810 39Th Street Gulf, Marathon, FL 33050 (MLS# 617129)

810 39Th Street Gulf, Marathon, FL 33050

$4,995,000

Property Type: Residential Bedrooms: 5 Baths: 5 Square Footage: 3,026 Lot Size (sq. ft.): 6,207 Status: Active

Current Price: $4,995,000 List Date: 11/01/2025 Last Modified: 12/14/2025

Description

Welcome to 810 39th Street Gulf, a stunning new 2024 Gulf-front home in Emerald Flats, an exclusive gated community of just 18 residences. Built by the Keys' premier builder D'Asign Source, this three-story concrete block home with concrete subfloors combines strength, design, and luxury in every detail. Featuring 5 bedrooms and 5 baths, this residence offers a bright open layout with panoramic Gulf views through walls of glass. The private elevator connects all levels, and the interior showcases a chef's kitchen with premium appliances, quartz counters, and a full wet bar for effortless entertaining. The outdoor space is pure paradise with a resort-style pool, hot tub, and sunshelf, all positioned perfectly to enjoy both sunrises and sunsets from the home's ideal north-facing exposure. Boaters will love the private 50' boat slip with deep-water access, plus additional slips available if needed. The expansive garage and tackle area provides ample storage and includes an industrial refrigerator and freezer, ideal for fishing and boating enthusiasts. The home also offers three washers and three dryers, lockable owner's closets, and a proven record as a profitable vacation rental, with future bookings that can be retained or released by the buyer. Designed and built for low-maintenance, luxury coastal living, this home combines elegant finishes, enduring construction, and unmatched functionality. Whether as a primary residence, family retreat, or high-performing investment, 810 39th Street Gulf delivers the ultimate Florida Keys lifestyle—new construction, deep-water access, and breathtaking open-water views in one of Marathon's most desirable Gulf-front settings.

More Information MLS# 617129

Contract Information

Listing Board: Marathon/Lower Keys Current Price: $4,995,000 Listing Date: 2025-11-01 List Price: $4,995,000

Location, Tax & Legal

City: MARATHON Mile Marker: 49 Marathon Neighborhood: Old Town East (25th to Sombrero) Side: Bay/Gulf Flood Zone: VE,VE,VE Alternate Key #: 9104898 Parcel #: 00337391-001000 Zoning: RH - Residential High Deed Restrictions: Yes Legal: UNIT 10 EMERALD FLATS SUB PB2-21 PORTION OF BLOCK 5 RESUBDIVISION OF MARTHON BEACH OR3146-1823 OR3286-2154 Taxes: 5604.6 Tax Year: 2024 Pub Sewer HkUp: Yes Street #: 810 Street Name: 39Th Street Suffix: Street Gulf Key/Island: Marathon State/Province: FL Zip Code: 33050 County: Monroe Subdivision: Marathon Beach (49.0) Area: 13 - 7 Mile Bridge to Sombrero Bch Rd E & W

General Property Description

Realtor.COM Type: Residential - Single Family Waterfront: Yes Control Depth: 6 Lot SqFt: 6207 Pool: Yes Total Units: 0 SqFt Source: Tax Records Rentals Allowed: Yes Style: Single Family Year Built: 2024 Living Apx SqFt: 3026 Total Bedrooms: 5 Full Baths: 5 Total Baths: 5

Remarks & Misc

Remarks – Consumer: Welcome to 810 39th Street Gulf, a stunning new 2024 Gulf-front home in Emerald Flats, an exclusive gated community of just 18 residences. Built by the Keys' premier builder D'Asign Source, this three-story concrete block home with concrete subfloors combines strength, design, and luxury in every detail. Featuring 5 bedrooms and 5 baths, this residence offers a bright open layout with panoramic Gulf views through walls of glass. The private elevator connects all levels, and the interior showcases a chef's kitchen with premium appliances, quartz counters, and a full wet bar for effortless entertaining. The outdoor space is pure paradise with a resort-style pool, hot tub, and sunshelf, all positioned perfectly to enjoy both sunrises and sunsets from the home's ideal north-facing exposure. Boaters will love the private 50' boat slip with deep-water access, plus additional slips available if needed. The expansive garage and tackle area provides ample storage and includes an industrial refrigerator and freezer, ideal for fishing and boating enthusiasts. The home also offers three washers and three dryers, lockable owner's closets, and a proven record as a profitable vacation rental, with future bookings that can be retained or released by the buyer. Designed and built for low-maintenance, luxury coastal living, this home combines elegant finishes, enduring construction, and unmatched functionality. Whether as a primary residence, family retreat, or high-performing investment, 810 39th Street Gulf delivers the ultimate Florida Keys lifestyle—new construction, deep-water access, and breathtaking open-water views in one of Marathon's most desirable Gulf-front settings. Directions: Head north on 39th street until it dead ends. Agent will provide gate code.

Association Info

Mandatory Home Owners Asc: Yes 1st Right of Refusal: No Association Fee $: 550.81

Fee Includes

Common Area Mnt: 1 Security: 1

Dockage

Boat Slip: 1

Tax Exemptions

None: 1

Appliances

Dishwasher: 1 Disposal: 1 Dryer: 1 Freezer: 1 Ice Machine: 1 Microwave: 1 Oven: 1 Range: 1 Refrigerator: 1 Stainless Steel Appliance(s): 1 Washer: 1

Pets

Pets Allowed: 1

Cooling

Ceiling Fans(s): 1 Central Air: 1

Heating

Central: 1

Waterfront

Gulf Front: 1

Waterview

Bay/Gulf View: 1 Harbor/Marina View: 1 Ocean View: 1 Open Water View: 1

Floor

Tile: 1

Interior Features

Bar: 1 Built-in Cabinets: 1 Drapes/Blinds Incl: 1 Elevator: 1 Quartz Countertops: 1 Split Bedroom: 1 Walk-in Closet(s): 1 Wet Bar: 1

Property Condition

New Construction: 1

Specialty Rooms

Laundry Room: 1 Utility Room: 1

Building Style

Above Flood: Yes

Windows/Doors

Double Hung Windows: 1 Glass Doors: 1 Impact Rstnce Doors: 1 Impact Rstnce Window: 1 Sliding Glass Doors: 1

Vehicle Storage

Garage: 1 Guest Parking: 1 Attached: 1 Auto Door Opener: 1

Security

Electric Gate: 1

Construction

Concrete: 1 Stucco: 1

Land Size

1/4 - 1/2 Acre: 1

Furnished

Furnished: 1

Utilities

Cable Available: 1

Porch/Balcony

Open Porch/Balcony: 1

Title

Title Ins - Buyer: 1

Exterior Features

Hot Tub: 1 Lanai: 1 Lighting: 1 Privacy Wall/Fence: 1

Pool Info

In Ground: 1 Salt Water: 1 Heated: Yes

Pre-Wired

Cable: 1 Optical: 1

Roof

Metal Roof: 1

Accessibility Feat

Accessible Doors: 1 Accessible Elevator Installed: 1 Accessible Full Bath: 1 Accessible Kitchen: 1

Status Change Info

Status: Active

Property Features

Fee Includes: Common Area Mnt; Security Tax Exemptions: None Waterfront: Gulf Front Waterview: Bay/Gulf View; Harbor/Marina View; Ocean View; Open Water View Dockage: Boat Slip Property Condition: New Construction Vehicle Storage: Garage; Attached; Auto Door Opener; Guest Parking Furnished: Furnished Cooling: Ceiling Fans(s); Central Air Heating: Central Utilities: Cable Available Interior Features: Bar; Built-in Cabinets; Drapes/Blinds Incl; Elevator; Quartz Countertops; Split Bedroom; Walk-in Closet(s); Wet Bar Pre-Wired: Cable; Optical Specialty Rooms: Laundry Room; Utility Room Appliances: Dishwasher; Disposal; Dryer; Freezer; Ice Machine; Microwave; Oven; Range; Refrigerator; Stainless Steel Appliance(s); Washer Exterior Features: Hot Tub; Lanai; Lighting; Privacy Wall/Fence Accessibility Feat: Accessible Doors; Accessible Elevator Installed; Accessible Full Bath; Accessible Kitchen Pool Info: In Ground; Salt Water Construction: Concrete; Stucco Floor: Tile Roof: Metal Roof Pets: Pets Allowed Security: Electric Gate Land Size: 1/4 - 1/2 Acre Title: Title Ins - Buyer

Room Information

Bedroom 1 Level: Second Full Bathroom Level: Second Bedroom 2 Level: Third Bedroom 3 Level: Third Bedroom 4 Level: Third Other Room Level: Third Living Room Level: Second Kitchen Level: Second

Listing Office: Re/Max Alliance Group

Last Updated: December - 14 - 2025

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.