New construction

$2,550,000

815 39th St, Marathon, FL 33050

4beds

2,266sqft

Get pre-qualified

Single Family Residence

Built in 2025

4,696 Square Feet Lot

$2,467,800 Zestimate^®

$1,125/sqft

$550/mo HOA

What's special

Private boat dockingQuartz countertopsHigh ceilingsOpen floor planGulf front water viewsKitchenaid stainless appliances

🏡 Welcome to Emerald Flats a Waterfront Community in the heart of Marathon!Your brand-new dream home is here:✨ Gated community entryway ✨ Gulf front water views and private boat docking. ✨ Built for efficiency and comfort there are 4 Bedrooms | 4 Bathrooms - space for everyone✨ High ceilings & open floor plan for a modern feel✨ KitchenAid stainless appliances + quartz countertops✨ Separate bar/entertainment space✨ Fully furnished with luxury coastal style - just bring your suitcases!✨ Boat Slip 29 included (45' long x 14.75' wide)📍 Location: Emerald Flats. 815 39th Street Gulf

259 days

188

10

Loading...

Facts & features

Interior

Bedrooms & bathrooms

Bedrooms: 4
Bathrooms: 4
Full bathrooms: 4

Heating

Central

Cooling

Central Air

Appliances

Included: Washer, Stainless Steel Appliance(s), Disposal, Range, Refrigerator, Dishwasher, Dryer

Features

Bar, Quartz Countertops, Built-in Cabinets, Walk-In Closet(s), Entrance Foyer, Pantry, Wired for Data
Flooring: Vinyl
Windows: Drapes/Blinds Incl, Impact Rstnce Window
Furnished: Yes

Interior area

Total interior livable area: 2,266 sqft

Property

Parking

Parking features: Carport, Off Street
Has carport: Yes

Accessibility

Accessibility features: None

Features

Levels: Two
Stories: 2
Patio & porch: Open Porch/Balcony
Exterior features: Boat Slip
Has private pool: Yes
Pool features: In Ground, Concrete
Has view: Yes
View description: Bay/Gulf View
Has water view: Yes
Water view: Bay/Gulf View
Waterfront features: None, Waterfront, Dockage: Boat Slip

Lot

Size: 4,696 Square Feet
Features: Less Than 1/4 Acre

Details

Parcel number: 00337391001500
Zoning: RH
Zoning description: Residential High

Construction

Type & style

Home type: SingleFamily
Property subtype: Single Family Residence

Materials

CBS
Roof: Metal

Condition

New Construction
New construction: Yes
Year built: 2025

Utilities & green energy

Electric: Elect Separate Meter
Sewer: Municipal Sewer, Public Sewer
Utilities for property: FKAA, Cable Connected

Community & HOA

Community

Features: Beach, Airport/Runway
Security: Smoke Detector(s), No Security
Subdivision: Marathon Beach (49.0)

HOA

Has HOA: Yes
Services included: Maintenance Grounds
HOA fee: $550 monthly

Location

Region: Marathon

Financial & listing details

Price per square foot: $1,125/sqft
Tax assessed value: $386,129
Annual tax amount: $1,419
Date on market: 10/17/2025
Listing terms: Conventional

Estimated market value

$2,467,800

$2.34M - $2.59M

$6,900/mo

Price history

Date	Event	Price
10/17/2025	Listed for sale	$2,550,000$1,125/sqft
Source: Key West AOR #616907 Report a problem

Public tax history

Year	Property taxes	Tax assessment
2025	$1,937 +36.5%	$123,507 +10%
2024	$1,419 +2.5%	$112,279 +10%
2023	$1,385 +58.9%	$102,072 +10%
2022	$871	$92,793

Find assessor info on the county website

Monthly payment

Est. payment

Payment breakdown

Explore the cost of this home by adjusting the details. Changes won't be saved.

All calculations are estimates and provided by Zillow, Inc. for informational purposes only. Actual amounts may vary.

HOA fees may include property taxes on listings classified as Co-Ops. Contact the listing agent and/or owner for fee details.

Mortgage interest rates are dependent on a number of factors, including credit score, down payment, and repayment length. Interest rate data provided by Zillow Group Marketplace, Inc. as of 1/1/1970 from various mortgage lenders with which we have lead or other similar arrangements; the Estimated Payment is an average of those rates.

See how much you could borrow to make a competitive offer.

Get pre-qualified