100 E 63rd St, Marathon, FL 33050
What's special
Welcome to your slice of paradise in the heart of Marathon! This beautifully reimagined 3-bedroom, 2-bath waterfront retreat offers 1,342 sq ft of spacious stylish, coastal living--an exceptionally rare find for a half duplex in the Florida Keys. Perfectly positioned on the ocean side, you'll enjoy direct ocean access and 50 feet of brand-new dockage--ideal for boating, fishing, and embracing the laid-back Keys lifestyle right from your backyard. Fully renovated from top to bottom, this home is offered completely furnished and turnkey, making it effortless to move in or start generating rental income immediately. Inside, you'll find a stunning new kitchen, impact windows and doors, a new A/C system, and sleek, modern finishes throughout. Step outside to your rebuilt dock, designed for both peace of mind and the ultimate boating experience. With short-term rentals allowed, this property delivers incredible flexibility--whether you're seeking a private island escape, full-time residence, or a high-performing investment. Even better, there's an option to purchase the full duplex, creating a rare opportunity to own an entire ocean-access property with outstanding income potential. Opportunities like this don't come around often--secure your dream waterfront lifestyle in one of Marathon's most sought-after locations!
- 175 days |
- 457 |
- 35 |
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: 2
- Full bathrooms: 2
Heating
- Has Heating (Unspecified Type)
Cooling
- Central Air, Ceiling Fans(s)
Appliances
- Included: Washer, Dryer, Dishwasher, Refrigerator, Range, Oven, Microwave, Disposal, Freezer, Stainless Steel Appliance(s)
- Laundry: Laundry Room
Features
- Storage, Walk-in Closet(s), Quartz Countertops
- Flooring: Tile
- Furnished: Yes
Interior area
- Total structure area: 1,342
- Total interior livable area: 1,342 sqft
Property
Parking
- Parking features: Open
- Has uncovered spaces: Yes
Features
- Levels: Ground Level
- Patio & porch: Deck, Patio
- Exterior features: Lighting
- Fencing: Privacy
- On waterfront: Yes
Lot
- Size: 3,920 Square Feet
- Dimensions: 50 X 75
Details
- Parcel number: 00339800000000
- Zoning: RM - Residential Medium
Construction
Type & style
- Home type: SingleFamily
- Property subtype: Half Duplex
Materials
- CBS, Concrete, Stucco
Condition
- Updated/Remodeled
- New construction: No
- Year built: 1973
Utilities & green energy
- Utilities for property: Elect Separate Meter
Community & HOA
Community
- Subdivision: Sheryl Sub (50.5)
HOA
- Has HOA: No
- Services included: None
Location
- Region: Marathon
Financial & listing details
- Price per square foot: $667/sqft
- Tax assessed value: $402,303
- Annual tax amount: $4,671
- Date on market: 4/15/2026
- Listing terms: Cash,Conventional,FHA,Other
Price history
| Date | Event | Price |
|---|---|---|
| 7/13/2026 | Price change | $895,000-3.2%$667/sqft |
Source: | ||
| 6/17/2026 | Price change | $924,900-4.2%$689/sqft |
Source: | ||
| 5/19/2026 | Price change | $965,000-2%$719/sqft |
Source: | ||
| 4/15/2026 | Listed for sale | $985,000$734/sqft |
Source: | ||
| 4/8/2026 | Listing removed | $985,000$734/sqft |
Source: | ||
| 2/11/2026 | Listed for sale | $985,000+5.3%$734/sqft |
Source: | ||
| 11/6/2023 | Sold | $935,000$697/sqft |
Source: Public Record | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2025 | $4,672 -44.4% | $402,303 -49.1% |
| 2024 | $8,409 +43.4% | $790,655 +64.2% |
| 2023 | $5,863 | $481,436 |
Find assessor info on the county website
Monthly payment
Estimated market value
Zestimate®
$867,500
Estimated sales range
$824,000 - $911,000
Rent Zestimate®
$3,584/mo
Climate risks
Explore flood, wildfire, and other predictive climate risk information for this property on First Street®️.