Duplex in 329 63rd Court Gulf, Marathon, FL 33050 for sale with MLS# A11947574

Excellent opportunity to own a two-story duplex in the heart of Marathon. Each unit offers 1 bedroom and 1 bathroom, situated on a generous 10,591 SF lot. Ideal for redevelopment, expansion, or construction of a larger duplex, subject to local approvals. Prime location near popular restaurants, Sombrero Beach, Marathon Sandbar, Florida Keys Marathon Airport, and Curry Hammock State Park. A versatile property with strong upside potential in the Middle Keys.Verified with the City of Marathon: The property is zoned Residential-Medium, so setbacks are 20ft from the front and back and 5ft from the sides, with a requirement of 20% open space, and the building has a height limit of 42ft. No Rogo points needed for building.

📅 View days on the market

Days on the market

329 63rd Court Gulf, Marathon, FL 33050

Price
Price:
$500,000.00
Original List Price:
$700,000.00
List Price per Sq Ft (Calculated, Approx.):
$384.02
Property Status and Type
Listing Type:
For Sale
Status:
Active
Special Sale Conditions:
Auction
Listing Category:
Residential Income (Multifamily 2-4)
Property Type:
Duplex
Description of Last Important Update:
Price Reduced
Last Major Update on:
July 8, 2026 11:29 pm
Measures
Living Area:
1,302 Sqft
Built-Up Area:
1,934 Sqft
Property Features
Waterfront:
No
Air Conditioning
Air Conditioning System:
Ceiling Fan(s), Wall/window Unit(s)
Heating
Heating System:
Separate Meters, Window/wall
Construction
Year Built:
1968
Roof:
Tar/gravel
Number of Units Total:
0
Levels:
Two
Construction Materials:
Block
Flooring:
Terrazzo
Number of stories:
2
Structure Type:
Duplex
Flood Zone Code:
AE
Property Condition:
Resale
Taxes and Expenses
Tax Annual Amount:
$5,575.00
Tax Year:
2025
Property Tax Details:
Tax Reflects No Exemptions
Utilities
Sewer:
Public Sewer
Utilities Available:
Cable Available
Community
Subdivision Name:
CASA BLANCA
Senior Community:
No
Terms
Listing Terms Considered by Seller:
Cash, Conventional
Buyer Possession:
Close Of Escrow
Zoning and Legal
Tax Legal Description:
CASA BLANCA PB2-86 KEY VACA LOT 5 & S'LY 35' LOT 6 BK 2 OR399-294 OR449-341 OR451-472 OR662-68 OR790-1816 OR940-340 OR997-1282 OR1395-2221/2
Real Estate Folio Number (Parcel Number):
00336410000000
Zoning:
is
Public Schools Assigned
Elementary School:
Stanley Switlik
High School:
Coral Shores
Middle Or Junior School:
Marathon
Listing History
Active on the market since:
January 22, 2026
Listing Agreement executed on:
January 22, 2026
Price change occurred on:
July 8, 2026 11:29 pm
Listing Status Last Changed On:
January 22, 2026 9:24 pm
Photos updated on:
August 4, 2026 7:25 pm
Last Modified:
August 4, 2026 7:30 pm
Additional Information
Courtesy of:
Compass Florida, LLC
Attribution:
Not provided
Location
Street Name:
63rd
Street Number:
329
Unit Number:
Gulf
City:
Marathon
State:
Florida
Zip Code:
33050
County:
Monroe
Latitude:
N24° 43' 9.1''
Longitude:
W82° 55' 51.7''
Street Suffix:
Court
Property Map

Want to schedule an in-person or virtual tour? Have questions?

Want to schedule an in-person or virtual tour? Have questions?
Schedule a Tour or Ask a Question


Neighborhood Stats

Source: U.S. Census Bureau, ACS 5-Year Estimates

Median Household Income $83,243
Median Home Value $705,600
Median Rent $1,611/mo
Median Age 48
Population 10,586
Ver la Propiedad Ver la propiedad 329 63rd Court Gulf, Marathon, FL 33050
Association of REALTORS®
Disclaimer: IDX listing information is presented by Rebonus Brokerage LLC for consumer informational purposes only. The information provided is for consumers’ personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Data is deemed reliable but is not guaranteed by the MLS or the real estate broker. This page presents structured listing information sourced directly from the MLS via the RESO Web API feed. Rebonus prioritizes maximum field coverage and data completeness, displaying the most granular MLS-provided attributes available.