1409 4Th St, Key West, FL 33040
- Beds
- 4
- Baths
- 3
- Sqft
- 2,664
- Pool
- Yes
View property features, location on map, relevant school information and overview from seller's agent.
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Overview
Don't miss this rare opportunity to own a legal duplex on a spacious 10,000 SqFt corner lot! The main residence, solid CBS construction, offers 2 bedrooms, 2 bathrooms, and a generous 2,004 SqFt of living space. The open-concept layout features a large living room, a well-appointed kitchen with an adjoining dining area, and plenty of natural light. There's also a garage, laundry room, and potential to easily add a third bedroom.
The separate 2-bedroom, 1-bath cottage spans 660 SqFt—perfect for rental income, extended family, or a private guest house.
Outside, the expansive yard offers endless possibilities. With plenty of space for a custom patio, outdoor kitchen, or fire pit, it's the ideal setup for entertaining, weekend gatherings, or simply enjoying the outdoors. Plenty of parking for multiple vehicles, a boat, or a trailer—perfect for those who need both space and versatility.
Whether you're an investor or looking for a multi-generational living solution, this property is packed with potential and ready to make your vision a reality!
Location
Full feature list
Basic info
- Property type
- Multi-family
- Number of bedrooms
- 4
- Number of bathrooms
- 3
- Square feet
- 2,664
- Lot size (acres)
- 0.23
- Year built
- 1976
Interior features
- Laundry
- Laundry Room
Exterior features
- Pool
- Yes
- Water view
- Yes
Utilities
- Heating
- Central
- Cooling
- Ceiling Fans
Taxes
- Tax Annual Amount (2025)
- $6,447.48
Public schools
Disclaimer: Certain information displayed on this listing has been derived from parties other than Final Offer, LLC. Information provided and their sources have been deemed reliable, but accuracy of information is not guaranteed and therefore should be independently verified.
Sourced from: Florida Keys Board of Realtors MLS MLS®#: 618862 Last checked: …

IDX information is provided exclusively for consumers’ personal, non-commercial use, that it may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing, and that the data is deemed reliable but is not guaranteed accurate by the MLS. Copyright 2026 Florida Keys Board of REALTORS®, Inc.