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$1,700,000
51 Days On Site

10999 Ave 3rd Avenue
Marathon, FL 33050

For Sale|Single Family Residence|Active
2
Beds
3
Total Baths
3
Full Baths
1,247
SqFt
$1,363
/SqFt
1977
Built
Subdivision:
Key Colony Sub 4
County:
Monroe
Call Now: 561-351-5096
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561-351-5096
10999 Ave 3rd Avenue10999 Ave 3rd Avenue10999 Ave 3rd Avenue10999 Ave 3rd Avenue
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Monthly Payment (Est.)

$7,756
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Unapproved Short Sale for Non-Conforming 2 Bed/3 Bath Waterfront Home in Marathon. Large corner lot with 205 feet of water frontage. First floor has non-conforming addition of 2 bedrooms and living area. Second floor nicely updated with renovated kitchen, baths and impact windows throughout.

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Listing Snapshot
Price 
$1,700,000
Days On Site 
51 Days
Bedrooms 
2
Inside Area (SqFt) 
1,247 sqft
Total Baths 
3
Full Baths 
3
Partial Baths 
N/A
Lot Size 
10,125 Acres
Year Built 
1977
MLS® Number 
F10543646
Status 
Active
Property Tax 
$10,682
HOA/Condo/Coop Fees 
N/A
Sq Ft Source 
N/A
Friends & Family
Recent Activity
2 months agoStatus changed to Active
2 months agoListing updated with changes from the MLS®
2 months agoListing first seen on site
General Features
Direction Faces 
Southwest
Levels 
Two
Number Of Stories 
2
Parking 
Driveway
Property Sub Type 
Single Family Residence
Sewer 
Public Sewer
Special Circumstances 
Short Sale
Water Source 
Public
Zoning 
IS
Interior Features
Appliances 
DishwasherElectric RangeGas RangeOvenRefrigeratorWater SoftenerWater HeaterWater PurifierWasher
Cooling 
Central AirElectric
Fireplace 
Yes
Flooring 
Laminate
Heating 
CentralElectric
Other 
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Exterior Features
Construction Details 
Block
Exterior 
Balcony
Frontage 
Waterfront
Lot Features 
Waterfront
Patio And Porch 
Porch
Pool Features 
In GroundPrivate
Private Pool 
Yes
Roof 
Metal
View 
Canal
Waterfront 
Yes
Waterfront Features 
Canal FrontNo Fixed BridgesOcean Access
Waterview 
Canal
Community Features
Association Amenities 
None
Building Access 
Second Floor Entry
Financing Terms Available 
Cash
MLS Area 
5940 - Other Florida County
Listing courtesy of Beckett Realty Advisors, LLC



All listings featuring the BMLS logo are provided by BeachesMLS, Inc. This information is not verified for authenticity or accuracy and is not guaranteed. Copyright © 2026 BeachesMLS, Inc. (a Flex MLS feed)
Last checked: 2026-02-21 01:29 AM UTC

Neighborhood & Commute
Source: Walkscore
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