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    280 properties
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    Mixed-Use Development Land
    Updated: Jun 29
    Mixed-Use Development Land

    5331 5th Avenue, Stock Island, FL 33040

    $2,150,000
    5,705 sqft 0.69 AC lot
    Four parcels totaling 30,000 sq ft, located just minutes from Key West near Mile Marker 5
    MU (mixed use) zoning
    Utilities on‑site with 7 electric meters
    Utilities on‑site with 7 water meters
    ROGO exempt for 6 or 7 units may be possible, per public remarks
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    Multi-Family Waterfront Compound
    Updated: Apr 24
    Multi-Family Waterfront Compound

    34 Atlantic Drive, Key Largo, FL 33037

    $2,890,000
    3,112 sqft 0.98 AC lot
    Direct oceanfront compound with a 276‑ft concrete dock for boating, fishing, and launching watercraft
    Two separate homes on three lots: 3BR/2BA primary residence plus a 2BR/2BA second home on a separate meter
    Multiple outdoor entertaining features including an outdoor kitchen, built‑in grill, patio, and porch
    Interior features include granite countertops and walk‑in closets; tile flooring throughout
    Central heating and central A/C; metal roof; CBS/concrete construction
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    Triplex and Adjacent Multifamily Lot
    Triplex and Adjacent Multifamily Lot

    127 & 121 Monroe Drive, Plantation Key, FL 33070

    $2,399,000
    2,409 sqft 0.34 AC lot

    Concrete triplex with three rental units plus an adjacent multifamily lot, offering expansion flexibility with on-site parking and outdoor space.

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    Ramrod Key Commercial Property
    Ramrod Key Commercial Property

    27001 Overseas Highway, Ramrod Key, FL 33042

    $1,250,000
    1,234 sqft 0.65 AC lot

    Commercial property on Ramrod Key with highway frontage.

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    Commercial Waterfront Land Site
    Commercial Waterfront Land Site

    21423 Overseas Highway, Cudjoe Key, FL 33042

    $1,274,000
    1,250 sqft 0.87 AC lot

    Corner commercial land with highway frontage and an on-site CBS building for retail or storage uses.

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    Conch Key Waterfront Land Opportunity
    Conch Key Waterfront Land Opportunity

    62900 Overseas Highway, Conch Key, FL 33050

    $575,000
    5,000 sqft 0.13 AC lot

    Oceanfront land in Conch Key with direct water access.

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    Waterfront Commercial Land Opportunity
    Waterfront Commercial Land Opportunity

    Islamorada, FL 33036

    $1,149,000
    0.31 AC lot

    Waterfront commercial land with dockage and ocean views in Florida.

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    Mixed-Use Development Land
    Mixed-Use Development Land

    5331 5th Avenue, Stock Island, FL 33040

    $2,150,000
    0.69 AC lot

    Four-parcel mixed-use site with multiple electric and water meters, positioned for flexible development planning.

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    Waterfront Lots in Summerland Key
    Waterfront Lots in Summerland Key

    24764 Overseas Highway, Summerland Key, FL 33042

    $899,000
    0.28 AC lot

    Two contiguous waterfront lots with highway and canal frontage.

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    Waterfront Lots in Summerland Key
    Waterfront Lots in Summerland Key

    24774 Overseas Highway, Summerland Key, FL 33042

    $899,000
    0.28 AC lot

    Two contiguous waterfront lots with highway and canal frontage.

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    Waterfront Commercial Building with Boat Slips
    Waterfront Commercial Building with Boat Slips

    90515 Old Highway, Plantation Key, FL 33070

    $1,750,000
    1,584 sqft 0.18 AC lot

    Newer four-unit waterfront commercial property with private boat slips, dedicated utilities, and off-street parking.

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    Oceanfront Lot Ready to Build
    Oceanfront Lot Ready to Build

    116 N Bounty Lane, Key Largo, FL 33037

    $2,495,000
    4,778 sqft 0.18 AC lot

    Permitted oceanfront lot in Key Largo's Buccaneer Point.

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    Commercial Land in Big Pine
    Commercial Land in Big Pine

    30582 5th Avenue, Big Pine Key, FL 33043

    $895,000
    0.72 AC lot

    Six contiguous commercially zoned lots totaling approximately 31,500 square feet.

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    Waterfront Development Land with Seawall
    Waterfront Development Land with Seawall

    62250 Overseas Highway, Conch Key, FL 33050

    $5,750,000
    2,478 sqft 1.98 AC lot

    Waterfront land with concrete seawall, deep-water boat basin, and mixed-use zoning, plus licensed transient entitlements.

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    Direct Oceanfront Residential Land Lot
    Direct Oceanfront Residential Land Lot

    229 Coral Road, Plantation Key, FL 33036

    $1,595,000
    0.48 AC lot

    Direct oceanfront homesite with an active building permit and permits addressing mangrove height limits.

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    Highway Frontage Development Opportunity
    Highway Frontage Development Opportunity

    8501 Overseas Highway, Marathon, FL 33050

    $3,450,000
    0.95 AC lot

    Commercial land with highway frontage, development potential, and private dockage.

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    Waterfront Development Site with Dockage
    Waterfront Development Site with Dockage

    14 125th Street Gulf, Marathon, FL 33050

    $3,549,000
    1.72 AC lot

    Waterfront property with approved deep-water dockage and conditional use approval for 10 units plus 4 staff group home units.

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    Canal-Front Waterfront Building Site
    Canal-Front Waterfront Building Site

    28597 Peg Leg Road, Little Torch Key, FL 33042

    $595,000
    0.16 AC lot

    Corner lot waterfront land with open water views and active permits for a custom residence and dock.

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    Canal-Front Vacant Land with Permits
    Canal-Front Vacant Land with Permits

    28587 Peg Leg Road, Little Torch Key, FL 33042

    $595,000
    0.14 AC lot

    Vacant waterfront lot with a building permit in process and complete dock and residential architectural plans included.

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    Oceanfront Vacant Land Lot
    Oceanfront Vacant Land Lot

    94825 Overseas Hwy #35, Key Largo, FL 33037

    $750,000
    0.05 AC lot

    Build in a gated Key Largo resort community on a remaining oceanfront vacant lot with direct ocean access.

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    Waterfront Buildable Lot with Permit
    Waterfront Buildable Lot with Permit

    5 Stillwright Way, Key Largo, FL 33037

    $1,250,000
    0.17 AC lot

    Build with an active permit on a wide-canal waterfront lot, providing deep-water dockage and access to Florida Bay.

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    Corner Retail Building with Adjacent Lot
    Corner Retail Building with Adjacent Lot

    102970 Overseas Hwy, Key Largo, FL 33037

    $2,965,000
    0.46 AC lot

    Self-standing retail building on Overseas Hwy with a corner setup and an adjacent residentially zoned vacant lot.

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    Corner Homebuilding Lot in Improved Subdivision
    Corner Homebuilding Lot in Improved Subdivision

    101 S Bahama Drive, Duck Key, FL 33050

    $349,000
    0.21 AC lot

    Cleared corner lot with approved plans for a 3-bedroom, 3.5-bath coastal residence and garage in Duck Key.

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    Cleared Oceanfront Residential Lot
    Cleared Oceanfront Residential Lot

    94825 Overseas Highway, Key Largo, FL 33037

    $780,000
    0.04 AC lot

    Cleared oceanfront land in a 24-hour guard-gated community with no-bridge access and build-ready designation.

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    Monroe County, FL Land Market Trends and Statistics

    Explore 280 land for sale in Monroe County, FL, showcased through 280 active listings on our real estate platform. These investment opportunities span a total of 1,318,147 square feet of properties for sale, with an estimated market value of $82,576,000.

    Sale prices for lots in Monroe County, FL start at $90,000, averaging $2,847,448, and reaching up to $9,500,000 — 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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