Turnkey Florida Keys waterfront duplex offering both income and lifestyle. Two-story property with separate 2BR units and individual electric meters. Downstairs 2BR rental generates $3,000/month long-term or $3,000/week short-term. Upstairs 2BR/1.5BA is fully furnished with full bar, patio deck, Sunsetter awning, and Acorn stairlift. Maintenance-free paver driveway, white rock yard, and palms. 50' concrete dock with 32,000-lb Neptune elevator boat lift, davits, and large tiki hut featuring bar, TV, BBQ, fish-cleaning station, fridge, and tool shed. Solar system with Tesla battery provides backup power to both units. Newer roof and high-efficiency A/Cs. Optional 24' Sunseeker pontoon boat. Prime Marathon location near sandbars and lighthouse—ideal investment or Keys retreat.
Multi-familyProperty Type
1974Year Built
5,000 sq ftLot Size
$537Price/Sq.Ft.
Listed by Jenine Garcia• Horizon Homes Realty
Bought with Ewa Schwarz• LoKation Real Estate
Bought with Peter Schwarz-Top Producer• LoKation Real Estate
Sale and tax history for 308 Sombrero Beach Rd Unit 2 & 4
Sale History
Tax History
Date
Event
Price
FLKMLS #617853
Jun 26, 2026
Sold
$1,138,520
$537/sq ft
Jan 4, 2026
Price Changed
$1,250,000
$590/sq ft
Dec 28, 2025
Listed
$1,250,000
$590/sq ft
Dec 28, 2025
Listed
$1,125,000
$531/sq ft
+43
Turnkey Florida Keys waterfront duplex offering both income and lifestyle. Two-story property with separate 2BR units and individual electric meters. Downstairs 2BR rental generates $3,000/month long-term or $3,000/week short-term. Upstairs 2BR/1.5BA is fully furnished with full bar, patio deck, Sunsetter awning, and Acorn stairlift. Maintenance-free paver driveway, white rock yard, and palms. 50' concrete dock with 32,000-lb Neptune elevator boat lift, davits, and large tiki hut featuring bar, TV, BBQ, fish-cleaning station, fridge, and tool shed. Solar system with Tesla battery provides backup power to both units. Newer roof and high-efficiency A/Cs. Optional 24' Sunseeker pontoon boat. Prime Marathon location near sandbars and lighthouse--ideal investment or Keys retreat.
FLKMLS #547646
May 15, 2020
Listing Removed
—
Jan 13, 2009
Listed
$599,900
$283/sq ft
FLKMLS #557732
Apr 4, 2012
Listed
$499,000
$235/sq ft
As the MLS and public records start to fill up, we'll list the details here.
Public record
Public record
Zoning
Beds
—
Baths
—
Stories
—
Lot width
—
Lot depth
—
Lot size
—
Year renovated
—
Sq. Ft.
—
Year built
—
Style
Multi-Family (2-4 Unit)
County
Monroe County
APN
00355270-000501
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
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Garage
—
Features
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Last updated by owner on Aug 31, 2024.
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
Property details
Parking
Parking / Garage Information
Vehicle Storage: Open Parking
Interior
Interior Features
Interior Features: Drapes/Blinds Incl, Built-in Cabinets, Bar, Window Treatments
Appliances: Washer, Solar Water Heater, Microwave, Range, Refrigerator, Dishwasher, Dryer
Furnished: Partially
Bathroom Information
# of Full Baths: 4
# of Half Baths: 1
Room 1 Information
Type: Bedroom 1
Level: M
Remarks: Buyer to verify
Area: 130.00
Dimensions: 10 x 13
Length: 10.00
Width: 13.00
Room 2 Information
Type: Bedroom 2
Level: M
Remarks: Buyer to verify
Area: 120.00
Dimensions: 10 x 12
Length: 10.00
Width: 12.00
Room 3 Information
Type: Bedroom 1
Level: 2
Remarks: Buyer to verify
Area: 130.00
Dimensions: 10 x 13
Length: 10.00
Width: 13.00
Room 4 Information
Type: Bedroom 2
Remarks: Buyer to verify
Area: 120.00
Dimensions: 10 x 12
Length: 10.00
Width: 12.00
Specialty Room Information
Specialty Rooms: Laundry Room, Sun/Florida Room
Multi-Unit Information
# of Total Units: 2
Exterior
Boat Slip/Dock Information
Dockage: Dock Length: 50
Dockage: Boat Lift
Exterior Features
Exterior Features: Fruit Tree(s), Shed, Outdoor Shower, Gazebo
Porch/Balcony: Open Porch/Balcony, Deck
Property Features
Accessibility Features: Parking
On Waterfront
Waterfront Type: Canal Front
Waterview: Canal View
Property Information
Deed Restrictions: Unknown
Pets: No Pets Allowed
Pets: Pets w/Restrictions: YES
Rentals Allowed: Yes
Min Rental Days: 7
Lot Information
Acres: 0.05
Zoning: RM-1 - Residential Medium - 1
Land Size: Less Than 1/4 Acre
Control Depth: 5
Flood Zone: AE
Building Information
Year Built: 1,974
Sq. Ft. Source: Tax Records
Building Style: Stories: 2
Building Style: Above Flood: No
Construction: CBS, Stucco
Roof: Other Roof
Subdivision/Neighborhood
Subdivision: Sombrero Properties (49.5)
Marathon Neighborhood: Country Club (Sombrero Blvd & Flamingo)
Financial
Tax Information
Taxes: $10,924.11
Tax Year: 2,025
Tax Exemptions: None
Financial Information
Terms: Cash, Conventional
Utilities
Utility Information
Utilities: Cable Available
Pre-Wired: Cable
Solar Panels
Has Public Sewer Hook-up
Location
Homeowners Association Information
Association Info: 1st Right of Refusal: No
Association Info: Association Fee $: 0.00
Fee Includes: Building Exterior Maintenance
Location Information
Side: Ocean
Mile Marker: 49.50
Neighborhood Features
Beach, Bike Paths, Other Area Features
Public facts
Beds: —
Baths: —
Sq. Ft.: —
Stories: —
Lot Size: —
Style: Multi-Family (2-4 Unit)
Year Built: —
Year Renovated: —
County: Monroe County
APN: 00355270-000501
Home facts updated by county records on Aug 30, 2024
Around this home
Schools
Stanley Switlik Elementary School
Public PreK-5 • Assigned • 1.1mi
5/10
Marathon School
Public 6-12 • Assigned • 0.1mi
5/10
Provided by GreatSchools
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
1/10 Fire Factor
Unlikely to be 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)
72
64
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68
79
71
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87
79
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79
73
76
70
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
97/ 100
Exceptional sunlight
Sunscore
This home ranks in the top 25% for direct sun exposure in Marathon. There appears to be minimal shading by surrounding buildings, terrain, and vegetation.
9.4 hrs
7.7 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$1.04M – $1.25M
Sell confidently with a local market expert in Marathon.