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Home For Sale
103 52nd St
Marathon, Florida 33050
Monroe CountyWaterfront:
YesCommunity: Marameade Amd (45)
$2,200,000
5 br, 4.0 bath
1924 sq. ft.
0.190 acres
Welcome to Casa Sirena, a refined waterfront retreat in Marathon offering comfort, privacy, and strong investment appeal. This five bedroom, three bath home includes a convenient outdoor pool bath and is ideally positioned with water frontage on two sides.Boaters will appreciate 100 feet of durable composite dockage, a jet ski lift, and a private boat ramp shared with just one neighbor. The home enjoys close proximity to Boot Key Harbor, with easy access to waterfront dining by boat, as well as a straightforward route to the Gulf via Knight Key Channel and immediate Ocean access. The surrounding Vaca Key and Boot Key provide a natural buffer, offering added protection from the elements.Outdoor living is central to the property, with lush tropical landscaping, a saltwater pool, tiki hut, and expansive wraparound patios accessible from all rooms. Inside, the open floor plan connects the living, dining, and kitchen areas, creating a comfortable and functional space. The kitchen is equipped with high end appliances suited for everyday use or hosting.Additional features include a spacious two car garage with ample storage, an extra washer and dryer, refrigerator, freezer, and workbench. The home is offered fully furnished and turnkey, ready for personal use or as a vacation rental. Privacy fencing, a security system, and gated dock and ramp access complete the offering.
Interior:
- Bedrooms: 5
- Baths: 4.0
- Sq Ft: 1924
- Year Built: 2004
- Utilities:
- Fireplaces:
- Stories: 2
- Heat/AC:
- Garage: Carport, Garage
Exterior:
- Lot Size: 0.190 acre
- Lot Dimensions:
- Waterfront: Yes
- View Types:
- Yard:
- Siding:
- Roof: Shingle
- Property Taxes: $10,953
- MLS #: 619765
Contact Information:
Listing Agent: Lindsey N. Davis, Ocean Sotheby's International Realty, 305-395-2380, 305-712-8888
Listing Site, Listing Status: Active
Copyright © 2026 Florida Keys Board of REALTORS®. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.
Copyright © 2026 Florida Keys Board of REALTORS®. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.
Ad Number: 7673764
Viewed 2 times.
Updated: May 05, 2026

