$3,800,000
Marathon, FL 33050
MLS# 618977
5 beds | 5 baths | 4000 sqft
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Property Description
An exceptional to-be-built waterfront estate in Grassy Key, offering the rare opportunity to secure a newly constructed luxury residence in the Florida Keys. Construction will commence upon contract, allowing buyers the opportunity to select finishes and tailor the home to their vision. Planned as a striking five-bedroom, five-bath contemporary coastal residence with over 4,000 square feet of living space, the design features expansive impact glass, open-concept interiors, and a chef's kitchen designed for elegant entertaining. Multiple terraces frame sweeping bay views, while the outdoor setting is designed for a private pool and effortless boating access to the open ocean. Architectural plans and renderings available upon request.
Details
Maps
Contract Information
Listing Board: Key West Association
Current Price: $3,800,000
Listing Date: 2026-03-07
List Price: $3,800,000
Location, Tax & Legal
City: MARATHON
Mile Marker: 58.9
Marathon Neighborhood: Grassy Key
Side: Bay/Gulf
Flood Zone: AE
Alternate Key #: 1459542
Parcel #: 00376451-000100
Zoning: RL - Residential Low
Deed Restrictions: Unknown
Legal: LT 1 J.G. ESTATES-A SUBDIVISION ON GRASSY KEY PB6-34 OR502-408 OR504-891 (UNRECORDED AGR/D ON FILE) OR920-1236/37 OR1350
Taxes: 4609.88
Tax Year: 2025
Pub Sewer HkUp: Yes
Street #: 59733
Street Name: Paradise
Street Suffix: Place
Key/Island: Marathon
State/Province: FL
Zip Code: 33050
County: Monroe
Subdivision: Grassy Key (58.9)
Area: 19 - Crawl Key & Grassy Key
General Property Description
Realtor.COM Type: Residential - Single Family
Waterfront: Yes
Control Depth: 5
Lot Size: X
Lot SqFt: 6162
Pool: No
Lot Sqft Source: Survey
Total Units: 0
Acres: 0.14
SqFt Source: Seller
Rentals Allowed: Yes
Min Rental Days: 7
Style: Single Family
Year Built: 2026
Living Apx SqFt: 4000
Total Bedrooms: 5
Full Baths: 5
Total Baths: 5
Remarks & Misc
Remarks – Consumer: An exceptional to-be-built waterfront estate in Grassy Key, offering the rare opportunity to secure a newly constructed luxury residence in the Florida Keys. Construction will commence upon contract, allowing buyers the opportunity to select finishes and tailor the home to their vision. Planned as a striking five-bedroom, five-bath contemporary coastal residence with over 4,000 square feet of living space, the design features expansive impact glass, open-concept interiors, and a chef's kitchen designed for elegant entertaining. Multiple terraces frame sweeping bay views, while the outdoor setting is designed for a private pool and effortless boating access to the open ocean. Architectural plans and renderings available upon request.
Association Info
Mandatory Home Owners Asc: Yes
1st Right of Refusal: No
Association Fee $: 0
Fee Includes
None: 1
Dockage
Dock Length: 24
Dock: Concrete
Boat Lift: 1
Tax Exemptions
None: 1
Appliances
Dishwasher: 1
Disposal: 1
Dryer: 1
Freezer: 1
Microwave: 1
Oven: 1
Refrigerator: 1
Stainless Steel Appliance(s): 1
Washer: 1
Wine Cooler: 1
Pets
Pets Allowed: 1
Cooling
Central Air: 1
Heating
Central: 1
Waterfront
Canal Front: 1
Waterview
Bay/Gulf View: 1
Canal View: 1
Interior Features
Elevator: 1
Security System: 1
Smoke Alarms: 1
Property Condition
New Construction: 1
Specialty Rooms
Laundry Room: 1
Utility Room: 1
Building Style
Above Flood: Yes
Stories: 3 Stories
Windows/Doors
Impact Rstnce Doors: 1
Impact Rstnce Window: 1
Vehicle Storage
Car(s): 4+
Covered Parking: 1
Attached: 1
Off Street Parking: 1
Construction
CBS: 1
Land Size
Less Than 1/4 Acre: 1
Utilities
Buyer to Verify: 1
Porch/Balcony
Deck: 1
Open Porch/Balcony: 1
Roof Top Deck: 1
Roof
Concrete Roof: 1
Status Change Info
Status: Active
Property Features
Fee Includes: None
Tax Exemptions: None
Waterfront: Canal Front
Waterview: Bay/Gulf View; Canal View
Dockage: Boat Lift
Property Condition: New Construction
Vehicle Storage: Attached; Covered Parking; Off Street Parking
Cooling: Central Air
Heating: Central
Utilities: Buyer to Verify
Interior Features: Elevator; Security System; Smoke Alarms
Specialty Rooms: Laundry Room; Utility Room
Appliances: Dishwasher; Disposal; Dryer; Freezer; Microwave; Oven; Refrigerator; Stainless Steel Appliance(s); Washer; Wine Cooler
Construction: CBS
Roof: Concrete Roof
Pets: Pets Allowed
Land Size: Less Than 1/4 Acre
Room Information
| Room Name | Length | Level | Width | Remarks |
| Bedroom 1 | 14.50 | Second | 12.00 | |
| Bedroom 1 | 16.83 | Third | 22.83 | bay view, balcony |
| Bedroom 2 | 13.33 | Second | 14.17 | |
| Bedroom 2 | 14.50 | Third | 12.00 | |
| Bedroom 3 | 14.67 | Third | 14.17 | |
| Full Bathroom | 17.20 | Third | 11.20 | primary bathroom |
| Dining Room | 14.50 | Second | 12.83 | bay view |
| Family Room | 16.83 | Second | 13.50 | |
| Kitchen | 14.50 | Second | 9.33 | bay view |
| Other Room | 9.00 | Second | 9.00 | office |
Listing Office: Internet Realty of the Florida Keys Inc
Last Updated: March - 09 - 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.