$849,000
151 10th St
Marathon, FL, 33051
Welcome to this 2-bedroom waterfront home in Key Colony Beach offering direct canal frontage and classic island appeal. Built in 1961 and updated, this one story half duplex blends low maintenance living with functional waterfront access.
Interior highlights include tile flooring throughout, ceiling fans, window treatments, and a comfortable layout with two full bathrooms and well proportioned bedrooms across approximately 952 square feet.
Home Constructed using CBS (Concrete block & Stucco) for durability.
Waterfront and exterior features:
• Direct canal frontage with seawall
• Screened porch for outdoor dining
• Approximately 4,125 sq ft lot
• One car garage
• Paver driveway
• Off street and guest parking
• Front side impact windows/ Back Accordion shutters
• Monitored security
• 40ft Boat Dock (Seawall has permit and is being redone in April 2026)
Ideal for boating enthusiasts seeking convenient canal access in Key Colony Beach. Located in Monroe County near local dining, marinas, and island amenities, this property offers an opportunity to enjoy the Florida Keys lifestyle in a manageable waterfront setting.
Interior highlights include tile flooring throughout, ceiling fans, window treatments, and a comfortable layout with two full bathrooms and well proportioned bedrooms across approximately 952 square feet.
Home Constructed using CBS (Concrete block & Stucco) for durability.
Waterfront and exterior features:
• Direct canal frontage with seawall
• Screened porch for outdoor dining
• Approximately 4,125 sq ft lot
• One car garage
• Paver driveway
• Off street and guest parking
• Front side impact windows/ Back Accordion shutters
• Monitored security
• 40ft Boat Dock (Seawall has permit and is being redone in April 2026)
Ideal for boating enthusiasts seeking convenient canal access in Key Colony Beach. Located in Monroe County near local dining, marinas, and island amenities, this property offers an opportunity to enjoy the Florida Keys lifestyle in a manageable waterfront setting.
Property Details
Price:
$849,000
MLS #:
A11963904
Status:
Active
Beds:
2
Baths:
2
Type:
Single Family
Subtype:
Single Family Residence
Subdivision:
KEY COLONY BEACH 1ST ADD
Neighborhood:
keycolonybeach1stadd
Listed Date:
Feb 11, 2026
Finished Sq Ft:
952
Total Sq Ft:
1,536
Year Built:
1961
Schools
Interior
Appliances
Dryer, Electric Range, Refrigerator, Washer
Bathrooms
2 Full Bathrooms
Cooling
Wall/Window Unit(s)
Flooring
Tile
Heating
Window/Wall
Interior Features
First Floor Entry, No Additional Rooms
Laundry Features
Washer/Dryer Hook-Up
Exterior
Architectural Style
Attached, Half Duplex, One Story
Community Features
Beach Club Member Available, Boating, Tennis Court(s), Golf Course Community, Pickleball
Construction Materials
Concrete Block Construction
Covered Spaces
1
Direction Faces
East
Garage Spaces
1
Lot Features
Less Than 1/4 Acre Lot
Parking Features
Additional Spaces Available
Patio And Porch Features
Deck, Patio, Screened Porch
Roof
Other
View
Canal, Ocean
Waterfront Features
WF/Ocean Access, Canal Front, Ocean Access
Financial
HOA Fee Frequency
Annually
Tax Year
2025
Taxes
$6,916
Mortgage Calculator
Map
Current real estate data for Single Family in Marathon as of Jul 09, 2026
40
Single Family Listed
206
Avg DOM
892
Avg $ / SqFt
$2,987,870
Avg List Price
Community
- Address151 10th St Marathon FL
- SubdivisionKEY COLONY BEACH 1ST ADD
- CityMarathon
- CountyMonroe County
- Zip Code33051
Subdivisions in Marathon
- 9999
- ANGLERS AT SOMBRERO
- BOAT HOUSE CONDOMINIUM,Boat House Marina
- BONEFISH TOWERS 74 UNITS
- BOUGANVILLEA VILLAS CONDO
- BUTTONWOODS ACRES
- CASA BLANCA
- COCO PLUM BEACH
- COCO PLUM BEACH REPLAT
- Cocoplum beach
- CONCH KEY
- Country Club Sombrero Blv
- CRAINS SUBD
- Duck Key
- FLAMINGO ISLAND EST AMD P
- GRASSY KEY,SeaGlass Cove
- GULFPOINTE I & II
- GULFSTREAM SHORES #2 AMD
- HARBOR CLUB SOUTH CONDOMI
- HARBOR ISLE
- HARBOR ISLE SEC A
- JG ESTATES
- KEY COLONY BEACH 1ST ADD
- KEYS RV/MOBILE HOME CONDO
- Knowlson Colony
- LATITUDE 24 REPLAT OF PO
- Lincoln Manor
- LITTLE VENICE
- LITTLE VENICE NO2
- Little Venice,Fed Economic Zone
- MARAMEADE AMD
- NORTH MARATHON SHORES PLA
- NORTH MARATHON SHORES PLA,Dodge Subdivision
- OCEAN ISLES FISHING VILLA
- PARRISH SUBD
- PIRATES COVE II, A CONDOM
- PUERTA DEL SOL
- Riggs Sub
- Riggs Sub 47.5
- RIGGS SUBD,Galway Bay
- SEAAIR ESTATES
- SEAVIEW
- SEAWATCH CONDOMINIUM
- Sunrise Isle,Sunrise Isles
- SUNSET BAY
- THE RESERVE AT SOMBRERO
- Tingler Island
- TRADE WINDS WEST
- Tranquility Bay 48.5
- Vaca Cut
- VENICE
- WALORISS SUBD
Similar Listings Nearby
Property Summary
- Located in the KEY COLONY BEACH 1ST ADD subdivision, 151 10th St Marathon FL is a Single Family for sale in Marathon, FL, 33051. It is listed for $849,000 and features 2 beds, 2 baths, and has approximately 952 square feet of living space, and was originally constructed in 1961. The current price per square foot is $892. The average price per square foot for Single Family listings in Marathon is $892. The average listing price for Single Family in Marathon is $2,987,870.
151 10th St
Marathon, FL