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271 9th Street, Key Colony, FL 33051

$838,000
Property Type: Residential Bedrooms: 2 Baths: 2 Square Footage: 1,020 Lot Size (sq. ft.): 3,660 Status: Active
Current Price: $838,000 List Date: 11/22/2025 Last Modified: 3/07/2026

Overview

Description

This waterfront half duplex is now available to purchase, or also available to own the full duplex (MLS 617382 for $1,700,000). A rare opportunity to enjoy a beautifully maintained piece of paradise in highly desirable Key Colony Beach, owned by the same family for more than 40 years. This property delivers exceptional dockage, timeless updates, and the certainty of a well cared for home. Located on a picturesque 100 foot wide canal, this location provides the best of Keys boating. Gain incredibly quick access to both the open Ocean and the open Gulf with a short 5 minute boat ride, or a peaceful 10 minute paddle. This half duplex offers 33 feet of concrete seawall with wood dock and fish cleaning station. Enjoy 2 bedrooms, 2 bathrooms and over 1,000 square feet of inviting living space, perfect for gathering, relaxing, and creating lasting memories. Featuring impact windows and doors plus a metal roof and concrete construction. There is ample parking for cars, trailers, and all your i ...

Listing Details MLS# 617425

Location, Tax & Legal

Street #
271
Street Name
9th
Street Suffix
Street
Key/Island
Key Colony
State/Province
FL
Zip Code
33051
County
Monroe
Subdivision
Key Colony Bch 1st Addn Amd Plat (53.5)
Area
17 - Vaca Cut - Both Sides Holiday Inn/Key Colony
City
KEY COLONY
Off Shore Island
No
Mile Marker
53.5
Marathon Neighborhood
Marathon East - Gulf (Airport to Vaca)
Side
Ocean
Flood Zone
AE
Alternate Key #
1081086
Parcel #
00075530-000000
Zoning
R-2A - Key Colony Two Family
Deed Restrictions
Unknown
Legal
BK 10 LT 9 KEY COLONY BEACH FIRST ADDN AMENDED PLAT PB-4-11 SHELTER KEY
Taxes
9748
Tax Year
2025
Pub Sewer HkUp
Yes

Contract Information

Listing Board
Marathon/Lower Keys
As is Rght to Inspct
Yes
Species List
No

General Property Description

Realtor.COM Type
Residential - Single Family
Style
Half Duplex
Waterfront
Yes
Control Depth
5
Pool
No
Year Built
1972
Lot SqFt
3660
Lot Sqft Source
Seller
Acres
0.19
Living Apx SqFt
1020
SqFt Source
Property Data Card
Total Bedrooms
2
Full Baths
2
Total Baths
2
Rentals Allowed
Yes
Min Rental Days
7
Total Units
0

Association Info

Mandatory Home Owners Asc
No
1st Right of Refusal
No
Association Fee $
0

Dockage

Dock Length
37
Dock
Wood
Seawall
Concrete

More Information

Building Style

Above Flood
No
Ground Level
Yes

Financial Status

Standard Sale
Yes

Remarks & Misc

Remarks – Consumer
This waterfront half duplex is now available to purchase, or also available to own the full duplex (MLS 617382 for $1,700,000). A rare opportunity to enjoy a beautifully maintained piece of paradise in highly desirable Key Colony Beach, owned by the same family for more than 40 years. This property delivers exceptional dockage, timeless updates, and the certainty of a well cared for home. Located on a picturesque 100 foot wide canal, this location provides the best of Keys boating. Gain incredibly quick access to both the open Ocean and the open Gulf with a short 5 minute boat ride, or a peaceful 10 minute paddle. This half duplex offers 33 feet of concrete seawall with wood dock and fish cleaning station. Enjoy 2 bedrooms, 2 bathrooms and over 1,000 square feet of inviting living space, perfect for gathering, relaxing, and creating lasting memories. Featuring impact windows and doors plus a metal roof and concrete construction. There is ample parking for cars, trailers, and all your island toys. Here, island living is effortless. Stroll or bike the friendly streets throughout the City of Key Colony Beach and enjoy easy access to the marina, golf course, pickleball and tennis courts, bocce ball, playgrounds, horseshoes, the Post Office, City Hall, Police Department, and the beloved Sunset Park. Your dream of a true Keys lifestyle awaits you on 9th Street. Welcome home to paradise!
Directions
Overseas Hwy Mile Marker 53.5 turn at light onto Sadowski/KCB Causeway. Turn right onto W. Ocean Dr and turn right onto 9th St. 261 - 271 9th St will be on the left.

Fee Includes

None
Yes

Tax Exemptions

None
Yes

Appliances

Dishwasher
Yes
Dryer
Yes
Microwave
Yes
Range
Yes
Refrigerator
Yes

Pets

Pets Allowed
Yes

Cooling

Ceiling Fans(s)
Yes
Central Air
Yes

Waterfront

Canal Front
Yes

Waterview

Canal View
Yes

Floor

Tile
Yes

Neighborhood Feature

Airstrip
Yes
Beach
Yes
Bike Paths
Yes
Community Boat Ramp
Yes
Fire Hydrant
Yes

Interior Features

Drapes/Blinds Incl
Yes

Property Condition

Updated/Remodeled
Yes

Specialty Rooms

Utility Room
Yes

Windows/Doors

Impact Rstnce Doors
Yes
Impact Rstnce Window
Yes
Sliding Glass Doors
Yes

Vehicle Storage

Guest Parking
Yes
Open Parking
Yes
RV Parking Open
Yes

Security

Patrolled Area
Yes

Construction

CBS
Yes

Land Size

Less Than 1/4 Acre
Yes

Furnished

Furnished
Yes

Utilities

Buyer to Verify
Yes
Community Swr Plant
Yes
FKAA
Yes

Porch/Balcony

Patio
Yes

Title

Title Ins - Buyer
Yes

Pre-Wired

Cable
Yes

Roof

Metal Roof
Yes

Property Features

Fee Includes: None Tax Exemptions: None Waterfront: Canal Front Waterview: Canal View Property Condition: Updated/Remodeled Building Style: Ground Level Vehicle Storage: Guest Parking; Open Parking; RV Parking Open Furnished: Furnished Cooling: Ceiling Fans(s); Central Air Utilities: Buyer to Verify; Community Swr Plant; FKAA Interior Features: Drapes/Blinds Incl Pre-Wired: Cable Specialty Rooms: Utility Room Appliances: Dishwasher; Dryer; Microwave; Range; Refrigerator Construction: CBS Floor: Tile Roof: Metal Roof Pets: Pets Allowed Neighborhood Feature: Airstrip; Beach; Bike Paths; Community Boat Ramp; Fire Hydrant Security: Patrolled Area Land Size: Less Than 1/4 Acre Title: Title Ins - Buyer
Listing Office: Ocean Sotheby's International Realty
Last Updated: March - 07 - 2026
The data relating to real estate for sale on this web site comes in part from the Florida Keys MLS, Inc. Information provided is deemed reliable but not guaranteed. All properties are subject to prior sale, change or withdrawal. The information being provided is for consumers’ personal, non-commeral use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. IDX data is deemed reliable but is not guaranteed accurate by the MLS.