Half Duplex with Dockage

341 3rd Street Key Colony Beach, FL 33051

Claim this Listing
For Sale
$789,000

MULTI_FAMILY - Key Colony, FL

Property size:
900 SF
Lot size:
0.07 Acres
Price / SF:
$876/SF
Added:
Jul 3, 2026
Days on Market:
11
Last Refresh:
Jul 13 at 3:06 am

Property Features for 341 3rd Street

General Information

Property type
Residential Multi Family
Property subtype
Other
Zoning
R-1B - Key Colony Single
Bedrooms
2
Bathrooms
2
Rooms
Bathroom 1, Bathroom 2, Bedroom 2, Bedroom 1
Pets allowed
Yes
Interior features
Built-in Cabinets, Granite Counter Top, Storage
Exterior features
Outdoor Shower, Storage
Appliances
Washer, Dryer, Dishwasher, Refrigerator, Range, Oven, Microwave
Standard status
Active
APN
00072790000000
Size
900 SF
Lot size
0.07 Acres

Taxes and HOA fees

Tax Year
2025
Tax Description
Bk 3 S 1/2 Lt 13 Key Colony Beach Pb3-120 Shelter Key Or380-643 Or463-874 Or802-1762 Or937-324 Or1585-2444/51 Or1587-160
Tax Annual Amount
6496

Utilities

Utilities
Cable Available
Heating system
Ductless (Heating)
Cooling system
Ductless
Water front
1

Building Details

Year built
1971
Floors in Building
1
Flooring type
Tile
Building materials
CBS
Roof type
Metal
Additional Structures
Storage

Listing agent Bonnie Sanderson License #3209351

Listing office Florida Keys Real Estate Group 11287 Overseas Highway, Marathon, FL

Listing date Jul 3, 2026

MLS# 620521 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.


Investment Insights

Based on property information with market context.

This half duplex has been remodeled with top quality finishes and includes impact-rated entry doors along with double-pane PGT windows. Sliding glass doors feature Low-E Anderson glazing, and the interior has stainless appliances, granite counters, tile flooring, and 7'' insulation in the ceiling throughout.

The property offers plenty of parking and includes 30 feet of dockage. It is located in the Key Colony Beach community, within a short walk to the Cabana Club, and the area provides on-site amenities including a marina, restaurants, shopping, and recreational facilities such as pickleball and tennis courts, plus golf.

Served by community conveniences, Key Colony Beach also includes its own post office. Marathon Airport is approximately 10 minutes away, and Key West International Airport is about a 1-hour drive.

Key Highlights

  • 1971‑built half duplex in Key Colony Beach
  • 30 feet of dockage plus plenty of parking
  • Remodeled with granite countertops, tile flooring, and built‑in storage

Property Analytics

Property Profile Location Intelligence

Current Use by Public Records

Duplexes

FAQs

What type of property is this?
Duplex - Remodeled half duplex includes impact-rated entry doors, double-pane impact windows, and 30 feet of dockage.
Where is this duplex located?
The property is located at 341 3rd Street Key Colony Beach, FL.
What is the asking price?
The asking price for this property is $789,000.
What are key features of this property?
This property features: 1971‑built half duplex in Key Colony Beach; 30 feet of dockage plus plenty of parking; Remodeled with granite countertops, tile flooring, and built‑in storage
Contact an agent
More about this property
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