Capitalize on proven income and flexibility with this fully

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Home For Sale

461 & 471 3rd St

Key Colony Beach, Florida 33051

Monroe County

Waterfront: Yes

Community: Key Colony Beach (535)

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$1,848,000 6 br, 4.0 bath 2528 sq. ft. 0.160 acres

Capitalize on proven income and flexibility with this fully furnished, turnkey waterfront duplex generating approx. $100K/year in rental income! Built above flood for added peace of mind and potential insurance savings, this well-established (for 10+ years) vacation rental features two spacious 3BD/2BA units with private entrances and parking. Enjoy 60 ft. of deep-water dockage on a wide canal with immediate ocean access, plus two private waterfront outdoor living spaces framed by lush tropical landscaping and privacy fencing between. Whether you rent both units, live in one and rent the other or enjoy as a multi-family retreat, this property offers unmatched versatility at a price point well below comparable 6-bedroom waterfront single-family homes in Key Colony Beach. Just 1/4 mile from the Cabana Club and close to beaches, dining, and shopping--ready for immediate use or continued rental success!

Interior:
  • Bedrooms: 6
  • Baths: 4.0
  • Sq Ft: 2528
  • Year Built: 1997
  • Utilities: 
  • Fireplaces: 
  • Stories: 
  • Heat/AC: 
  • Garage: RV
Exterior:
  • Lot Size: 0.160 acre
  • Lot Dimensions: 
  • Waterfront: Yes
  • View Types: 
  • Yard: 
  • Siding: 
  • Roof: Metal
  • Property Taxes: $6,941
  • MLS #: 615206
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Contact Information:
Beach Home For Sale in Key Colony Beach, Florida
Listing Agent: David N. Grego, Island Breeze Realty, LLC, 305-481-1296, 305-289-8855 Listing Site, Listing Status: Active
Copyright © 2026 Marathon and Lower Keys Association of Realtors. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.
Ad Number: 6225530
Viewed 127 times.
Updated: Apr 28, 2026

This property is a Home located at 461 & 471 3rd St, Key Colony Beach, Florida 33051, and is currently For Sale at $1,848,000. This Home has 6 bedrooms, 4.0 baths, 2528 sq ft.