Search


$599,000
Vacant 3A Treasure Road
Marathon, FL 33050
MLS# 620270



Treasure Rd Lot Aerial
  1 / 39  
Treasure Rd Lot Aerial Close to the Beach Ocean Views Quick Ocean Access Boundary Lines Walk to Sombrero Beach Renowned Sombrero Beach Aerial View of parcel Aerial Boundary Lines Sombrero Beach Boundary Lines Boundary Aerial Treasure Rd Aerial Peek-a-boo Ocean Views View from the lot looking at canal Sombrero Beach Boundary Lines 65 ft Waterfrontage Aerial View Surrounded by water Treasure Rd Aerial Aerial view of Treasure Rd Boundary Lines Aerial View Aerial view from the lot View from the road View from the road View from the road View from the lot looking at canal Peek-a-boo Ocean Views Treasure Rd Aerial Walk to Sombrero Beach Sombrero Beach Sombrero Beach Sombrero Beach Sombrero Beach Sombrero Beach Aerial View of Treasure Rd. Overhead Aerial

Property Description
Have you been dreaming of your perfect Florida Keys island home & wondering where to build it? Look no further. Build your dream home on one of Marathon's most sought-after streets & waterfront neighborhoods. Tucked away on a quiet dead-end street just moments from Sombrero Beach, this exceptional homesite offers 65 feet of water frontage and the opportunity to create a custom island retreat in the heart of the Florida Keys. Located on desirable Treasure Road, this peaceful enclave is known for its privacy, family-friendly atmosphere, & unbeatable convenience. This is a street you only drive down if you live there, offering a sense of seclusion and tranquility while remaining close to everything Marathon has to offer. Depending on the design and elevation of the future home, buyers may enjoy peek-a-boo ocean views & refreshing breezes from upper-level living areas & balconies. Neighboring homes enjoy water views, showcasing the potential of this unique location. The property is currently in the City of Marathon's BPAS allocation system & ranked #17 in the most recent allocation round w/ 68 points. The seller has a newer set of plans for a 3-bed, 2-bath residence that may be submitted by the next owner, offering a valuable head start in the building process. Alternatively, buyers may choose to submit new plans designed to potentially increase allocation points and improve their ranking. Buyers should verify all BPAS & building requirements & permitting w/ the City of Marathon. You'll love the convenience of being just minutes from Sombrero Beach, restaurants, shopping, & grocery stores in a golf cart friendly neighborhood where daily errands, evening bike rides, & sunset beach walks are all w/in easy reach. Whether you're planning a primary residence, seasonal getaway, future vacation home, or weekly rental property, this rare waterfront lot offers the opportunity to build exactly what you've been dreaming of while enjoying the very best of the FL Keys.

Details
Maps
Documents
Contract Information
Listing Board: Marathon/Lower Keys
ROGO Exempt: No
Limited Representation: No
As is Rght to Inspct: Yes
Potential Short Sale: No
Bank Owned: No
Species List: Yes
Current Price: $599,000
Listing Date: 2026-06-13
List Price: $599,000
Location, Tax & Legal
City: MARATHON
Off Shore Island: No
Tier: Tier 3
Mile Marker: 50
Marathon Neighborhood: Sombrero
Senior Community YN: No
Side: Ocean
Flood Zone: AE 10
Alternate Key #: 1123862
Parcel #: 00105240-001900
Zoning: RM - Residential Medium
Deed Restrictions: Unknown
Legal: 15 55 32 PT GOV LT 2 (AKA LT 3A TREASURE ISLAND) & 1/24% IN PRIVATE RD OR10-368(II DEED 20689) OR550-6/8 OR792-1020/21 O
Taxes: 3249.12
Tax Year: 2025
Street #: Vacant 3A
Street Name: Treasure
Street Suffix: Road
Key/Island: Marathon
State/Province: FL
Zip Code: 33050
County: Monroe
Subdivision: Treasure Island (50.0)
Area: 14 - Sombrero Area
General Property Description
Realtor.COM Type: Vacant Land
Waterfront: Yes
Control Depth: 2
Lot SqFt: 8870
Lot Sqft Source: Property Data Card
Total Lots: 1
Survey Available: Yes
Vegetation Survey: Yes
Remarks & Misc
Remarks – Consumer: Have you been dreaming of your perfect Florida Keys island home & wondering where to build it? Look no further. Build your dream home on one of Marathon's most sought-after streets & waterfront neighborhoods. Tucked away on a quiet dead-end street just moments from Sombrero Beach, this exceptional homesite offers 65 feet of water frontage and the opportunity to create a custom island retreat in the heart of the Florida Keys. Located on desirable Treasure Road, this peaceful enclave is known for its privacy, family-friendly atmosphere, & unbeatable convenience. This is a street you only drive down if you live there, offering a sense of seclusion and tranquility while remaining close to everything Marathon has to offer. Depending on the design and elevation of the future home, buyers may enjoy peek-a-boo ocean views & refreshing breezes from upper-level living areas & balconies. Neighboring homes enjoy water views, showcasing the potential of this unique location. The property is currently in the City of Marathon's BPAS allocation system & ranked #17 in the most recent allocation round w/ 68 points. The seller has a newer set of plans for a 3-bed, 2-bath residence that may be submitted by the next owner, offering a valuable head start in the building process. Alternatively, buyers may choose to submit new plans designed to potentially increase allocation points and improve their ranking. Buyers should verify all BPAS & building requirements & permitting w/ the City of Marathon. You'll love the convenience of being just minutes from Sombrero Beach, restaurants, shopping, & grocery stores in a golf cart friendly neighborhood where daily errands, evening bike rides, & sunset beach walks are all w/in easy reach. Whether you're planning a primary residence, seasonal getaway, future vacation home, or weekly rental property, this rare waterfront lot offers the opportunity to build exactly what you've been dreaming of while enjoying the very best of the FL Keys.
Directions: US 1 Turn onto Sombrero Beach Road, take the road all the way down towards the beach, turn left at Treasure rd., take the road, go over bridge & the lot will be on the right side after the blue house.
Assoc/Misc Info
Mandatory Home Owners Asc: No
1st Right of Refusal: No
Miscellaneous Info
Mobile Home Lot: No
Recorded Plat: Yes
RV Lot: No
Dockage
None: 1
Tax Exemptions
None: 1
Waterfront
Canal Front: 1
Waterview
Canal View: 1
Ocean View: 1
Neighborhood Feature
Airstrip: 1
Beach: 1
Community Boat Ramp: 1
Tennis Courts: 1
Other Area Features: 1
Location/Site
Mangrove: 1
Paved Street: 1
Water Frontage: 1
Existing Utilities
Undergrnd Utilities: 1
None: 1
BuildingPermit
Applied For Permit: 1
Security
No Security: 1
Land Size
Less Than 1/4 Acre: 1
Terms
Buyer Obtain Finance: 1
Title
Title Ins - Buyer: 1
Financial Status
Bank Owned: No
Potential Short Sale: No
Status Change Info
Status: Active
Property Features
Tax Exemptions: None
Waterfront: Canal Front
Dockage: None
Waterview: Canal View; Ocean View
Neighborhood Feature: Airstrip; Beach; Community Boat Ramp; Tennis Courts; Other Area Features
Existing Utilities: Undergrnd Utilities; None
BuildingPermit: Applied For Permit
Security: No Security
Land Size: Less Than 1/4 Acre
Terms: Buyer Obtain Finance
Title: Title Ins - Buyer

Listing Office: Coldwell Banker Schmitt Real Estate Co.

Last Updated: June - 13 - 2026

The data relating to real estate for sale on this web site comes in part from the Florida Keys MLS, Inc. Information provided is deemed reliable but not guaranteed. All properties are subject to prior sale, change or withdrawal. The information being provided is for consumers’ personal, non-commeral use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. IDX data is deemed reliable but is not guaranteed accurate by the MLS.