Home in 34 Atlantic Drive, Marathon, FL 33037 for sale with MLS# A12006854

Huge Direct Oceanfront Compound - One-of-a-Kind with 276-Foot Concrete DockAdjacent to World-Famous John Pennekamp, Coral Reef State Park & Molasses Reef.Discover a truly exceptional and private oceanfront compound designed for boating enthusiasts, investors, or multi-generational living. Spread across three expansive lots, this rare property includes two distinct homes and direct water access - a combination that's nearly impossible to find in today's market. Seller will consider all reasonable offers.The primary residence features 3 bedrooms and 2 full baths, offering bright, comfortable living spaces and sweeping ocean views. The second home, complete with 2 bedrooms and 2 baths on a separate meter, is ideal for guests, extended family, or short-term rental opportunities.Step outside to unparalleled oceanfront living with a 276-foot concrete dock, perfect for accommodating large vessels, fishing, and launching watercraft. The grounds offer generous room for entertaining, expansion, or simply enjoying the peaceful surroundings of this secluded coastal haven.Highlights:3 lots with two homes and a 276-ft dockDirect ocean access - idea for boating on the Ocean or Bay.Steps from John Pennekamp Coral Reef State ParkPerfect for entertaining, investing, or creating a family retreatUnmatched privacy and coastal lifestyle potential.

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34 Atlantic Drive, Marathon, FL 33037

Price
Price:
$2,890,000.00
Original List Price:
$2,890,000.00
Property Status and Type
Listing Type:
For Sale
Status:
Active
Listing Category:
Residential
Property Type:
Single Family House
Description of Last Important Update:
New Listing
Last Major Update on:
April 24, 2026 4:00 am
Rooms Distribution
Bedrooms:
5
Bathrooms Total:
4
Full Bath:
4
Room Type:
Other, Maid/in-law Quarters
Master Bedroom Bath:
2 Master Baths, Master Bdrm - Upstairs, Master Bdrm - Ground
Property Features
View from the Property:
Ocean
Waterfront:
Yes
Waterfront Features:
Ocean Access, Ocean Front
Frontage Length:
55
Private Pool
Swimming Pool Features:
In Ground
Appliances:
Dryer, Dishwasher, Microwave, Refrigerator, Washer, Electric Range
Interior:
Kitchen Island, Built-in Features
Exterior:
Balcony, Built-in Barbecue
Air Conditioning
Air Conditioning System:
Central Air, Ceiling Fan(s)
Heating
Heating System:
Central
Boat and Dock Features:
Private Dock, Ramp
Property Entrance Faces:
North
Balcony Details:
Balcony - Open
Storm Protection Impact Glass:
Partial
Construction
Year Built:
1943
Roof:
Metal
Architectural Style:
Other
Levels:
One
Construction Materials:
CBS
Flooring:
Tile
Number of stories:
1
Property Condition:
Resale
Taxes and Expenses
Tax Annual Amount:
$13,133.00
Tax Year:
2025
Property Tax Details:
Tax Reflects No Exemptions
Parking
Garage
Garage Spaces:
2
Covered Spaces:
2
Parking Features:
Driveway, Covered, Circular Driveway, Guest, Rv Access/parking, Boat Access/parking
Utilities
Sewer:
Public Sewer
Water Source:
Public
Community
Amenities Provided by the Homeowner's Association (HOA):
Other
Subdivision Name:
Knowlson Colony
Senior Community:
No
Restrictions:
Lease Restrictions
Community Dock
Leasing Permitted
Leasing Permitted Details:
Okay To Lease With Restrictions
Terms
Listing Terms Considered by Seller:
Cash, Conventional, FHA, Fha-va Approved
Buyer Possession:
Negotiable, Close Of Escrow
Zoning and Legal
Tax Legal Description:
Pt Tract B 1st Addn To Knowlson Colony Key Largo Pb3-110 Or518-1019 Or759-410 Or1422-1595 Or2947-0414 Or3325-1282
Real Estate Folio Number (Parcel Number):
00564760000000
Zoning:
Multi-Family Duplex
Public Schools Assigned
Elementary School:
Key Largo
High School:
Coral Shores
Middle Or Junior School:
Key Largo
Listing History
Active on the market since:
April 24, 2026
Listing Agreement executed on:
April 24, 2026
Listing Status Last Changed On:
April 24, 2026 4:00 am
Photos updated on:
August 6, 2026 4:20 pm
Last Modified:
August 6, 2026 4:20 pm
Additional Information
Courtesy of:
LoKation
Attribution:
Not provided
Location
Street Name:
Atlantic
Street Number:
34
City:
Marathon
State:
Florida
Zip Code:
33037
County:
Monroe
Latitude:
N25° 11' 21.3''
Longitude:
W81° 38' 49.2''
Street Suffix:
Drive
Property Map

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Neighborhood Stats

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

Median Household Income $80,911
Median Home Value $660,700
Median Rent $1,896/mo
Median Age 54
Population 13,674
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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.