23 Treasure Rd, Marathon, FL 33050
What's special
Welcome to an elevated expression of island living at 23 Treasure Road in the heart of the Florida Keys. This impeccably maintained waterfront residence showcases breathtaking panoramic ocean views from every vantage point, including the pool, main living areas, dining space, primary suite, and tiki hut. Designed for effortless entertaining and everyday enjoyment, the pool is ideally positioned on the main living level alongside the kitchen and gathering spaces, creating a seamless indoor-outdoor flow rarely found in waterfront homes. Relax poolside while enjoying ocean breezes and endless blue water views. The upper level features two beautifully appointed bedrooms and three baths, enhanced by impact-rated doors, windows, and hurricane sliders for style and peace of mind. Downstairs, a private guest suite and expansive finished bonus space provide flexibility for guests, entertaining, or recreation. The oversized dual-entry garage accommodates up to three vehicles and offers exceptional space for the Florida Keys lifestyle, with plenty of room for fishing gear, dive equipment, water toys, and additional storage. A dedicated tackle room adds convenience for avid anglers and boaters alike. Along the water's edge, a substantial 200 foot rock seawall provides protection and presence, while the private boat ramp, dock, and boat lift offer effortless access to world-class boating and fishing. Two separate gated entrances welcome you into a lush, meticulously landscaped setting complete with privacy walls, mature hedges, and fencing for a serene and secluded atmosphere. Situated on an oversized parcel, this rare waterfront offering presents an exceptional opportunity to enjoy the ultimate private coastal retreat in the Florida Keys.
- 121 days |
- 709 |
- 19 |
Travel times
Living Room
Kitchen
Primary Bedroom
Zillow last checked:
Listing updated:
Nate Bartlett,
Berkshire Hathaway HomeServices Keys Real Estate
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 3
- Bathrooms: 3
- Full bathrooms: 3
Cooling
- Central Air, Ceiling Fans(s)
Appliances
- Included: Washer, Dryer, Dishwasher, Refrigerator, Range, Oven, Microwave
- Laundry: Laundry Room
Features
- Storage, Walk-in Closet(s)
- Flooring: Tile
Interior area
- Total structure area: 2,250
- Total interior livable area: 2,250 sqft
Property
Parking
- Parking features: Attached, Garage Door Opener, Storage
- Has attached garage: Yes
Features
- Patio & porch: Open Porch/Balcony, Deck, Patio
- Exterior features: Chickee Hut, Storage
- Has private pool: Yes
- Pool features: Salt Water, Concrete, Decked
- Fencing: Fenced,Privacy
- On waterfront: Yes
Lot
- Size: 1.55 Acres
Details
- Parcel number: 00105240001200
- Zoning: R-MH - Residential - MH
- Other equipment: Irrigation Equipment
Construction
Type & style
- Home type: SingleFamily
- Property subtype: Single Family Residence
Materials
- CBS
Condition
- Updated/Remodeled
- New construction: No
- Year built: 1973
Utilities & green energy
- Utilities for property: Water Separate Meter, Elect Separate Meter, Cable Available
Community & HOA
Community
- Features: Beach, Bike Paths
- Security: No Security
- Subdivision: Treasure Island (50.0)
HOA
- Has HOA: No
- Services included: None
Location
- Region: Marathon
Financial & listing details
- Price per square foot: $1,951/sqft
- Tax assessed value: $2,915,061
- Annual tax amount: $22,812
- Date on market: 5/15/2026
- Listing terms: Cash,Conventional,FHA
Price history
| Date | Event | Price |
|---|---|---|
| 5/15/2026 | Listed for sale | $4,390,000-4.5%$1,951/sqft |
Source: | ||
| 5/1/2026 | Listing removed | $4,599,000$2,044/sqft |
Source: | ||
| 1/15/2026 | Price change | $4,599,000-7.1%$2,044/sqft |
Source: | ||
| 7/31/2025 | Listed for sale | $4,950,000+241.4%$2,200/sqft |
Source: | ||
| 7/22/2015 | Sold | $1,450,000-8.6%$644/sqft |
Source: | ||
| 4/3/2015 | Listed for sale | $1,586,000+135%$705/sqft |
Source: American Caribbean Real Estate Middle Keys #567100 Report a problem | ||
| 11/12/1999 | Sold | $675,000$300/sqft |
Source: | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2025 | $22,813 -3% | $2,459,752 +10% |
| 2024 | $23,530 +9.6% | $2,236,138 +10% |
| 2023 | $21,470 +19.8% | $2,032,853 +10% |
| 2022 | $17,920 +3.6% | $1,848,048 +9.1% |
| 2021 | $17,292 +4.6% | $1,694,386 +4% |
| 2020 | $16,526 | $1,628,518 -6.8% |
| 2019 | $16,526 +4.3% | $1,747,059 -1% |
| 2018 | $15,850 +8.9% | $1,764,006 +43.8% |
| 2017 | $14,560 +20.8% | $1,226,377 -17.9% |
| 2016 | $12,054 -19.9% | $1,494,192 +13.4% |
| 2015 | $15,041 | $1,317,791 |
Find assessor info on the county website
Monthly payment
Estimated market value
$3,963,300
$3.77M - $4.16M
Not available
Climate risks
Explore flood, wildfire, and other predictive climate risk information for this property on First Street®️.