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$3,589,000
803 39Th St Gulf
Marathon, FL 33050
MLS# 619813
5 beds  |  5 baths  |  2552 sqft


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Property Description
Luxury King Tides 5 bedrooms, 4.5 bathrooms, private home with deep water access. Seller credit towards boat slip of buyers choice. Multiple slips available to choose from. This home is located in the new gated neighborhood Emerald Flats built by one of the most premier builders in all of the keys D'Asign Source. You will LOVE this location, views, and sunsets off the spacious balconies (2) and backyard! As you walk into the front door you have an unobstructed view of the Gulf of America and private marina. The 2nd floor offers an open floor plan featuring the kitchen, dining room and living room that opens to the 2nd floor balcony. The kitchen has beautiful quartz counter tops that waterfall on the center breakfast bar/island. There is also an expansive locking pantry and lots of cabinet space for storage. The living area has a dry bar with detailed wood shelving, additional cabinets and wine fridge. The 3rd floor offers four bedrooms, two of which are primary suites one with an owners closet. Other bonuses of the third floor are balcony off of the primary suite, view of the gulf from the primary bathroom and shower, double washer and dryers, and desk area. The ground level offers a ''tackle room'' commercial sized ice maker & deep freezers to make fishing, boat or packing a cooler easy! An enclosed garage and a half bath are additional. The outdoor space has a ton of shaded space, travertine pavers, and astro turf area. The heated saltwater pool has an oversized sunshelf. Home is immaculate and finished with high end cookware and finishings. House comes furnished, turn key! Use as your primary residence or investment property! Potential to generate over $230k+ in income with personal use. Water softener included.

Details
Maps
Contract Information
Listing Board: Marathon/Lower Keys
As is Rght to Inspct: Yes
Current Price: $3,589,000
Listing Date: 2026-05-07
List Price: $3,589,000
Location, Tax & Legal
City: MARATHON
Mile Marker: 52
Marathon Neighborhood: Airport - Ocean (72nd to 106th)
Side: Bay/Gulf
Flood Zone: AE
Alternate Key #: 9104891
Handicap Access: No
Parcel #: 00337391-000300
Zoning: RL - Residential Low
Deed Restrictions: Yes
Legal: UNIT 3 EMERALD FLATS SUB PB2-21 PORTION OF BLOCK 5 RESUBDIVISION OF MARTHON BEACH OR3146-1823 OR3185-0513 OR3283-2437
Taxes: 22130.22
Tax Year: 2025
Pub Sewer HkUp: Yes
Street #: 803
Street Name: 39Th St Gulf
Key/Island: Marathon
State/Province: FL
Zip Code: 33050
County: Monroe
Subdivision: Marathon Shores (52.0)
Area: 15 - Sombrero Bch Rd to Vaca Cut Gulfside
General Property Description
Realtor.COM Type: Residential - Single Family
Waterfront: Yes
Control Depth: 10
Lot Size: X
Lot SqFt: 5477
Pool: Yes
Total Units: 0
Acres: 0.13
SqFt Source: Builder/Architect
Rentals Allowed: Yes
Min Rental Days: 7
Style: Single Family
Year Built: 2022
Living Apx SqFt: 2552
Total Bedrooms: 5
Full Baths: 4
Half Baths: 1
Total Baths: 5
Remarks & Misc
Remarks – Consumer: Luxury King Tides 5 bedrooms, 4.5 bathrooms, private home with deep water access. Seller credit towards boat slip of buyers choice. Multiple slips available to choose from. This home is located in the new gated neighborhood Emerald Flats built by one of the most premier builders in all of the keys D'Asign Source. You will LOVE this location, views, and sunsets off the spacious balconies (2) and backyard! As you walk into the front door you have an unobstructed view of the Gulf of America and private marina. The 2nd floor offers an open floor plan featuring the kitchen, dining room and living room that opens to the 2nd floor balcony. The kitchen has beautiful quartz counter tops that waterfall on the center breakfast bar/island. There is also an expansive locking pantry and lots of cabinet space for storage. The living area has a dry bar with detailed wood shelving, additional cabinets and wine fridge. The 3rd floor offers four bedrooms, two of which are primary suites one with an owners closet. Other bonuses of the third floor are balcony off of the primary suite, view of the gulf from the primary bathroom and shower, double washer and dryers, and desk area. The ground level offers a ''tackle room'' commercial sized ice maker & deep freezers to make fishing, boat or packing a cooler easy! An enclosed garage and a half bath are additional. The outdoor space has a ton of shaded space, travertine pavers, and astro turf area. The heated saltwater pool has an oversized sunshelf. Home is immaculate and finished with high end cookware and finishings. House comes furnished, turn key! Use as your primary residence or investment property! Potential to generate over $230k+ in income with personal use. Water softener included.
Directions: Dead end of 39th Street Gulf.
Association Info
Mandatory Home Owners Asc: Yes
1st Right of Refusal: No
Association Fee $: 390
Assoc/Mnt Fee Per: Monthly
Fee Includes
Common Area Mnt: 1
Dockage
Dock Length: 50
Boat Slip: 1
Seawall: Concrete
Tax Exemptions
None: 1
Appliances
Dishwasher: 1
Disposal: 1
Dryer: 1
Freezer: 1
Ice Machine: 1
Microwave: 1
More Appliances: 1
Oven: 1
Range: 1
Refrigerator: 1
Stainless Steel Appliance(s): 1
Washer: 1
Water Purification: 1
Water Softener: 1
Wine Cooler: 1
Pets
Pets Allowed: 1
Pets w/Restrictions: No more than 2 Dogs
Cooling
Ceiling Fans(s): 1
Central Air: 1
Wall/Window Unit(s): 1
Heating
Central: 1
Electric: 1
Exhaust Fan: 1
Waterfront
Gulf Front: 1
Oceanfront: 1
Open Water: 1
Waterview
Bay/Gulf View: 1
Harbor/Marina View: 1
Ocean View: 1
Open Water View: 1
Floor
Tile: 1
Vinyl: 1
Neighborhood Feature
Other Area Features: 1
Interior Features
Bar: 1
Built-in Cabinets: 1
Drapes/Blinds Incl: 1
Pantry: 1
Quartz Countertops: 1
Security System: 1
Smoke Alarms: 1
Storage: 1
Walk-in Closet(s): 1
Property Condition
New Construction: 1
Specialty Rooms
Other: 1
Building Style
Above Flood: Yes
Stories: 3 Stories
Windows/Doors
Aluminum Windows: 1
Impact Rstnce Doors: 1
Impact Rstnce Window: 1
Sliding Glass Doors: 1
Vehicle Storage
Car(s): 1
Garage: 1
Attached: 1
Auto Door Opener: 1
Security
Central Station Sys: 1
Electric Gate: 1
Construction
CBS: 1
Concrete: 1
Land Size
Less Than 1/4 Acre: 1
Furnished
Furnished: 1
Terms
Cash: 1
Conventional: 1
Utilities
Cable Available: 1
Municipal Sewer: 1
Porch/Balcony
Open Porch/Balcony: 1
Patio: 1
Title
Title Ins - Seller: 1
Exterior Features
Fencing: 1
Lanai: 1
Lighting: 1
Privacy Wall/Fence: 1
Sprinkler System: 1
Pool Info
In Ground: 1
Salt Water: 1
Heated: Yes
Concrete: 1
Pre-Wired
Cable: 1
Cat 5: 1
Roof
Metal Roof: 1
Status Change Info
Status: Active
Property Features
Fee Includes: Common Area Mnt
Tax Exemptions: None
Waterfront: Gulf Front; Oceanfront; Open Water
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
Furnished: Furnished
Cooling: Ceiling Fans(s); Central Air; Wall/Window Unit(s)
Heating: Central; Exhaust Fan
Utilities: Cable Available; Municipal Sewer
Interior Features: Bar; Built-in Cabinets; Drapes/Blinds Incl; Pantry; Quartz Countertops; Security System; Smoke Alarms; Storage; Walk-in Closet(s)
Pre-Wired: Cable; Cat 5
Specialty Rooms: Other
Appliances: Dishwasher; Disposal; Dryer; Freezer; Ice Machine; Microwave; More Appliances; Oven; Range; Refrigerator; Stainless Steel Appliance(s); Washer; Water Purification; Water Softener; Wine Cooler
Exterior Features: Fencing; Lanai; Lighting; Privacy Wall/Fence; Sprinkler System
Pool Info: In Ground; Salt Water; Concrete
Construction: CBS; Concrete
Floor: Tile; Vinyl
Roof: Metal Roof
Pets: Pets Allowed
Neighborhood Feature: Other Area Features
Security: Central Station Sys; Electric Gate
Land Size: Less Than 1/4 Acre
Terms: Cash; Conventional
Title: Title Ins - Seller

Listing Office: Re/Max Alliance Group

Last Updated: May - 07 - 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.