Current MLS Property Details
10999 Ave 3rd Avenue, Marathon, FL 33050
Marathon, FL, 33050
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MLS # F10543646
At a Glance
Property Snapshot
The MLS currently describes this as a 2 bedrooms, 3 bathrooms, 1,247 square feet, built in 1,977.
What Stands Out
Waterfront property
Private pool
About This Property
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.
Property Details
Property Type
Single Family Residence
Subdivision
Key Colony Sub 4
Development
Key Colony Sub 4
County
Monroe
Waterfront
Yes
Private Pool
Yes
Original List Price
$1,700,000
MLS ID
F10543646
Updated
Sep 9, 2026
Quick Payment Estimate
What might this home cost each month?
Starting rate:
6.66%
30 year fixed national average
· updated Aug. 27, 2026
$
%
%
$
/mo
Taxes, insurance, flood coverage and PMI are not included here.
Rate is editable and is not a lender quote.
Listing Office:
Beckett Realty Advisors, LLC
• 954-900-9811
Listing Agent:
Kenneth L Beckett
• 954-815-8818
MLS ID:
F10543646
Property information is displayed from the site's BeachesMLS IDX data feed.
Information is subject to change and should be independently verified.
Property Location
Where is this property?
10999 Ave 3rd Avenue, Marathon, FL 33050 · Marathon, FL, 33050
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