Have you been looking for the perfect vacation or second home on Key Colony Beach? It's your lucky day, you've found it! This 2 bedroom, 2 bath half duplex has been meticulously cared for the past 15 years by its current owners and has been their 2nd home. 1418 sq. ft of living area and very spacious bedrooms, including an extra large primary bath. The kitchen was beautifully updated in 2017 with cream colored cabinets, granite counters and a breakfast bar. You'll love the porch that runs the length of the home and is an extension of the living room with canal views. Downstairs the fisherman will love the over 700 sq. ft. of storage for all the fishing and boating gear. The downstairs patio is perfect for grilling out or relaxing with a cool drink after a day of fishing. 37.5' of dockage, covered fish cleaning station and 30 and 50 amp service at the dock. There's plenty of parking too, including a carport, to accommodate several cars and your boat trailer. Key Colony Beach is a sought after resort community in the Middle Florida Keys with restaurants, a 9 hole (Par 3) golf course, sports courts, beach club and oceanfront park. Vacationers and residents alike enjoy walking and biking around this tight knit community. See exclusions to the sale under Documents.
Multi-familyProperty Type
1988Year Built
4,125 sq ftLot Size
$797Est. Price/Sq.Ft.
Listed by Amy Puto• Coldwell Banker Schmitt Real Estate Co.
Bought with Samuel Williams• Coldwell Banker Schmitt Real Estate Co.
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Market trends in Key Colony Beach, FL
Last updated September 2026
Buyer's Market
Seller's Market
Buyer's market
Sale-to-list price
94.1%
1.2% MoM
Median sale price
$1.3M
$516K MoM
Avg. days on market
203d
1 days MoM
Recently sold homes
17
1 MoM
Provided by Redfin
Sale history for 521 9th St
Date
Event
Price
FLKMLS #601685
Aug 30, 2022
Sold
$1,000,000
$705/sq ft
Aug 7, 2022
Contingent
—
Jul 29, 2022
Relisted
—
Jul 17, 2022
Contingent
—
Jul 5, 2022
Listed
$1,150,000
$811/sq ft
FLKMLS #539127
Sep 28, 2007
Sold
$805,000
$568/sq ft
Dec 7, 2006
Listed
$849,900
$599/sq ft
+9
Beautiful Hanson built stilt 1/2 duplex located on west side of 9th St. Fully furnished, storm shutters, 37.5' wood step dock, carport w/ downstairs storage. All rental licenses in place w/ good rental history and future rentals in place.
FLKMLS #514098
Jan 23, 2003
Sold
$475,000
$335/sq ft
Dec 3, 2002
Listed
$485,000
$342/sq ft
+4
Great Condition Stilt half duplex. Tiled floors, nicely furnished , good layout and rental history available. This is a rare commodity so do not wait to take a look at this property. Seawalled with Step down dock and a fish cleaning station. Under the building parking for 2 cars, and lots of storage. Existing Rental Bookings must be honored.
As the MLS and public records start to fill up, we'll list the details here.
Public record
Beds
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Baths
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Stories
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Lot width
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Lot depth
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Lot size
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Year renovated
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Sq. Ft.
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Year built
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Style
Single Family Residential
County
Monroe County
APN
00075670-000100
Parking Spaces
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Basement
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Accessible
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HOA Dues
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Garage
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Features
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Last updated by owner on Sep 1, 2024.
Property details
Parking
Parking / Garage Information
Vehicle Storage: Attached, Off Street Parking, Open Parking, Guest Parking, Covered Parking
Interior
Virtual Tour
Interior Features
Interior Features: Drapes/Blinds Incl, Storage, Granite Counter Top
Flooring: Tile Floor
Windows/Doors: Other Windows/Doors, Sliding Glass Doors