$1,185,000
 $6,361 est/mo Sourced by Back At You

391 10th Street,KEY COLONY, FL 33051

KEY COLONY, FL 33051

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Description

Discover exceptional waterfront living in the heart of Key Colony Beach. This concrete constructed half duplex offers over 2,100 square feet with three bedrooms, three bathrooms inside and 37.5 feet of dockage. A rare and highly desirable interior staircase welcomes you from the above flood first floor, seamlessly connecting both levels of the home. Downstairs is completely built above flood and features a one bedroom, one bathroom suite with additional living area, ideal for guests or extended family. Step through sliding glass doors to a spacious wood deck and 37.5 feet of dockage. Enjoy the ocean breeze and shade under the lush buttonwood tree. Upstairs, enjoy open concept living with a bright and airy kitchen, dining, and living area designed for effortless entertaining. The primary suite boasts a recently renovated bathroom with step-in tiled shower, quartz topped double vanity and tiled flooring. Nearby, a second guest bedroom offers its own ensuite for added comfort and privacy. Recent updates include a newer AC, 2018 standing seam metal roof, and termite tenting with a transferable warranty, providing peace of mind for years to come. With its rare downstairs living, expansive square footage, and thoughtfully designed layout, this property presents a unique opportunity to own a well-cared-for waterfront residence in one of the most desirable areas of the Florida Keys. Key Colony Beach welcomes primary and seasonal guests with the 9-hole par 3 golf course, tennis and pickle ball courts, Sunset Park, City Hall, police department, multiple restaurants, boat ramp and marina. Enjoy the island lifestyle with amenities galore!

Details

MLS #619329
Listing TypeFor Sale
StyleHalf Duplex
Sub-TypeResale
StatusActive
Year1988
Days On Site143
Listing Provided ByOcean Sotheby's International | Ally Kelley

Features

Bed(s)3
Bath(s) 3 Total
SQ Feet2,166
ZoningR-2A - Key Colony Two Family
Acreage0.09
Water FrontYes
Property ViewCanal

Taxes

Property6525

Area Information

StateFL
CountyMonroe
CityKEY COLONY
Zip Code33051
Area17 Vaca Cut Both Sides Holiday Inn | Key Colony
Community NameKey Colony Bch 1st Addn Amd Plat (53.5)
Listing VS Median (in Key Colony Bch 1st Addn Amd Plat (53.5))
Price:
$1,185,000
low | high
Med:
$1,199,500
48.77641350211% of Average
sqft:
2,166
low | high
Med:
1,280
90.904893813481% of Average
$ / sqft:
$547
low | high
Med:
$959
25.221062342177% of Average
On site:
143
low | high
Med:
331
43.202416918429% of Average
Sourced by Back At You

Market Activity 33051

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The data relating to real estate for sale on this web site come s in part from the Internet Data Exchange program of the Marathon and Lower Keys Association of REALTORS®, Inc. MLS. Real Estate listings held by brokerage firms other than Key Colony Beach Realty, Inc. are marked with the MLS logo and detailed information about them includes the name of the listing broker’s office.

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Learn More About This Property

StateFL
CountyMonroe
CityKEY COLONY
Zip Code33051
Area17 Vaca Cut Both Sides Holiday Inn | Key Colony
Community NameKey Colony Bch 1st Addn Amd Plat (53.5)
Listing VS Median (in Key Colony Bch 1st Addn Amd Plat (53.5))
Price:
$1,185,000
low | high
Med:
$1,199,500
48.77641350211% of Average
sqft:
2,166
low | high
Med:
1,280
90.904893813481% of Average
$ / sqft:
$547
low | high
Med:
$959
25.221062342177% of Average
On site:
143
low | high
Med:
331
43.202416918429% of Average
Sourced by Back At You
Nearby Listings (Within 1/10 mile)
Price: $888K - $1.481M
sqft: 1,500 - 2,500
Listing Updated: August 21, 2026 at 7:51:42 AM PDT
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