815 39Th Street Gulf, Marathon, FL 33050

$2,490,000
Property Type: Residential Bedrooms: 4 Baths: 4 Square Footage: 2,805 Lot Size (sq. ft.): 4,696 Status: Active
Current Price: $2,490,000 List Date: 9/29/2026 Last Modified: 10/13/2026

Description

Welcome to Emerald Flats, an exclusive gated waterfront community in the heart of Marathon, where sophisticated coastal design and the Florida Keys lifestyle come together effortlessly. Designed & Built by D'Asign Source, this beautifully furnished 4-bedroom, 4-bath residence was completed in 2025 and offers 2,805 square feet of refined living space, thoughtfully designed for both relaxed everyday living and memorable entertaining. High ceilings, abundant natural light, impact-rated windows and doors, and a metal roof complement the home's fresh, modern construction. The interiors are light, airy, and beautifully curated in an elevated coastal palette. At the heart of the home, the designer kitchen pairs quartz countertops, KitchenAid stainless steel appliances, crisp white cabinetry, statement lighting, and an oversized waterfall-edge island with generous seating. A separate bar and entertaining area adds another layer of functionality, while the open-concept layout flows seamlessly into the dining and living spaces. Expansive glass doors invite the outdoors in and open to spacious covered balconies overlooking the Gulf, creating an exceptional setting for morning coffee, sunset cocktails, or simply enjoying the tropical surroundings. The bedrooms are equally inviting, with private balcony access in select rooms and beautifully appointed baths featuring quartz surfaces, glass-enclosed showers, and custom tile details. Boating is an effortless part of the lifestyle with Boat Slip #29 included, measuring approximately 45 feet long by 14.75 feet wide, providing convenient private docking just moments from home. Fully furnished and move-in ready, this exceptional Emerald Flats residence offers the perfect blend of luxury, waterfront living, modern comfort, and easy access to everything that makes Marathon so special. Bring your suitcases, your boat, and start living the Keys lifestyle from day one.

Open Houses

Saturday, October 17, 1:00 pm - 3:00 pm

More Information MLS# 621438

Contract Information

Current Price: $2,490,000 Listing Date: 2026-09-29 Listing Board: Marathon/Lower Keys List Price: $2,490,000 As is Rght to Inspct: Yes Potential Short Sale: No Bank Owned: No Species List: No

Location Tax Legal

Street #: 815 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 Style: Single Family Waterfront: Yes Control Depth: 4 Pool: Yes Year Built: 2025 Lot Size: X Lot SqFt: 4696 Lot Sqft Source: Property Data Card Acres: 0.11 Living Apx SqFt: 2805 SqFt Source: Property Data Card Total Bedrooms: 4 Full Baths: 4 Total Baths: 4 Rentals Allowed: Yes Min Rental Days: 7

Status Change Info

Status: Active

Association Info

Mandatory Home Owners Asc: Yes 1st Right of Refusal: No Association Fee $: 550 Assoc/Mnt Fee Per: Monthly

Dockage

Dock: Wood

Building Style

Above Flood: Yes Stories: 2 Stories

Pool Info

Heated: Yes

Financial Status

Auction: No Bank Owned: No Potential Short Sale: No Standard Sale: Yes

Property Features

Fee Includes: Common Area Mnt Tax Exemptions: None Waterfront: Open Water Waterview: Bay/Gulf View; Open Water View Dockage: Boat Slip Property Condition: New Construction Vehicle Storage: Carport; Off Street Parking Furnished: Furnished Cooling: Ceiling Fans(s); Central Air Utilities: Elect Separate Meter; FKAA; Municipal Sewer; Water Separate Meter Interior Features: Bar; Built-in Cabinets; Drapes/Blinds Incl; Entrance Foyer; Pantry; Quartz Countertops; Smoke Alarms; Walk-in Closet(s) Pre-Wired: Cable; Cat 5 Specialty Rooms: Laundry Room Appliances: Dishwasher; Disposal; Dryer; Microwave; Oven; Range; Refrigerator; Stainless Steel Appliance(s); Washer Pool Info: In Ground; Concrete Construction: CBS Floor: Vinyl Roof: Metal Roof Pets: Pets Allowed Neighborhood Feature: Airstrip; Beach; Bike Paths Security: No Security Land Size: Less Than 1/4 Acre
Listing Office: Coldwell Banker Schmitt Real Estate Co.
Last Updated: October - 13 - 2026
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