Sold for $740,000 on 02/12/25
$740,000
398 Guava Ave, Grassy Key, FL 33050
3beds
1,344sqft
Single Family Residence
Built in 1982
0.34 Acres Lot
$725,700 Zestimate®
$551/sqft
$5,482 Estimated rent
Home value
$725,700
$631,000 - $835,000
$5,482/mo
Zestimate® history
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What's special
Currently there is a very low inventory of Above Flood Homes in the city of Marathon priced below $800k. When you consider most lots range from 6k to 7k sqft, you quickly realize this recently updated Above Flood Home located in a quiet neighborhood in Grassy Key across from waterfront is a true rarity as it sits on a 15,000 sqft corner lot with mature landscaping throughout. Yes you read that right, a 15,000 sqft lot, which is double the size of a typical lot. The home is 1344 sqft living via a split open Floorplan and recent improvements include Hardie Board Siding with New Exterior Paint, a Metal Roof, Spray Foam attic insulation, a New A/C in 2021, a Newly Painted Concrete Slab below the home, that offers plenty of space to park your vehicles, a Large Covered Front Porch, a partial Fenced section of the Property with a Newly constructed Fire Pit area to relax and enjoy the peaceful surroundings. There is plenty of room on the property to store multiple boats, a RV, etc. Step inside and you will find upgraded 12x24 Wood Plank Tiles, Brand New Carpet in the Living Room and each of the Bedrooms, New Interior Paint, an Upgraded Kitchen with Raised Panel Wood Cabinets with Crown Molding & a Free Standing Pantry, Quartz Countertops, Stainless Steel Appliances, LED Recess Lighting. Both baths have updated Vanities with easy maintenance Fiberglass Showers. There is even a fully functional laundry room just off of the Kitchen. Step back outside and walk the property and you will quickly realize just how special and rare this is. Being in Marathon, weekly vacation rentals are allowed, and this home is Rent Ready. Less than a mile walk to Sunset Bay Park which offers glorious sunset views with a pier that leads to a kayak launch. Be sure not to miss out on the opportunity to own such a charming home and property in the fabulous Florida Keys!
Zillow last checked: 8 hours ago
Listing updated: February 20, 2025 at 07:46am
Listed by:
Kenny Matlock 305-849-5582,
No Nonsense Real Estate Branch Office,
Chris Cioffi 239-410-5099,
No Nonsense Real Estate Branch Office
Bought with:
Barbara Bowers, 3266014
Preferred Properties (KW)
Source: FLKMLS,MLS#: 611676
Originating MLS: Marathon/Lower Keys
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 3
- Bathrooms: 2
- Full bathrooms: 2
Cooling
- Central Air, Ceiling Fans(s)
Appliances
- Included: Dryer, Stainless Steel Appliance(s), Oven, Range, Refrigerator, Dishwasher
Features
- Pantry, Quartz Countertops, Walk-In Closet(s)
- Flooring: Tile, Carpet
- Windows: Panel
Interior area
- Total interior livable area: 1,344 sqft
Property
Parking
- Total spaces: 4
- Parking features: Off Street, RV Parking Open, Covered, Trailer Storage
- Has uncovered spaces: Yes
Accessibility
- Accessibility features: None
Features
- Patio & porch: Open Porch/Balcony
- Fencing: Fenced
- Water view: None
- Waterfront features: None, Dockage: None
Lot
- Size: 0.34 Acres
- Features: 1/4 - 1/2 Acre
Details
- Additional structures: Shed(s)
- Parcel number: 00370230000000
- Zoning: RL
- Zoning description: Residential Low
Construction
Type & style
- Home type: SingleFamily
- Property subtype: Single Family Residence
Materials
- Roof: Metal
Condition
- Updated/Remodeled
- New construction: No
- Year built: 1982
Utilities & green energy
- Sewer: Municipal Sewer, Public Sewer
- Utilities for property: FKAA
Green energy
- Energy efficient items: Lighting
Community & neighborhood
Security
- Security features: No Security
Community
- Community features: Other, Bike Paths
Location
- Region: Grassy Key
- Subdivision: Crains Sub (58.0)
HOA & financial
HOA
- Has HOA: No
- Services included: None
Other
Other facts
- Listing terms: Cash,FHA,Conventional
Price history
| Date | Event | Price |
|---|---|---|
| 2/12/2025 | Sold | $740,000-5.7%$551/sqft |
Source: | ||
| 1/13/2025 | Contingent | $785,000$584/sqft |
Source: | ||
| 10/2/2024 | Listed for sale | $785,000+105.5%$584/sqft |
Source: | ||
| 3/24/2021 | Listing removed | -- |
Source: Owner | ||
| 9/20/2016 | Sold | $382,000-12.2%$284/sqft |
Source: Public Record | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2025 | $6,249 +32.2% | $597,287 +36.1% |
| 2024 | $4,727 +2.1% | $438,947 +3% |
| 2023 | $4,629 +1.4% | $426,163 +3% |
Find assessor info on the county website
Neighborhood: 33050
Nearby schools
GreatSchools rating
- 4/10Stanley Switlik Elementary SchoolGrades: PK-5Distance: 9.3 mi
- 5/10Marathon SchoolGrades: 6-12Distance: 8.6 mi

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Sell for more on Zillow
Get a free Zillow Showcase℠ listing and you could sell for .
$725,700
2% more+ $14,514
With Zillow Showcase(estimated)
$740,214