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261 - 271 9th Street, Key Colony, FL 33051

$1,700,000
Property Type: Residential Bedrooms: 4 Baths: 4 Square Footage: 2,040 Lot Size (sq. ft.): 8,250 Status: Active
Current Price: $1,700,000 List Date: 11/20/2025 Last Modified: 12/08/2025

Description

A rare opportunity to own a beautifully maintained piece of paradise in highly desirable Key Colony Beach; owned by the same family for more than 40 years. Offered as a full duplex for $1,700,000 or purchase just one half (271 9th Street - $838,000 or 261 9th - $875,000). 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. Enjoy 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. The south side (261) features a generous 42 foot dock, while the north side (271) offers 33 feet of additional dockage, providing a total of 75 feet to comfortably accommodate large vessels. The full duplex includes 4 bedrooms and 4 bathrooms with over 2,000 square feet of inviting living space, perfect for gathering, relaxing, and creating lasting memories. There is ample parking for cars, trailers, and all your island toys, plus a covered carport and storage room on the south side. 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!

More Information MLS# 617382

Contract Information

Listing Board: Marathon/Lower Keys As is Rght to Inspct: Yes Species List: No Current Price: $1,700,000 Listing Date: 2025-11-19 List Price: $1,700,000

Location, Tax & Legal

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: 12496.4 Tax Year: 2025 Pub Sewer HkUp: Yes Street #: 261 - 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

General Property Description

Realtor.COM Type: Residential - Single Family Waterfront: Yes Control Depth: 5 Lot Size: 75 x 110 Lot SqFt: 8250 Pool: No Lot Sqft Source: Property Data Card Total Units: 2 Acres: 0.19 SqFt Source: Property Data Card Rentals Allowed: Yes Min Rental Days: 7 Style: Duplex Year Built: 1972 Living Apx SqFt: 2040 Total Bedrooms: 4 Full Baths: 4 Total Baths: 4

Remarks & Misc

Remarks – Consumer: A rare opportunity to own a beautifully maintained piece of paradise in highly desirable Key Colony Beach; owned by the same family for more than 40 years. Offered as a full duplex for $1,700,000 or purchase just one half (271 9th Street - $838,000 or 261 9th - $875,000). 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. Enjoy 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. The south side (261) features a generous 42 foot dock, while the north side (271) offers 33 feet of additional dockage, providing a total of 75 feet to comfortably accommodate large vessels. The full duplex includes 4 bedrooms and 4 bathrooms with over 2,000 square feet of inviting living space, perfect for gathering, relaxing, and creating lasting memories. There is ample parking for cars, trailers, and all your island toys, plus a covered carport and storage room on the south side. 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. Turn right onto 9th St. Follow to 261 & 271 9th on left.

Association Info

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

Fee Includes

None: 1

Dockage

Dock Length: 75 Dock: Wood Seawall: Concrete

Tax Exemptions

None: 1

Appliances

Dishwasher: 1 Disposal: 1 Dryer: 1 Microwave: 1 Range: 1 Refrigerator: 1 Washer: 1

Pets

Pets Allowed: 1

Cooling

Ceiling Fans(s): 1 Central Air: 1

Waterfront

Canal Front: 1

Waterview

Canal View: 1

Floor

Tile: 1

Neighborhood Feature

Airstrip: 1 Beach: 1 Bike Paths: 1 Community Boat Ramp: 1 Tennis Courts: 1

Interior Features

Smoke Alarms: 1 Storage: 1

Property Condition

Updated/Remodeled: 1

Specialty Rooms

Utility Room: 1

Building Style

Above Flood: Unknown Ground Level: 1

Windows/Doors

Impact Rstnce Doors: 1 Impact Rstnce Window: 1 Sliding Glass Doors: 1

Vehicle Storage

Covered Parking: 1 Guest Parking: 1 Open Parking: 1 RV Parking Open: 1 Off Street Parking: 1 Trailer Storage: 1

Security

Patrolled Area: 1

Construction

CBS: 1

Land Size

Less Than 1/4 Acre: 1

Furnished

Partially: 1

Utilities

Buyer to Verify: 1 Cable Available: 1 Community Swr Plant: 1 FKAA: 1

Porch/Balcony

Open Porch/Balcony: 1

Title

Title Ins - Buyer: 1

Exterior Features

Storage: 1

Pre-Wired

Cable: 1

Roof

Metal Roof: 1

Financial Status

Standard Sale: Yes

Status Change Info

Status: Active

Property Features

Fee Includes: None Tax Exemptions: None Waterfront: Canal Front Waterview: Canal View Property Condition: Updated/Remodeled Building Style: Ground Level Vehicle Storage: Covered Parking; Guest Parking; Off Street Parking; Open Parking; RV Parking Open; Trailer Storage Furnished: Partially Cooling: Ceiling Fans(s); Central Air Utilities: Buyer to Verify; Cable Available; Community Swr Plant; FKAA Interior Features: Smoke Alarms; Storage Pre-Wired: Cable Specialty Rooms: Utility Room Appliances: Dishwasher; Disposal; Dryer; Microwave; Range; Refrigerator; Washer Exterior Features: Storage Construction: CBS Floor: Tile Roof: Metal Roof Pets: Pets Allowed Neighborhood Feature: Airstrip; Beach; Bike Paths; Community Boat Ramp; Tennis Courts Security: Patrolled Area Land Size: Less Than 1/4 Acre Title: Title Ins - Buyer
Listing Office: Ocean Sotheby's International
Last Updated: December - 08 - 2025
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.