810 39th St

Marathon, FL 33050

$4,690,000
Price
5
Beds
3,026 Sq. Ft.
$1,550 / Sq. Ft.
3,026
Sq. Ft.
$1,550
per Sq. Ft.

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...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.
  1. Listed by Rachel Gallagher • Brokerage DRE #1053569 • RE/MAX ALLIANCE GROUP
    P: (727)-992-9142 C: (727)-992-9142 Rachelgremax@gmail.com

Property Details for 810 39th Street

Subdivision Name
EMERALD FLATS UN 10
Township
66
Garage Spaces
4
Waterfront
Yes
Water View
Gulf/Ocean - Full
Furnished
Furnished
LISTING UPDATED: 01/22/2026 06:50 AM

Property Details for 810 39th Street

StatusActive
MLS #W7882197
Days on Market2
Taxes$23,023 / year
HOA Fees$4,680 / year
Condo/Co-op Fees-
Compass TypeSingle Family
MLS TypeResidential / Single Family Residence
Year Built2024
Lot Size0.12 AC / 5,199 SF
CountyMonroe County

Location

Listing Courtesy of RE/MAX ALLIANCE GROUP
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Building Information for 810 39th Street

Stories-Year Built2024Building Size-Lot Size0.12 AC / 5,199 SF

Payment Calculator

$25,167 per month

30 year fixed, 6.15% Interest

Principal and Interest

$22,858

Property Taxes

$1,919

HOA Dues

$390

The Payment Calculator is for illustrative purposes only.

Property Information for 810 39th Street

Summary
Location and General Information
  • Building Area Source: Owner
  • Building Area Total: 3026.0
  • Building Area Units: Square Feet
  • Community Features: Dock, Waterfront
  • Direction Faces: South
  • Directions: US-1 to 39th Street Gulf. Dead end of 39th Street Gulf.
  • Mls Major Change Type: New Listing
  • Major Change Type: New Listing
  • Listing Service: Full Service
  • Senior Community: No
  • Unit Number: No
  • Street Number: 810
  • Street Name: 39TH STREET GULF
  • State: FL
  • City: MARATHON
Parking
  • Attached Garage: Yes
  • Carport: No
  • Garage: Yes
Taxes and HOA Information
  • Association Approval Required: No
  • Association Fee Requirement: Required
  • Association Name: HOA
  • Association: Yes
  • CDD: No
  • Other Fees Amount: $160
  • Other Fees Term: Monthly
  • Tax Block: 5
  • Tax Book Number: 00
  • Tax Legal Description: UNIT 10 EMERALD FLATS SUB PB2-21 PORTION OF BLOCK 5 RESUBDIVISION OF MARTHON BEACH OR3146-1823
  • Tax Lot: 10
  • Tax Year: 2025
Virtual Tour
Property
Lot Information
  • Additional Parcels: No
  • Parcel Number: 00337391001000
  • Total Acreage: 0 to less than 1/4
  • Water Access: Beach, Gulf/Ocean
  • Water Access: Yes
  • Water Extras: Assigned Boat Slip, Seawall - Concrete
  • Water Extras: Yes
  • Water: Assigned Boat Slip, Seawall - Concrete
  • Zoning: RESI
  • Living Area: 3026
Property and Assessments
  • Year Built Numeric: 2024
  • Flood Zone Code: VE
  • Flood Zone Date: 02-18-2005
  • Flood Zone Panel: 12087C1379K
  • Homestead: No
  • New Construction: Yes
  • Property Condition: Completed
  • Public Survey Range: 32
  • Public Survey Section: 10
  • Dock YN: Yes
  • Dock Description: Dock - Slip Deeded On-Site, Dock - Wood, Dock w/Electric, Dock w/Water Supply
  • Dock Dimensions: 50
Utilities
  • Sewer: Public Sewer
  • Utilities: BB/HS Internet Available, Cable Connected, Electricity Connected, Sewer Connected, Water Connected
  • Water Source: Public
Interior and Exterior Features
Exterior Features
  • Construction Materials: Block, Concrete
  • Exterior Features: Irrigation System, Lighting, Sliding Doors
  • Foundation Details: Slab
  • Levels: Three Or More
  • Pool Features: Gunite, Heated, In Ground, Salt Water
  • Pool Private: Yes
  • Pool: Private
  • Pool Private: Yes
  • Roof: Metal
  • Spa Features: In Ground
  • Spa: Yes
  • Waterfront Features: Waterfront, Gulf/Ocean
  • Waterfront Feet Total: 82
Interior Features
  • Bedrooms Total: 5
  • Bathrooms Full: 5
  • Appliances: Bar Fridge, Convection Oven, Cooktop, Dishwasher, Disposal, Dryer, Exhaust Fan, Freezer, Ice Maker, Microwave, Range, Range Hood, Refrigerator, Washer, Wine Refrigerator
  • Cooling: Central Air
  • Fireplace: No
  • Flooring: Ceramic Tile
  • Heating: Central
  • Interior Features: Ceiling Fan(s), Elevator, Solid Wood Cabinets, Stone Counters, Walk-In Closet(s), Wet Bar, Window Treatments
  • Laundry Features: In Garage, Inside, Laundry Room
  • Living Area Source: Owner
  • Living Area Units: Square Feet
  • Room Count: 8.0
  • Water View: Yes
  • Bathrooms Half: 0
Rental
Rental Information
  • Minimum Lease Period: 0
  • Pets Allowed: Cats OK, Dogs OK

Property History for 810 39th Street

DateEvent & SourcePriceAppreciation
Jan 21, 2026

Listed (Active)

MFRMLS #W7882197

$4,690,000—
Jul 30, 2024

Sold (Public Record)

Public Record #1537728732

$3,110,000—
DateEvent & SourcePrice
01/21/2026

Listed (Active)

MFRMLS #W7882197

$4,690,000
07/30/2024

Sold (Public Record)

Public Record #1537728732

$3,110,000

For completeness, Compass often displays two records for one sale: the MLS record and the public record.

Public Records for 810 39th Street

Taxable ValueLand$1,475,334Additions$1,168,148Total$2,643,482
Tax Record2024$5,605 ($467 / month)
Home Facts
Beds5Total Finished SqFt2,726 SqFtAbove Grade Finished SqFt2,726 SqFtStories3Lot Size5,204 SqFtStyleSingle Family ResidenceYear Built2024CountyMONROEAPN00337391-001000

Schools near 810 39th Street

This home is within Monroe.
Rating
School
Type
Grades
Distance
Stanley Switlik Elementary School
Public - PK to 5
Marathon School
Public - 6 to 12
Coral Shores High School
Public - 9 to 12
Big Pine Academy
Charter - PK to 5
Rating
School
Distance
Stanley Switlik Elementary School
PublicPK to 5

Marathon School
Public6 to 12

Coral Shores High School
Public9 to 12

Big Pine Academy
CharterPK to 5

School ratings and boundaries are provided by GreatSchools.org and Pitney Bowes. This information should only be used as a reference. Proximity or boundaries shown here are not a guarantee of enrollment. Please reach out to schools directly to verify all information and enrollment eligibility.

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More information about 810 39th Street, Marathon, FL 33050

810 39th Street is a single family home for sale in Marathon, FL 33050. This property was listed for sale on January 21, 2026 by RE/MAX ALLIANCE GROUP, it's currently listed at $4,690,000. It has been on the market for a total of 2 days and was last sold on July 30, 2024. This listing's school district is Monroe. Nearby schools include Stanley Switlik Elementary School, Marathon School and Coral Shores High School. 810 39th Street is a 5-bed, 5-bath, 3,026 sqft single family home built in 2024.

No guarantee, warranty or representation of any kind is made regarding the completeness or accuracy of descriptions or measurements (including square footage measurements and property condition), such should be independently verified, and Compass, Inc., its subsidiaries, affiliates and their agents and associated third parties expressly disclaims any liability in connection therewith. Photos may be virtually staged or digitally enhanced and may not reflect actual property conditions. Offers of compensation are subject to change at the discretion of the seller. No financial or legal advice provided. Equal Housing Opportunity. Subject to change at any time. Compass makes no guarantee, warranty or representation regarding the accuracy of any waterfront feature, water view or waterfront view.

Listing Courtesy of RE/MAX ALLIANCE GROUP

Based on information from one of the following Multiple Listing Services: Beaches Multiple Listing Service, Inc., Martin County REALTORS® of the Treasure Coast, Inc., Miami Association of REALTORS®. Information being provided is for the visitor’s personal, noncommercial use and may not be used for any purpose other than to identify prospective properties visitor may be interested in purchasing. The data contained herein is copyrighted by Beaches Multiple Listing Service, Inc., Martin County REALTORS® of the Treasure Coast, Inc., Miami Association of REALTORS® is protected by all applicable copyright laws. Any dissemination of this information is in violation of copyright laws and is strictly prohibited. Property information referenced on this web site comes from the Internet Data Exchange (IDX) program of the MLS. This web site may reference real estate listing(s) held by a brokerage firm other than the broker and/or agent who owns this web site. For the avoidance of doubt, the accuracy of all information, regardless of source, is deemed reliable but not guaranteed and should be personally verified through personal inspection by and/or with the appropriate professionals.