Monroe County, FL Waterfront Land for sale

Updated: Jun 10

Waterfront Duplex with Pool

303 Sombrero Beach Road, Marathon, FL 33050

$1,549,000

2,114 sqft 0.25 AC lot

2,114 square feet of interior living space in a full duplex
Two residences, each with 2 bedrooms, 2 bathrooms, and approximately 1,057 square feet
110 feet of concrete seawall with dockage and deep‑water boating access
Private in‑ground pool, decking, porch, and circular paver driveway
0.25‑acre waterfront parcel at 303 Sombrero Beach Road, Marathon, FL 33050

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Updated: Jun 12

Waterfront Duplex with Buildable Lot

Big Pine Key, FL 33043

$1,099,000

1,888 sqft 0.33 AC lot

140 ft of direct waterfront frontage on a 14,420 sq ft lot
Includes a full duplex plus an additional buildable vacant lot
Concrete dockage with 70 ft of concrete dock
Metal roof, concrete block construction, and impact windows and doors
Off‑street parking

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Waterfront Commercial Land

21423 Overseas Highway, Cudjoe Key, FL 33042

$1,247,500

1,250 sqft 0.87 AC lot

SC - Sub Urban Commercial zoning, highway frontage, and shallow-water access support a range of commercial land uses.

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Waterfront RV Lot with Tiki Hut

Key West, FL 33040

$1,175,000

2,945 sqft

A private dock, storage trailer, and separate boat-trailer space complement this improved resort parcel.

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Waterfront Mixed-Use Property

Islamorada, FL 33036

$3,100,000

6,071 sqft 0.35 AC lot

Oceanfront commercial property with marine access, wraparound windows, and space for residential and business uses.

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Canal-Front Duplex with Dockage

29678 Enterprise Avenue, Big Pine Key, FL 33043

$1,295,000

1,820 sqft 0.17 AC lot

Two residences offer separate living spaces, with one unit updated and the other leased annually.

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Waterfront Land with Dockage

Islamorada, FL 33036

$995,000

0.31 AC lot

Commercial parcel offers canal frontage, open-ocean views, and direct water access.

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Waterfront Commercial Asset with Redevelopment Potential

74560 Overseas Highway, Islamorada, FL 33036

$3,150,000

6,071 sqft 0.34 AC lot

Waterfront commercial property with redevelopment and multiple revenue paths.

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Waterfront Land With Dockage

24774 Overseas Highway, Summerland Key, FL 33042

$899,000

0.28 AC lot

The parcel carries SC - Sub Urban Commercial zoning and includes concrete dockage.

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Waterfront Commercial Land

24764 Overseas Highway, Summerland Key, FL 33042

$899,000

0.28 AC lot

SC-zoned waterfront parcel with Overseas Highway exposure and a concrete dock offering direct deep-water boating access.

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Pull-Through RV Lot

701 Spanish Main Drive Unit: 643, Cudjoe Key, FL 33042

$255,000

2,078 sqft

Nightly rentals are allowed within the gated Venture Out community.

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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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Waterfront Residential Land

101 Stromboli Drive, Plantation Key, FL 33036

$2,750,000

0.20 AC lot

Residential single-family waterfront lot with approved house permits and near-approval dock permit in Plantation Key.

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Oceanfront Waterfront Land Parcel

94 Sunrise Drive, Marathon, FL 33050

$2,899,000

0.92 AC lot

Ocean- and canal-front lot in a gated community with extensive beach frontage and potential for dockage on two sides.

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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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Cleared Oceanfront Home Site

94825 OVERSEAS HIGHWAY #123, Key Largo, FL 33037

$780,000

0.04 AC lot

Cleared oceanfront lot in a 24-hour guard-gated community with extensive resort amenities for residents and owners.

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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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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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Oceanfront Marina and Land

13900 Overseas Hwy, Marathon, FL 33050

$12,900,000

300 sqft 20.00 AC lot

Ocean-side marina and storage property on a highway corridor, offered as a redevelopment opportunity for a new operator.

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Waterfront Buildable Land Lot

5 Stillwright Way, Key Largo, FL 33037

$1,250,000

0.17 AC lot

Waterfront lot in an improved subdivision with an active building permit and access to Florida Bay via canal.

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Waterfront Land with 100-Foot Dockage

Islamorada, FL 33036

$995,000

0.31 AC lot

Waterfront commercial parcel with canal frontage, open ocean views, and substantial dockage for boating-focused businesses.

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Bayfront Waterfront Dock Lot

325 Calusa St, Key Largo, FL 33037

$950,000

0.04 AC lot

Oversized bayfront lot with private dockage and two boat lifts, suitable for building a custom waterfront home.

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Vacant Land

701 Spanish Main Drive Unit: 432, Cudjoe Key, FL 33042

$460,000

1,920 sqft

Waterfront Land · 1,920 SF

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Conch Key Waterfront Land Opportunity

62900 Overseas Highway, Conch Key, FL 33050

$575,000

0.13 AC lot

Oceanfront land in Conch Key with direct water access.

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Monroe County, FL Waterfront Land Market Trends and Statistics

Explore 172 waterfront land for sale in Monroe County, FL, showcased through 172 active listings on our real estate platform. These investment opportunities span a total of 96,466,657 square feet of properties for sale, with an estimated market value of $327,264,698.

Sale prices for water rights properties in Monroe County, FL start at $85,000, averaging $1,925,086, and reaching up to $15,000,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you stay ahead with the latest data and market trends.

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.

Ocean Sotheby's International Realty

81888 Overseas Hwy Islamorada, FL 33036

Phone: (305) 712-8888

www.oceansir.com

Berkshire Hathaway HomeServices Keys Real Estate

9141 Overseas Highway Marathon, FL 33050

Phone: (305) 743-7636

www.keysrealestate.com

Berkshire Hathaway Keys Real Estate | Knight & Gardner Realty

336 Duval St Key West, FL 33040

Phone: (305) 294-5155