304 Melaleuca St

Marathon, FL 33050

$12,950,000
Price
5
Beds
6,391 Sq. Ft.
$2,026 / Sq. Ft.
6,391
Sq. Ft.
$2,026
per Sq. Ft.
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Description

Welcome to an extraordinary opportunity to own a BRAND NEW construction estate on one of Duck Key's RARE TRIPLE OCEANFRONT parcels--a masterpiece designed for refined island living and world-class waterfront enjoyment. This estate is under construction offers five bedrooms and six full baths, totaling 6,391 sq ft under air: 3,893 sq ft on the first floor, 2,498 sq ft on the second, plus a 959 sq ft elevated, climate-controlled garage. A private elevator serves all levels, while a custom gym can convert...Welcome to an extraordinary opportunity to own a BRAND NEW construction estate on one of Duck Key's RARE TRIPLE OCEANFRONT parcels--a masterpiece designed for refined island living and world-class waterfront enjoyment. This estate is under construction offers five bedrooms and six full baths, totaling 6,391 sq ft under air: 3,893 sq ft on the first floor, 2,498 sq ft on the second, plus a 959 sq ft elevated, climate-controlled garage. A private elevator serves all levels, while a custom gym can convert to a sixth bedroom or guest suite. Situated on 138 FEET OF DEEPWATER OCEAN FRONTAGE along a flow-through canal with breakwater protection, the residence includes a concrete seawall, direct ocean access, a tackle room, and cabana bath. Outdoor living features an infinity-edge heated/chilled pool with jacuzzi, an elevated covered bistro deck with grill, refrigerator, deep-fry burner, and bar seating, expansive entertaining spaces, luxury roll-down electric shutters for comfort, security, and privacy, and an exterior gas fireplace for year-round ambiance. The chef's kitchen boasts LUXURY HIGH END FINISHES including stainless Viking appliances, Miele coffee maker, quartz countertops with island seating, and a fully equipped butler's kitchen. Interiors feature wood floors throughout, a coastal palette of white, Sea Salt blue, and warm browns, two gas fireplaces, oversized laundry with double-stacked LG washer/dryer, walk-in closets, and a five-zone A/C system. Built for strength and style, the home includes galvanized rebar construction, impact windows and doors with floor-to-ceiling glass, standing seam aluminum roof, decorative exterior columns, colonial-style louvered shutters, smooth stucco coastal cottage siding, and paver walkways and driveway. This estate perfectly combines elegance, functionality, and waterfront lifestyle, offering an unparalleled residence in the Florida Keys.
  1. Listed by Brenner Scheel Casey • Florida Keys Real Estate Group

Property Details for 304 Melaleuca Street

Waterfront
Oceanfront, Open Water
Waterfront
Yes
Zoning
ISM - Improved Sub Masonry
Subdivision
Yacht Club Island (61.0)
Directions
Overseas Hwy to Duck Key (MM 61) Go past Hawks Cay Resort over Truman bridge, the Bimini Bridge and follow W Seaview Drive to Yacht Club island. Go over the Seaview Bridge. Turn on Melaleuca Street.
View
Direct Ocean, Water View
Vehicle Storage
Garage, Attached
Pets
Pets Allowed
LISTING UPDATED: 02/23/2026 09:56 AM

Property Details for 304 Melaleuca Street

StatusActive
MLS #618198
Days on Market47
Taxes$23,357 / year
HOA Fees$350
Condo/Co-op Fees-
Compass TypeSingle Family
MLS TypeResidential / Single
Year Built2026
Lot Size0.67 AC / 29,317 SF
CountyMonroe County
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Location

Listing Courtesy of Florida Keys Real Estate Group
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Building Information for 304 Melaleuca Street

Stories2Year Built2026Building Size-Lot Size0.67 AC / 29,317 SF

Payment Calculator

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$65,412 per month

30 year fixed, 6.15% Interest

Principal and Interest

$63,116

Property Taxes

$1,946

HOA Dues

$350

The Payment Calculator is for illustrative purposes only.

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Property Information for 304 Melaleuca Street

Summary
Location and General Information
  • Waterview: Ocean View, Open Water View
  • Area: 20 - Duck Key, Coral Key, Conch Key
  • Absolute Longitude: 80.907684
  • Control Depth: 10
  • Listing Board: Marathon/Lower Keys
  • Side: Ocean
  • Mile Marker: 61.0
  • Marathon Neighborhood: N/A
  • Neighborhood Feature: Community Boat Ramp, Other Area Features, Fire Hydrant
  • Key/Island: Duck Key
Taxes and HOA Information
  • Association Info: Mandatory Home Owners Asc: No
  • Association Info: Voluntary Home Owners Asc: Yes
  • Association Info: 1st Right of Refusal: No
  • Fee Includes: None
  • Furnished: Unfurnished
  • Tax Year: 2025
  • Tax Exemptions: None
Property
Lot Information
  • Lot Size: 271 x 138
  • Acres: 0.67
  • Parcel #: 00384830-000100
  • Land Size: 1/2 - Less Than 1 AC
Property and Assessments
  • Legal: BK 1 SLY 1/2 LT 73 AND ALL LTS 74 THRU 76 YACHT CLUB ISLAND SEC-4 TOMS HARBOR PB5-82
  • MLS Approved: Y
  • SqFt Source: Blue Print
  • Flood Zone: AE,AE,VE,AE
  • Rentals Allowed: Yes
  • Deed Restrictions: Yes
  • Picture Count: 16
  • Document Count: 2
  • Building Style: Above Flood: Yes
  • Building Style: Stilt Column Height: Medium - 5Ft - 9Ft
  • Property Condition: New Construction, Under Construction
  • Security: Patrolled Area
  • Title: Title Ins - Buyer
Utilities
  • Utilities: FKAA, Propane, Cable Available, Whole House Generatr, Sewer Available, Community Swr Plant
  • Pub Sewer HkUp: Yes
  • Pool: Yes
  • Pool Info: Heated: Yes
  • Pool Info: In Ground, Decked, Concrete
  • Porch/Balcony: Open Porch/Balcony, Deck, Patio
Interior and Exterior Features
Interior Features
  • Floor: Tile, Wood
  • Interior Features: Wet Bar, Built-in Cabinets, Quartz Countertops, Bar, Walk-in Closet(s), Storage, Smoke Alarms, Elevator, Entrance Foyer, Pantry, Fireplace(s), Split Bedroom, Cathedral Ceilings
  • Appliances: Other: Vikiing and Miele
  • Appliances: More Appliances, Stainless Steel Appliance(s), Ice Machine, Gas Appliances, Freezer, Disposal, Microwave, Oven, Refrigerator, Dishwasher, Dryer, Washer
Exterior Features
  • Roof: Metal Roof, Other Roof
  • Shutters: Other, Roll Down Electric
  • Dockage: Dock Length: 138
  • Dockage: Dock: Concrete
  • Dockage: Seawall: Concrete
  • Construction: CBS
  • Exterior Features: Bar, Storage, Privacy Wall/Fence, Outdoor Shower, Outdoor Kitchen, Lighting, Fencing, Built-in Grill
  • Windows/Doors: Impact Rstnce Window, Impact Rstnce Doors
Room Information
  • Specialty Rooms: Laundry Room

Property History for 304 Melaleuca Street

DateEvent & SourcePriceAppreciation
Jan 17, 2026

Price Change

FKMLS #618198

$14,975,000—
Jan 17, 2026

Listed (Active)

FKMLS #618198

$12,950,000—
Jan 15, 2026

Listed (Active)

MiamiRE #A11971182

$12,950,000—
Apr 13, 2023

Sold (Public Record)

Public Record #1511522204

$3,200,000—
DateEvent & SourcePrice
01/17/2026

Price Change

FKMLS #618198

$14,975,000
01/17/2026

Listed (Active)

FKMLS #618198

$12,950,000
01/15/2026

Listed (Active)

MiamiRE #A11971182

$12,950,000
04/13/2023

Sold (Public Record)

Public Record #1511522204

$3,200,000

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

Public Records for 304 Melaleuca Street

Taxable ValueLand$2,470,544Additions$194,251Total$2,664,795
Tax Record2024$23,852 ($1,988 / month)
Home Facts
Beds0Lot Size29,192 SqFtStyleResidentialCountyMONROEAPN00384830-000100

Schools near 304 Melaleuca 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
Treasure Village Montessori Charter School
Charter - PK to 8
Rating
School
Distance
Stanley Switlik Elementary School
PublicPK to 5

Marathon School
Public6 to 12

Coral Shores High School
Public9 to 12

Treasure Village Montessori Charter School
CharterPK to 8

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 304 Melaleuca Street, Marathon, FL 33050

304 Melaleuca Street is a single family home for sale in Marathon, FL 33050. This property was listed for sale on January 15, 2026 by Florida Keys Real Estate Group, it's currently listed at $12,950,000. It has been on the market for a total of 47 days and was last sold on April 13, 2023. This listing's school district is Monroe. Nearby schools include Stanley Switlik Elementary School, Marathon School and Coral Shores High School. 304 Melaleuca Street is a 5-bed, 6-bath, 6,391 sqft single family home built in 2026.

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 Florida Keys Real Estate 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.