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    Monroe County, FL Marinas for Sale

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    Waterfront Marina Building
    Updated: Jul 4
    Waterfront Marina Building

    90515 Old Highway, Plantation Key, FL 33070

    $1,750,000
    1,584 sqft 0.18 AC lot
    1,584‑square‑foot CBS building constructed in 2016 on a 7,920‑square‑foot lot
    Approximately 72 feet of waterfront with direct ocean access without bridges
    Four commercial units with four separate electric meters and four mini‑split A/C units
    Two tenants currently occupy portions of the building under leases
    Unit #4, approximately 25% of the building, and one boat slip are vacant
    View details
    Oceanfront Short-Term Rental Property
    Updated: Aug 24
    Oceanfront Short-Term Rental Property

    16 Seaside Avenue, Key Largo, FL 33037

    $11,750,000
    6,585 sqft 0.14 AC lot
    6,585‑square‑foot oceanfront residence on 0.14 acres
    7 bedrooms, 7 full bathrooms, and 2 half bathrooms
    Protected private boat basin with 6 slips
    Eligible for seven‑day vacation rentals
    Three‑level layout with commercial elevator
    View details
    Marina With Storage Yard
    Marina With Storage Yard

    98468 Overseas Highway, Key Largo, FL 33037

    $2,850,000
    1,075 sqft 1.15 AC lot

    Bay-side commercial property with General Commercial zoning, office improvements, residential space, and an active marina license.

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    See what stands out in Monroe County

    We check every for-sale listing in the county against comparable properties across the country. Most price about where you would expect. A few are worth a second look.

    We check every listing here. A few are worth a second look.

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    Waterfront Retail Building with Slips
    Waterfront Retail Building with Slips

    90515 Old Highway, Plantation Key, FL 33070

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

    Newer CBS waterfront building on direct ocean access features four retail units and boat slips for income potential.

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    Waterfront Marina Business
    Waterfront Marina Business

    68200 Overseas Highway, Long Key, FL 33001

    $415,000
    800 sqft 0.19 AC lot

    Established watersports operation with boats, trailers, equipment, inventory, and digital assets included in the sale.

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    Private Marina with Floating Docks
    Private Marina with Floating Docks

    200 Treasure Harbor Drive, Plantation Key, FL 33036

    $8,500,000
    1,069 sqft 1.09 AC lot

    Oceanfront harbor with boat rentals, vacation lodging, and commercial support buildings.

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    Waterfront Marina with Restaurant
    Waterfront Marina with Restaurant

    90311 Old Highway, Plantation Key, FL 33070

    $6,800,000
    10,714 sqft 1.54 AC lot

    Oceanfront marina property with deep-water slips, dockage, a restaurant building, and an attached waterfront residence.

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    Turnkey Fishing Charter Business
    Turnkey Fishing Charter Business

    1313 Ocean Bay Dr, Key Largo, FL 33037

    $229,000
    16,082 sqft

    Turnkey charter business offered with a 2006 41 ft vessel and established booking operations.

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    Waterfront Resort with Private Marina
    Waterfront Resort with Private Marina

    101910 Overseas Hwy, Key Largo, FL 33037

    $12,900,000
    2.57 AC lot

    Bayside hospitality property with guest accommodations, pools, beach access, and a private boat ramp.

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    Deep-Water Boat Slip
    Deep-Water Boat Slip

    5950 Peninsular Avenue, Stock Island, FL 33040

    $599,000

    Own a 60' x 20' deep-water boat slip with approximately 8' controlled depth at a Stock Island marina.

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    200 Treasure Harbor Dr, Islamorada, FL, 33036-3136
    200 Treasure Harbor Dr, Islamorada, FL, 33036-3136

    200 Treasure Harbor Dr, Islamorada, FL 33036

    $6,995,000
    1,219 sqft 1.09 AC lot

    Unique Marina and Resort with Deep Water Harbor and Amenities.

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    Waterfront Mixed-Use Property
    Waterfront Mixed-Use Property

    38 Coco Plum Drive, Marathon, FL 33050

    $4,950,000
    5,439 sqft 0.69 AC lot

    MU-M zoning accommodates maritime operations alongside retail, restaurant, affordable housing, and residential uses.

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    Oversized Marina Boat Slip
    Oversized Marina Boat Slip

    100 Avenue I, Marathon, FL 33050

    $920,000

    Gated oceanside slip with bridge-free access, a private tiki hut, storage, and marina utility services.

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    Waterfront Marina and Commercial Dockage
    Waterfront Marina and Commercial Dockage

    522 Caribbean Drive, Key Largo, FL 33037

    $5,200,000
    5,508 sqft 1.42 AC lot

    Deep-water dockage with direct ocean access and a commercially zoned concrete building on a sizable waterfront site.

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    Liveaboard Marina With Clubhouse
    Liveaboard Marina With Clubhouse

    1466 Overseas Highway, Marathon, FL 33050

    $165,000

    Private marina with liveaboard slips in a protected basin and shared resident amenities.

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    Waterfront Land with Deep-Water Slip
    Waterfront Land with Deep-Water Slip

    6810 Front Street, Key West, FL 33040

    $225,000
    2.39 AC lot

    MI-zoned waterfront property with public water service and a deep-water slip near Key West.

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    Waterfront Marina With Boat Rental Business
    Waterfront Marina With Boat Rental Business

    91 Avenue A, Marathon, FL 33050

    $5,499,997
    5,150 sqft 0.36 AC lot

    Deep-water access, dockage, marine storage, and an onsite renovated dwelling support the established operation.

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    Liveaboard Marina Slip
    Liveaboard Marina Slip

    35 Sombrero Boulevard, Marathon, FL 33050

    $275,000

    Waterfront slip with liveaboard use at Sombrero Marina, offering a dedicated place to keep and enjoy a boat.

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    Deep Water Marina Slip Opportunity
    Deep Water Marina Slip Opportunity

    6810 Front Street, Key West, FL 33040

    $225,000
    104,108 sqft

    Own a deep water slip positioned just minutes from Key West for boating access.

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    Deeded Deep-Water Marina Slip
    Deeded Deep-Water Marina Slip

    5950 Peninsular Avenue, Stock Island, FL 33040

    $499,000

    Liveaboard slip with direct Atlantic Ocean access and resort amenities.

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    Overseas Highway Marina Opportunity
    Overseas Highway Marina Opportunity

    98468 Overseas Hwy, Key Largo, FL 33037

    $2,850,000
    2,000 sqft

    Bayside storage yard with marina license and highway frontage.

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    Marina Boat Slip
    Marina Boat Slip

    35 Sombrero Boulevard, Marathon, FL 33050

    $259,000

    Live-aboard slip with assigned parking and access to marina showers, restrooms, and laundry facilities.

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    Waterfront Mixed-Use Marina Property
    Waterfront Mixed-Use Marina Property

    74560 Overseas Highway, Islamorada, FL 33036

    $3,300,000
    6,071 sqft 0.34 AC lot

    Waterfront asset with a seawall for up to eight slips and zoning for income-generating residential units plus commercial space.

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    Floating Marina Dockominium
    Floating Marina Dockominium

    201 Ocean Reef Drive, Key Largo, FL 33037

    $3,350,000

    Ownership includes utility connections, Wi-Fi, and pump-out service at the marina dock.

    View details

    Monroe County, FL Marinas Market Trends and Statistics

    Explore 78 marinas for sale in Monroe County, FL, showcased through 78 active listings on our real estate platform. These investment opportunities span a total of 335,776 square feet of properties for sale, with an estimated market value of $242,676,897.

    Sale prices for boat yards in Monroe County, FL start at $150,000, averaging $4,044,614, and reaching up to $30,000,000 — 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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    Featured Monroe County Real Estate Agencies

    Realmo connects you with licensed Monroe County CRE brokers providing property specifications, local market pricing, and commercial transaction underwriting support.

    Berkshire Hathaway Keys Real Estate | Knight & Gardner Realty
    336 Duval St Key West, FL 33040
    Phone: 13052945155
    www.keysrealestate.com
    Berkshire Hathaway HomeServices Freewheeler Realty
    85992 Overseas Hwy, P.O. Box 1634 Islamorada, FL 33036
    Phone: 13056644444
    www.bhhsfreewheeler.com
    American Caribbean Real Estate
    99900 Overseas Highway, PO Box 600 Key Largo, FL 33037
    Phone: 13054514078
    www.americancaribbean.com/

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