Back to Search

Waterfront Duplex in Sombrero Beach

17-18 Man-O-War Drive, Marathon, FL 33050

View on Map

For Sale

Under Contract

$1,300,000

MULTI_FAMILY - Marathon, FL

Property size:

1,668 SF

Lot size:

0.08 Acres

Price / SF:

$779/SF

HighLights

Waterfront property with 45‑foot dock and direct ocean access.
Located in the desirable Sombrero Beach neighborhood.
Duplex offers investment opportunity, vacation retreat, or full‑time residence with income potential.
Both sides of the duplex have been recently updated with new flooring and fresh paint.
Priced below appraised value.
Each unit offers privacy and flexibility; both sides are available for individual purchase.

We can help!

Listing Contact

Shannon Butler

For Sale

Under Contract

$1,300,000

MULTI_FAMILY - Marathon, FL

Property size:

1,668 SF

Lot size:

0.08 Acres

Price / SF:

$779/SF

Added:: Feb 4, 2026
Days on Market:: 130
Last Refresh:: Jun 14 at 8:06 pm

Property Features for 17-18 Man-O-War Drive

General Information

Property type: Residential Multi Family
Property subtype: Other
Zoning: RM - Residential Medium
Bedrooms: 4
Bathrooms: 4
Rooms: Bathroom 4, Bathroom 2, Bedroom 4, Bedroom 1, Bedroom 3, Bathroom 1, Bedroom 2, Bathroom 3
Parking features: Open
Pets allowed: Yes
Appliances: Washer, Dryer, Dishwasher, Refrigerator, Oven, Microwave
Standard status: Active Under Contract
APN: 00354810-000200,00354810-00000
Size: 1,668 SF
Lot size: 0.08 Acres

Taxes and HOA fees

Tax Year: 2025
Tax Description: BK 1 ELY PORTION OF LOT 11 SOMBRERO BEACH VILLAGE PB5-86 BOOT KEY,BK 1 WLY PORTION OF LT 11 SOMBRERO BEACH VILLAGE PB5-
Tax Annual Amount: 11079

Utilities

Cooling system: Central Air
Water front: 1

Building Details

Year built: 1971
Flooring type: Vinyl
Building materials: CBS
Roof type: Metal

We can help!

Listing Contact

Shannon Butler

Listing agent Shannon Butler License #699921

Listing office Key Colony Beach Realty 220 Key Colony Beach Causeway P.o Box 510095, Key Colony Beach, FL

Listing date Feb 4, 2026

MLS# 618475 Listing URL

Copyright © 2026 Marathon and Lower Keys Association of Realtors. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.

HighLights

Waterfront property with 45‑foot dock and direct ocean access.
Located in the desirable Sombrero Beach neighborhood.
Duplex offers investment opportunity, vacation retreat, or full‑time residence with income potential.
Both sides of the duplex have been recently updated with new flooring and fresh paint.
Priced below appraised value.
Each unit offers privacy and flexibility; both sides are available for individual purchase.

Overview

This updated waterfront duplex is located in the desirable Sombrero Beach neighborhood. The property offers an opportunity for investment, vacation retreat, or full-time residence with income potential. Both sides of the duplex have been upgraded with new flooring and fresh interior paint, creating modern living spaces. A 45-foot dock is located directly behind the property, providing direct ocean access and partial open water views. The property is suitable for boating, fishing, diving, and sunset cruises. Each unit offers privacy and flexibility, and both sides are available for individual purchase. The property is zoned RM - Residential Medium and has a lot size of 0.08 acres. The property size is 1668 square feet. The property includes waterfront land and is located in Marathon, FL.

Property Profile Location Intelligence

Current Use by Public Records

Duplexes

Map

City: Marathon
County: Monroe
State: Florida
Longitude: -81.0717
Latitude: 24.7161

Nearby Similar for Sale

$1,533,333

3,429 SF

Marathon Commercial Property For Sale

Commercial building with highway exposure and ample parking in Marathon.

11401 Overseas Highway, Marathon, FL 33050

View Details
$1,549,000

2,114 SF

Waterfront Duplex with Dockage

Stilted waterfront duplex with a pool, 110 feet of concrete seawall, and dockage for deep-water boating access.

303 Sombrero Beach Road, Marathon, FL 33050

View Details
$3,549,000

6,128 SF

Waterfront Redevelopment Opportunity in Marathon

Rare waterfront property with redevelopment potential in Marathon, Florida.

14 125th Street Gulf, Marathon, FL 33050

View Details
$3,549,000

6,128 SF

Waterfront Redevelopment Opportunity in Marathon

Rare waterfront property with deep water dockage and highway frontage.

14 125th Street Gulf, Marathon, FL 33050

View Details
$920,000

Oversized Boat Slip with Tiki

Rare oversized boat slip in Marathon's Coco Plum Beach.

100 Avenue I, Marathon, FL 33050

View Details
$3,450,000

Highway Frontage Development Opportunity

Commercial land with highway frontage, development potential, and private dockage.

8501 Overseas Highway, Marathon, FL 33050

View Details
$675,000

1,302 SF

Two-Story Duplex in Marathon

Two-story duplex on a large lot in Marathon, Florida.

329 63 Court Gulf, Marathon, FL 33050

View Details
$10,500,000

Oceanfront Development Opportunity in Marathon

Rare 2.37-acre oceanfront land parcel in the Florida Keys.

57478 Overseas Highway, Marathon, FL 33050

View Details
$245,000

Corner Lot with Water Views

Vacant cleared corner lot with water views and seller financing, positioned for build-to-suit commercial or mixed-use plans.

319 Tuskegee Street, Marathon, FL 33050

View Details
$10,500,000

Oceanfront Development Opportunity in Marathon

Rare 2.37-acre oceanfront land parcel for luxury residential development.

57478 Overseas Highway, Marathon, FL 33050

View Details
$410,000

Live-A-Board Marina Slips

Two adjacent marina slips for sale in Marathon, Florida.

100 Ave I, Marathon, FL 33050

View Details
$679,000

Waterfront Lot Ready to Build

Premium waterfront lot with building rights and deep water dockage.

1021 27Th Street Ocean, Marathon, FL 33050

View Details

For sale
Duplexes
FL
Marathon
33050
17-18 Man-O-War Drive

What type of property is this?

Duplex - Updated waterfront duplex with dock and ocean access in Marathon.

Where is this duplex located?

The property is located at 17-18 Man-O-War Drive Marathon, FL.

What is the asking price?

The asking price for this property is $1,300,000.

What are key features of this property?

This property features: Waterfront property with **45‑foot dock and direct ocean access**.; Located in the desirable Sombrero Beach neighborhood.; Duplex offers investment opportunity, vacation retreat, or full‑time residence with income potential.

17-18 Man-O-War Drive, Marathon, FL 33050

MULTI_FAMILY - Marathon, FL

Property Features for 17-18 Man-O-War Drive

General Information

Taxes and HOA fees

Utilities

Building Details

We can help!

HighLights

Overview

Current Use by Public Records

Map

Nearby Similar for Sale

Marathon Commercial Property For Sale

Waterfront Duplex with Dockage

Waterfront Redevelopment Opportunity in Marathon

Waterfront Redevelopment Opportunity in Marathon

Oversized Boat Slip with Tiki

Highway Frontage Development Opportunity

Two-Story Duplex in Marathon

Oceanfront Development Opportunity in Marathon

Corner Lot with Water Views

Oceanfront Development Opportunity in Marathon

Live-A-Board Marina Slips

Waterfront Lot Ready to Build

FAQs

Create New Password