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Dulce Monahan
REALTOR®, CRS, SRES
Cell: (386) 852-9420
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59720 Overseas Highway, Unit 8, Marathon, FL 33050

$3,500,000
  • 59720 Overseas Highway, Unit 8, Marathon, FL 33050 Main Photo

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Pending
BEDS4 BATHS4 full 1 partial SQUARE FEET3,013 MLS#609718
STATUSPending PROPERTY TYPEResidential - Single Family SUBDIVISIONGrassy Key (589)

Property Description

SeaGlass Cove is a brand-new luxury, gated island community located in the heart of the Florida Keys adjacent to Duck Key. A rare find of just 14 new construction residences offering four and five-bedroom floor plans all with direct Atlantic Ocean views, a resort style pool, pickleball court, sandy beach, and the flexibility of a weekly rental. The first floor offers a private two car garage and covered cabana with spacious outdoor living space that leads out to the private beach and pool deck. The second floor features an open floor plan with spacious kitchen, dining and great rooms all overlooking the Atlantic Ocean. One en-suite bedroom on this floor provides seclusion for guests. On the top floor you'll find the primary suite with luxurious spa bath and three additional guest bedrooms. The homes are finished with high end KitchenAid appliances, waterfall quartz countertops, full height backsplashes, custom closets and much more. Additionally this residence offers upgrades including: elevator, outdoor summer kitchen, exterior spiral staircase to first floor, custom millwork, brass fixtures and fire pit. SeaGlass Cove is barefoot luxury at its best.

59720 Overseas Highway, Unit 8 | MLS# 609718

This single family home located at 59720 Overseas Highway, Unit 8, Marathon, FL 33050 is currently listed for sale with an asking price of $3,500,000. This property was built in 2024 and has 4 bedrooms and 4 full and 1 partial baths with 3013 sq. ft. Overseas Highway, Unit 8 is located in the Grassy Key (589) subdivision. Search Grassy Key (589) real estate on www.beachhomesdaytona.com today.

Property Features

Property Type: Residential - Single Family
Cooling: Central Air, Ceiling Fans(s)
Garage: 4 car attached
Roof Type: Metal Roof
Stories: 3.0
Taxes: $0
Year Built: 2024

Feature Descriptions

Appliances: Washer, Wine Cooler, Disposal, Microwave, Oven, Range, Refrigerator, Dishwasher, Dryer
Building Above Flood: Yes
Community Features: Community Pool, Beach, Tennis Courts
Days on Site: 631
Dockage: None
Exterior: Lanai, Tennis Court(s), Sandy Beach, Outdoor Shower
Exterior: CBS, Stucco
Fee Includes: Common Area Mnt
Flood Zone: AE, VE
Flooring: Combo
HOA (1st Right of Refusal) Y/N: No
HOA (Approval Required) Y/N: No
HOA (Mandatory) Y/N: Yes
HOA Fee: 1061.00/Monthly
Interior: Split Bedroom, Built-in Cabinets, Quartz Countertops, Bar, Walk-in Closet(s), Elevator, Pantry
Key/Island: Marathon
Listing Board: Key West Association
Marathon Neighborhood: Grassy Key
Parcel #: 00100110-000000
Parking: Garage, Covered Parking, Vehicle Restrictions, Attached
Parking Space(s): 4+
Pet Restrictions: YES
Pool: In Ground, Decked
Porch/Balcony: Open Porch/Balcony, Patio
Property Condition: New Construction, Under Construction
Security: Electric Gate
Sewer Hookup: Yes
Specialty Rooms: Laundry Room
Tax exemptions: None
Utilities: FKAA, Water Separate Meter, Elect Separate Meter, Buyer to Verify, Municipal Sewer
Waterfront: Oceanfront
Waterview: Ocean View, Open Water View
Windows/Doors: Sliding Glass Doors, Impact Rstnce Window, Impact Rstnce Doors
Zoning: RM-2 - Residential Medium - 2

Listed By / Shown By

Listed By

Agency Name: Internet Realty of the Florida Keys Inc
Agency Phone: (305) 745-9088

Shown By

Agent Name: Dulce Monahan
Agent Phone: Cell: (386) 852-9420
Agency Title: Adams Cameron & Co. REALTORS

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Estimated Payment

$ 19,649.30 per month $18,628.47 Principal & Interest $0.00 Property Tax (data not provided by mls) $1,020.83 Homeowner's Insurance

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Disclaimer: All information deemed reliable but not guaranteed. All properties are subject to prior sale, change or withdrawal. Neither listing broker(s) or information provider(s) shall be responsible for any typographical errors, misinformation, misprints and shall be held totally harmless. Listing(s) information is provided for consumers personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information on this site was last updated 03/07/2026. The listing information on this page last changed on 03/07/2026. The data relating to real estate for sale on this website comes in part from the Internet Data Exchange program of Delta Media Group MLS (last updated Sat 03/07/2026 12:00:05 AM EST) or Miami MLS (last updated Fri 03/06/2026 11:49:15 PM EST) or Stellar MLS (last updated Fri 03/06/2026 11:44:23 PM EST) or Daytona MLS (last updated Fri 03/06/2026 11:36:56 PM EST) or Tallahassee MLS (last updated Fri 03/06/2026 10:48:44 PM EST) or Northeast Florida MLS (last updated Fri 03/06/2026 11:58:50 PM EST) or My State MLS (last updated Fri 03/06/2026 11:30:22 PM EST) or Florida Keys MLS (last updated Fri 03/06/2026 8:30:03 PM EST). Real estate listings held by brokerage firms other than Adams Cameron & Co. REALTORS may be marked with the Internet Data Exchange logo and detailed information about those properties will include the name of the listing broker(s) when required by the MLS. All rights reserved.
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