Date
Details
Price
Change
Source
11/19/2025
Listed
$1,700,000
—
MLS
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
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1/68
$1,700,000
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Property 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!
Full Property Details
Full Property Details for 261 - 271 9th St
General
- Price: $1,700,000
- Taxes: $12,496 (2025)
- Status: Active
- Type: Duplex
- Source: 927
- MLS ID: 617382
- Updated: 5/13/2026
- Added to Site: 175 day(s) ago
Interior
- Interior Features: Utility Room, Smoke Alarms, Storage
- Appliances: Dishwasher, Disposal, Dryer, Microwave, Range, Refrigerator, Washer
- Flooring: Tile
Rooms
Bathrooms
- Total Bathrooms: 4
- Full Bathrooms: 4
Bedrooms
- Total Bedrooms: 4
Additional Information
- Shared Amenities: Community Boat Ramp, Bike Paths, Beach, Tennis Court(s), Airport/Runway
- Security/Safety: Patrolled Area
Exterior
- Exterior Features: Storage
- Deck/Patio: Open Porch/Balcony
- Porch/Patio/Deck: Open Porch/Balcony
Parking
- Parking Features: Open, Guest, Off Street, Covered
Location
- Area: 17 - Vaca Cut - Both Sides Holiday Inn/Key Colony
- County: Monroe
- Subdivision: Key Colony Bch 1st Addn Amd Plat (53.5)
- Driving 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.
Community
- Assoc. Fees Include: None
- Pets Allowed: Yes
Heating & Cooling
- Central air: Yes
- Air Conditioning: Yes
- Cooling Type: Central Air, Ceiling Fans(s)
Structural Information
- Architectural Style: Above Flood
- Construction Status: Updated/Remodeled
- Construction: CBS
- Roof: Metal
- Windows/Doors: Impact Rstnce Doors, Impact Rstnce Window, Sliding Glass Doors
- Square Feet: 2,040
- Sq. Ft. Source: Property Data Card
- Year Built: 1972
- Property Condition: Updated/Remodeled
Unit Information
- Units in Building: 2
Lot Features
- Property View: Canal
- Lot Size (Acres): 0.19
- Lot Size (Sq. Ft.): 8,250
- Lot Size Source: Property Data Card
- Lot Dimensions: 75 x 110
- Zoning: R-2A - Key Colony Two Family
Water Features
- Water Front: Yes
- Water View: Yes
- Water Front Desc.: Canal Front
Financial Considerations
- Tax Amount: $12,496.4
- Tax Year: 2025
Disclosures and Reports
- Legal Description: BK 10 LT 9 KEY COLONY BEACH FIRST ADDN AMENDED PLAT PB-4-11 SHELTER KEY
- Flood Zone: AE
- APN: 00075530-000000
Listed by Ocean Sotheby's International, Karen D Raspe (305) 393-9010 and Ocean Sotheby's International, Ally Kelley (727) 459-0493
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Listing agents
— 261 - 271 9th St —
Karen D Raspe
Ocean Sotheby's International
Ally Kelley
Ocean Sotheby's International
NMLS#: 1598647Get Pre-Approved Today
Schools
Schools serving 261 - 271 9th St
School District:Monroe County School District, Middle Torch Key, FL
| Name | Grades | Distance |
|---|---|---|
Stanley Switlik Elementary School 3400 Overseas Highway, Marathon, FL 33050 | PK-5 | 4.6 mi |
Marathon School 350 Sombrero Beach Road, Marathon, FL 33050 | 6-12 | 3.7 mi |
Disclaimer:
School attendance boundaries provided by ATTOM Data Solutions and are for reference only. Contact the school directly to verify enrollment eligibility.
Price & Sales History for 261 - 271 9th St
Estimate the Cost
Estimate the Cost for 261 - 271 9th St
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261 - 271 9th Street, Key Colony Beach, FL 33051 (MLS# 617382) is a Duplex property with 4 bedrooms and 4 full bathrooms. 261 - 271 9th Street is currently listed for $1,700,000 and was received on November 19, 2025. Want to learn more about 261 - 271 9th Street? Do you have questions about finding other Duplex real estate for sale in Key Colony Beach? You can browse all Key Colony Beach real estate or contact a Coldwell Banker agent to request more information.