Incredible Income-Producing Full Duplex | 8 Bedrooms | 6 Bathrooms | 4 Bedrooms | 3 Bathrooms per Unit | 2 Pools | 40' Dock Rare opportunity to own a highly desirable, newer construction duplex offering exceptional income potential and resort-style amenities. The property features a total of 8 bedrooms and 6 bathrooms, with each side boasting 4 beds and 3 baths, private entrances, and separate utilities--ideal for investors, vacation rental operators, or owner-occupants seeking rental income. Both units have been well maintained and offer spacious, open floor plans with updated kitchens, ample natural light, and modern finishes. Each side opens to its own private pool-perfect for guests or personal use. The tropical landscaping, fenced yard, and multiple lounging areas create a true retreat atmosphere. The units can be opened up to one another to allow for larger groups in a connected space. A 40-foot dock provides direct water access, making this a boater's dream with potential for added rental income from dock usage. Just minutes from open water with a 4' control depth, this property is a rare find in today's market. Additional features include ample parking, turnkey rental-ready with proven rental history, potential for short-term rental (verify with municipality) and centrally located near beaches, dining, shopping, and top local attractions, this duplex delivers strong year-round rental demand. Each side is heavily occupied well into 2027. A perfect blend of luxury living and passive income potential. Financials available upon request to qualified buyers. Call to schedule your private showing today. We request to please allow 24 hour notice because of potential occupancy.
Multi-familyProperty Type
2017Year Built
5,460 sq ftLot Size
$802Price/Sq.Ft.
4 spacesParking
Listed by Casey Burtch• Berkshire Hathaway HomeServices Keys Real Estate - Lower Keys
Listed by The Burtch Group Burtch• Berkshire Hathaway HomeServices Keys Real Estate - Lower Keys
Sale and tax history for 217 Sombrero Beach Rd Unit 1 & 2
Sale History
Tax History
Date
Event
Price
FLKMLS #621783
Oct 24, 2026
Listed
$2,950,000
$802/sq ft
FLKMLS #619555
Aug 15, 2026
Listing Removed
—
Apr 18, 2026
Listed
$3,197,000
$869/sq ft
FLKMLS #616156
Apr 15, 2026
Listing Removed
—
Mar 5, 2026
Price Changed
$3,399,000
$924/sq ft
Jan 7, 2026
Price Changed
$3,499,000
$951/sq ft
Oct 7, 2025
Price Changed
$3,699,900
$1,005/sq ft
Aug 15, 2025
Listed
$3,799,900
$1,033/sq ft
As the MLS and public records start to fill up, we'll list the details here.
Public record
Public record
Zoning
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Finished Sq. Ft.
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Unfinished Sq. Ft.
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Total Sq. Ft.
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Year built
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Style
Multi-Family (2-4 Unit)
County
Monroe County
APN
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Last updated by owner on Apr 18, 2026.
RH
Residential High District
The RH District is intended to establish areas of high-density residential uses characterized by multi-family dwellings and mobile homes designated within the Residential High RH future land use category on the Future Land Use Map FLUM.
Permitted uses
Include but are not limited to:
Housing-Group
Housing-Single unit
Housing-Multiple units
Housing-Other
Infrastructure
Communications tower
Housing-Mobile home park
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
2/10 Fire Factor
0.00% chance of being in a wildfire in next 30 years
Heat Factor
We're working on getting current and accurate heat risk information for this home.
10/10 Wind Factor
99% chance of strong winds in next 30 years
1/10 Air Factor
0 unhealthy days expected this year, 0 days in 30 years
Provided by First Street
Historical weather
Marathon, FL • 33050
Average low and high temperatures (°F)
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79
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79
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76
70
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Feb
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Aug
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Oct
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Dec
Sun exposure
81/ 100
Very good sunlight
Sunscore
There appears to be minimal shading by surrounding buildings, terrain, and vegetation.
8 hrs
6.1 hrs
JuneDecember
Provided by Shadowmap
Redfin Estimate for 217 Sombrero Beach Rd Unit 1 & 2
$2,925,560
$24K under list price of $2.95M
Nearby comparable homes
The Redfin Estimate uses 6 recent nearby sales, priced between $1.3M to $4.1M.