68 acres of tillable land suitable for multiple uses.

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    Key Colony Beach, FL Land Market Trends and Statistics

    Explore 3 land for sale in Key Colony Beach, FL, showcased through 3 active listings on our real estate platform. These investment opportunities span a total of 2,040 square feet of properties for sale, with an estimated market value of $1,700,000.

    Sale prices for lots in Key Colony Beach, FL start at $1,700,000, averaging $1,700,000, and reaching up to $1,700,000 — 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

    Commercial property segments ranked by active listings on the market

    Residential land & home lots 2
    Waterfront Land 1

    Demographics Overview

    Population 525
    Median Household Income $94,531
    College Educated 61.4%

    High-Yield Neighborhoods for Investment

    Identify Key Colony Beach submarkets with the highest inventory density on the market and evaluate the average listing prices of real estate assets

    Neighborhood Average Price
    33051 $2.3M

    Listings Trend

    New vs delisted commercial listings in Monroe County

    New Delisted

    Total CRE Inventory on Market (SF)

    Average Property Price per SF

    For-sale pricing trends across core commercial property types in Monroe County

    Retail

    Residential Income

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