This is currently the LOWEST PRICED Boatable Canal Front 3-Bedroom Home in all of Marathon FL & it happens to be located on the highly desirable Gulf side of US 1. Boaters will appreciate the 4-foot control depth that provides Open Water Access in just a few minutes to the Gulf of America and less than 10 minutes to the Atlantic Ocean. In place is a Concrete Seawall with approximately 77 foot of water frontage, allowing this property to easily accommodate larger center consoles. This Concrete Block home features 3 beds, 2 baths, 1242 sqft living with a Metal Roof, Concrete Driveway and plenty of Room to Park a RV, Boat Trailer, which is a rare commodity in Marathon. The 8,485 sqft lot offers plenty of room to add a pool. Currently the home offers original 1960's charm offering so much opportunity for the right buyer to transform it into a Modern Coastal Retreat, which is why we just added Virtual Renovations showing what could be done. At its current list price, there is a huge upside as the house right next door at 11295 3rd Avenue Gulf just sold for $1.45M, you have a unique opportunity to acquire, make smart renovations and be sitting on strong positive equity if done right. Due to the lot size, you can even choose to knock down the existing house and build a Brand-New Modern home to your exact specs and take advantage of the deep-water canal. We currently have plans for homes ranging from 1750 sqft to just below 4000 from the well-respected local builders, Design Center. We also have local lenders in place to offer construction financing up to 80%. So much potential and routes you can with this one, NO LOW BALL OFFERS, THIS HOME IS PRICED TO SELL!!!
For sale
Price cut: $100K (10/21)
$890,000
11285 3rd Ave, Marathon, FL 33050
3beds
1,242sqft
Single Family Residence
Built in 1964
8,712 Square Feet Lot
$829,300 Zestimate®
$717/sqft
$-- HOA
What's special
Metal roof
- 53 days
- 787
- 48
Likely to sell faster than
Zillow last checked:
Listing updated:
Listed by:
Kenny L. Matlock 305-849-5582,
No Nonsense Real Estate Branch Office,
Chris Cioffi 239-410-5099,
No Nonsense Real Estate Branch Office
Source: FLKMLS,MLS#: 621222
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 3
- Bathrooms: 2
- Full bathrooms: 2
Features
- Flooring: Terrazzo
Interior area
- Total structure area: 1,242
- Total interior livable area: 1,242 sqft
Property
Parking
- Parking features: RV Access/Parking
Features
- Levels: Ground Level
- Patio & porch: Screened Patio
- On waterfront: Yes
Lot
- Size: 8,712 Square Feet
- Dimensions: 77.14 x 110
Details
- Parcel number: 00335870000000
- Zoning: R-MH - Residential - MH
Construction
Type & style
- Home type: SingleFamily
- Property subtype: Single Family Residence
Materials
- CBS, Concrete, Stucco
Condition
- Fixer
- New construction: No
- Year built: 1964
Community & HOA
Community
- Subdivision: Key Colony Sub (53.0)
HOA
- Has HOA: No
- Services included: None
Location
- Region: Marathon
Financial & listing details
- Price per square foot: $717/sqft
- Tax assessed value: $881,833
- Annual tax amount: $7,302
- Date on market: 9/5/2026
- Listing terms: No Seller Finance,Cash,Conventional,FHA
Estimated market value
$829,300
$788,000 - $871,000
$5,005/mo
Price history
| Date | Event | Price |
|---|---|---|
| 10/21/2026 | Price change | $890,000-10.1%$717/sqft |
Source: | ||
| 9/5/2026 | Listed for sale | $990,000$797/sqft |
Source: | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2025 | $7,302 -2% | $823,854 +2.9% |
| 2024 | $7,455 +1.3% | $800,636 +3% |
| 2023 | $7,361 -2.7% | $777,317 +3% |
| 2022 | $7,566 +40.7% | $754,677 +64.6% |
| 2021 | $5,377 +158.4% | $458,501 +170.9% |
| 2020 | $2,081 | $169,274 +2.3% |
| 2019 | $2,081 +2% | $165,469 +1.9% |
| 2018 | $2,040 +4% | $162,384 +2.1% |
| 2017 | $1,962 +1.9% | $159,045 +2.1% |
| 2016 | $1,926 -0.3% | $155,774 +0.7% |
| 2015 | $1,931 | $154,691 |
Find assessor info on the county website
Monthly payment
Est. payment






