103 52nd St Marathon, FL 33050
Estimated payment $12,726/month
Highlights
- Boat Ramp
- Heated Pool
- Fruit Trees
- Coral Shores High School Rated A
- Home fronts a canal
- Furnished
About This Home
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.
Listing Agent
Ocean Sotheby's International Realty License #3277131 Listed on: 05/05/2026
Home Details
Home Type
- Single Family
Est. Annual Taxes
- $10,953
Year Built
- Built in 2004
Lot Details
- 6,955 Sq Ft Lot
- Home fronts a canal
- Privacy Fence
- Fenced
- Fruit Trees
- Property is zoned RH - Residential High
Home Design
- Shingle Roof
Interior Spaces
- 1,924 Sq Ft Home
- 2-Story Property
- Furnished
- Ceiling Fan
- Storage
- Canal Views
Kitchen
- Oven
- Range
- Microwave
- Freezer
- Dishwasher
- Stainless Steel Appliances
- Quartz Countertops
- Disposal
Bedrooms and Bathrooms
- 5 Bedrooms
- Walk-In Closet
Laundry
- Dryer
- Washer
Home Security
- Home Security System
- Complete Accordion Shutters
- Fire and Smoke Detector
Parking
- Garage
- Carport
Pool
- Heated Pool
- Outdoor Shower
Outdoor Features
- Boat Ramp
- Dock made with Composite Material
- Exterior Lighting
- Outdoor Storage
- Tiki or Chickee Hut
Utilities
- Central Air
- Cooling System Mounted To A Wall/Window
- Cable TV Available
Community Details
- Marameade Amd Subdivision
Listing and Financial Details
- Assessor Parcel Number 00325100000000
Map
Home Values in the Area
Average Home Value in this Area
Tax History
We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.
| Year | Tax Paid | Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. | Land | Improvement |
|---|---|---|---|---|
| 2025 | $10,953 | $1,214,395 | $757,403 | $456,992 |
| 2024 | $11,524 | $1,213,545 | $757,403 | $456,142 |
| 2023 | $11,095 | $1,198,365 | $757,403 | $440,962 |
| 2022 | $10,277 | $1,082,342 | $420,015 | $662,327 |
| 2021 | $9,632 | $919,984 | $323,619 | $596,365 |
| 2020 | $9,530 | $924,498 | $426,901 | $497,597 |
| 2019 | $7,572 | $810,836 | $402,802 | $408,034 |
| 2018 | $6,012 | $585,338 | $241,689 | $343,649 |
| 2017 | $6,124 | $585,027 | $0 | $0 |
| 2016 | $5,818 | $533,015 | $0 | $0 |
| 2015 | $5,232 | $441,869 | $0 | $0 |
| 2014 | $4,670 | $365,646 | $0 | $0 |
Property History
We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.
| Date | Event | Price | List to Sale | Price per Sq Ft | Prior Sale |
|---|---|---|---|---|---|
| 05/05/2026 05/05/26 | For Sale | $2,200,000 | +95.6% | $1,143 / Sq Ft | |
| 03/14/2019 03/14/19 | Sold | $1,125,000 | -6.3% | $585 / Sq Ft | View Prior Sale |
| 03/04/2019 03/04/19 | Pending | -- | -- | -- | |
| 11/19/2018 11/19/18 | For Sale | $1,200,000 | +74.2% | $624 / Sq Ft | |
| 12/14/2017 12/14/17 | Sold | $689,000 | -1.4% | $358 / Sq Ft | View Prior Sale |
| 08/17/2017 08/17/17 | Pending | -- | -- | -- | |
| 12/26/2016 12/26/16 | For Sale | $699,000 | -- | $363 / Sq Ft |
Purchase History
We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.
| Date | Type | Sale Price | Title Company |
|---|---|---|---|
| Warranty Deed | $1,125,000 | None Listed On Document | |
| Warranty Deed | $689,000 | Attorney | |
| Special Warranty Deed | $374,500 | Attorney | |
| Trustee Deed | -- | None Available | |
| Trustee Deed | -- | None Available | |
| Warranty Deed | $50,000 | -- | |
| Warranty Deed | $42,500 | -- | |
| Deed | $9,000 | -- |
Mortgage History
We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.
| Date | Status | Loan Amount | Loan Type |
|---|---|---|---|
| Open | $600,000 | Purchase Money Mortgage | |
| Previous Owner | $195,931 | Credit Line Revolving | |
| Previous Owner | $299,600 | New Conventional | |
| Previous Owner | $341,000 | New Conventional | |
| Previous Owner | $45,000 | New Conventional |
Source: Florida Keys Board of REALTORS®
MLS Number: 619765
APN: 00325100-000000
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