Home in 151 10th St Marathon for sale with MLS# A11963904

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.

📅 View days on the market

Days on the market

151 10th St, Marathon, FL 33051

Price
Price:
$849,000.00
Original List Price:
$849,000.00
Property Status and Type
Listing Type:
For Sale
Status:
Active
Special Sale Conditions:
Listed As Is
Listing Category:
Residential
Property Type:
Single Family House
MLS Number:
A11963904
Description of Last Important Update:
New Listing
Last Major Update on:
February 11, 2026 4:43 pm
Rooms Distribution
Bedrooms:
2
Bathrooms Total:
2
Full Bath:
2
Measures
Living Area:
952 Sqft
Built-Up Area:
1,536 Sqft
Lot Area:
4,369 Sqft
Lot Size Unit:
Square Feet
Lot Features:
Less Than Quarter Acre
Property Features
View from the Property:
Ocean, Canal
Waterfront:
Yes
Waterfront Features:
Ocean Access, Canal Front
Frontage Length:
40
Appliances:
Dryer, Refrigerator, Washer, Electric Range
Interior:
First Floor Entry, Bedroom On Main Level
Exterior:
Deck, Patio, Enclosed Porch
Patio and Porch:
Patio, Deck, Porch, Screened
Laundry:
Washer Hookup, Dryer Hookup
Air Conditioning
Air Conditioning System:
Wall/window Unit(s)
Heating
Heating System:
Wall Furnace
Property Entrance Faces:
East
Water Access Description:
Boat Lock
Construction
Year Built:
1961
Year Built Details:
Effective Year Built
Roof:
Other
Architectural Style:
One Story, Duplex
Construction Materials:
Block
Flooring:
Tile
Stories:
1
Taxes and Expenses
Tax Annual Amount:
$6,916.00
Tax Year:
2025
Association Fee Frequency:
Annually
Property Tax Status:
Tax Reflects No Exemptions
Parking
Garage
Garage Spaces:
1
Covered Spaces:
1
Parking Features:
Garage Door Opener
Utilities
Sewer:
Public Sewer
Water Source:
Public
Community
Subdivision Name:
KEY COLONY BEACH 1ST ADD
Community Features:
Boat Facilities, Tennis Court(s), Golf, Golf Course Community, Beach, Club Membership Available, Pickleball
Senior Community:
No
Restrictions:
Association Approval Required, Dock Restrictions
Terms
Listing Terms Considered by Seller:
Cash, Conventional, FHA
Occupant Type:
Call Agent
Buyer Possession:
Closing And Funding
Zoning and Legal
Tax Legal Description:
N1/2 OF LOT 2 BLK 11 KEY COLONY BEACH FIRST ADDN AMENDED PLAT PB4-11 SHELTER KEY OR582-381 OR617-395 OR913-2288 OR961-1471/72 OR1399-2027/28
Real Estate Folio Number (Parcel Number):
00076180-000000
Zoning Description:
R-2A
Listing History
Originally published on:
February 11, 2026 4:43 pm
Active on the market since:
February 11, 2026
Price change occurred on:
February 11, 2026 4:43 pm
Listing Status Last Changed On:
February 11, 2026 4:43 pm
Photos updated on:
March 5, 2026 6:12 pm
Last Modified:
March 5, 2026 8:01 pm
Additional Information
Housing Older Persons Act:
No HOPA
Flood Zone:
AE
Type of Association:
Homeowners
Rooms Description:
No Additional Rooms
Style:
WF/Ocean Access
Courtesy of:
EXP Realty South LLC
Attribution:
Not provided
Location
Street Name:
10th St
Street Number:
151
City:
Marathon
State:
Florida
Zip Code:
33051
County:
Monroe
Latitude:
N24° 43' 9.6''
Longitude:
W82° 58' 37.1''
Property Map

Neighborhood Stats

Source: U.S. Census Bureau, ACS 5-Year Estimates

Median Household Income $94,531
Median Home Value $834,800
Median Rent $1,849/mo
Median Age 66
Population 525

Want to schedule an in-person or virtual tour? Have questions?

Want to schedule an in-person or virtual tour? Have questions?
Schedule a Tour or Ask a Question


Mortgage Calculator

Please note: Monthly HOA / Condo Fees Not Included. The calculator shows the listing price as home value. Update all fields at your convenience.

Calculate Your Mortgage Payment

$.00
$.00
6.5
30

Taxes and Insurance

$.00
$.00
%

Financial Analysis

%

%

$

$

$

$

$
Ver la Propiedad Ver la propiedad 151 10th St
Association of REALTORS®
Disclaimer: IDX listing information is presented by Rebonus Brokerage LLC for consumer informational purposes only. The information provided is for consumers’ personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Data is deemed reliable but is not guaranteed by the MLS or the real estate broker. This page presents structured listing information sourced directly from the MLS via the RESO Web API feed. Rebonus prioritizes maximum field coverage and data completeness, displaying the most granular MLS-provided attributes available.