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Marathon, FL Land for Sale

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Key Colony Beach, FL Duck Key, FL Conch Key, FL Islamorada, FL No Name Key, FL Big Pine Key, FL
53 properties
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Waterfront Duplex with Pool
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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Cleared Corner Commercial Lot
Updated: Jul 19
Cleared Corner Commercial Lot

319 Tuskegee Street, Marathon, FL 33050

$199,000
0.06 AC lot
0.057‑acre commercial land parcel
Vacant, cleared corner lot
Water views
Public water service
Across from Racetrac, the public library, and Marathon High School
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Oceanside Lot Overlooking Coco Plum Beach
Oceanside Lot Overlooking Coco Plum Beach

300 Coco Plum, Marathon, FL 33050

$405,000
0.50 AC lot

21,808 sq ft lot with unobstructed ocean views.

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Oceanfront Waterfront Land Parcel
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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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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Waterfront Mixed-Use Property
Waterfront Mixed-Use Property

6500-6600 Overseas Highway, Marathon, FL 33050

$9,500,000
10,852 sqft 3.86 AC lot

MU - Mixed Use Commercial zoning supports residential and/or commercial use.

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Oceanside Lot in Marathon, Florida
Oceanside Lot in Marathon, Florida

300 Coco Plum Drive, Marathon, FL 33050

$405,000
0.50 AC lot

21,808 sq ft lot overlooking Coco Plum Beach.

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Oceanfront Marina and Land
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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Land, Marathon, FL
Land, Marathon, FL

58560 Overseas Highway, Marathon, FL 33050

$895,000
0.48 AC lot

Land · 0.48 Acres

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Waterfront Buildable RV Lot
Waterfront Buildable RV Lot

6099 Overseas Highway 42E, Marathon, FL 33050

$300,000

Buildable waterfront RV lot with 28' of water frontage, dock space, and a screened porch with storage.

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Waterfront Dry Lot for Development
Waterfront Dry Lot for Development

300 Coco Plum Drive, Marathon, FL 33050

$405,000
0.50 AC lot

Oversized dry lot across from Coco Plum Beach, offering flexibility for future development in Marathon.

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Land, Marathon, FL
Land, Marathon, FL

58550 Overseas Highway, Marathon, FL 33050

$3,695,000
0.43 AC lot

Land · 0.43 Acres

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Land, Marathon, FL
Land, Marathon, FL

9966 Aviation Boulevard, Marathon, FL 33050

$799,999
0.17 AC lot

Residential land & home lots · 0.17 Acres

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Oceanfront Residential Building Lot
Oceanfront Residential Building Lot

88 Tingler Lane, Marathon, FL 33050

$4,599,000
0.50 AC lot

Oceanfront lot cleared and filled to grade, with preexisting home removed and boating access for boats up to 4' draft.

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Land, Marathon, FL
Land, Marathon, FL

1235 83rd Street Ocean, Marathon, FL 33050

$1,875,000
0.27 AC lot

Land · 0.27 Acres

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Land, Marathon, FL
Land, Marathon, FL

6099 Overseas Highway, Marathon, FL 33050

$160,000
0.02 AC lot

Residential land & home lots · 0.02 Acres

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Commercial Corner Lot
Commercial Corner Lot

319 Tuskegee Street, Marathon, FL 33050

$199,000

Cleared land with water views sits across from several civic, retail, medical, and recreational destinations.

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Buildable RV Lot with Ocean Views
Buildable RV Lot with Ocean Views

6099 Overseas Highway, Marathon, FL 33050

$225,000
0.02 AC lot

Buildable RV lot with ocean sunrise views, utilities in place, and resort amenities including a boat ramp and pavilions.

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Waterfront Mixed-Use Property
Waterfront Mixed-Use Property

6500-6600 Overseas Highway, Marathon, FL 33050

$9,500,000

Mixed-use commercial zoning combines waterfront access, existing improvements, and a transferable commercial building right.

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Boat Slips, Marathon, FL
Boat Slips, Marathon, FL

100 Avenue I, Marathon, FL 33050

$200,000

Land

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Direct Oceanfront Land Lot
Direct Oceanfront Land Lot

1235 83rd Street Ocean, Marathon, FL 33050

$1,875,000

Cleared, graveled oceanfront lot with a 120-foot concrete seawall and dock, plus an additional boat-slip cut-in.

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Boat Slips, Marathon, FL
Boat Slips, Marathon, FL

100 Avenue I, Marathon, FL 33050

$200,000

Land

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Duck Key Waterfront Vacant Lot
Duck Key Waterfront Vacant Lot

318 East Seaview Circle, Marathon, FL 33050

$4,400,000
0.19 AC lot

Vacant lot on Duck Key Island with open water views.

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Bay Front Buildable Lot
Bay Front Buildable Lot

120 Pirates Cove Drive, Marathon, FL 33050

$499,000
0.26 AC lot

Bay front buildable lot in gated community, Marathon, Florida Keys.

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Marathon, FL Land Market Trends and Statistics

Explore 72 land for sale in Marathon, FL, showcased through 53 active listings on our real estate platform. These investment opportunities span a total of 2,678,012 square feet of properties for sale, with an estimated market value of $104,105,998.

Sale prices for lots in Marathon, FL start at $160,000, averaging $2,041,294, and reaching up to $12,900,000 — 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

Waterfront Land 29
Residential land & home lots 25
Commercial land 11

Demographics Overview

Population 11K
Population Growth (5Y) +12.2%
Median Household Income $83,776
College Educated 36.9%

High-Yield Neighborhoods for Investment

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

Neighborhood Average Price
33050 $2.1M

Taxes & Financing

Tax Rate (average for all types) 0.86%
Property Tax per SF $8.45 per SF
Tax Rate vs County Average 0.11 pp above county avg
Average Loan-to-Value 65.0%

Listings Trend

New vs delisted commercial listings in Monroe County

New Delisted

Total CRE Inventory on Market (SF)

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