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Elevated Half Duplex with Metal Roof

310 3rd Street Key Colony Beach, FL 33051

New
310 3rd Street, Key Colony Beach, FL, 33051
$599,000
For Sale
$599,000

SINGLE_FAMILY - Key Colony, FL

Property Size1,031 SF
Lot Size0.08 Acres
Price / SF$580.99
Days on Market7

Property Features for 310 3rd Street

General Information

Property type
Residential
Property subtype
Duplex
Zoning
R-1A - Key Colony Single
Bedrooms
2
Bathrooms
2
Rooms
Bathroom 1, Bedroom 2, Bedroom 1, Bathroom 2
Parking features
Open
Patio and Porch features
Porch
Pets allowed
Yes
Interior features
Granite Counter Top, Storage, Walk-in Closet(s)
Exterior features
Rain Gutters, Shed, Storage
Appliances
Washer, Dryer, Dishwasher, Refrigerator, Oven, Microwave
Standard status
Active
APN
00072590-000000
Size
1,031 SF
Lot size
0.08 Acres

Taxes and HOA fees

Tax Year
2025
Tax Description
BK 2 N 1/2 LT 31 KEY COLONY BEACH PB3-120 SHELTER KEY
Tax Annual Amount
4710

Utilities

Cooling system
Central Air

Building Details

Year built
1982
Flooring type
Laminate, Tile
Building materials
CBS
Roof type
Metal
Additional Structures
Storage
Listing Agency Florida Keys Real Estate Group
11287 Overseas Highway, Marathon, FL
Listed by Brenner Scheel Casey · License #BK339103, BK3179545, SL3504409
Added: Jul 13 Checked: Jul 19 at 8:06 am
MLS# 620613 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.

Situated at 310 3rd Street in Key Colony Beach, this elevated half duplex has been beautifully updated and is offered as move-in ready. The layout includes 2 bedrooms and 2 bathrooms, highlighted by an updated kitchen featuring new granite countertops. Additional standout features include a brand-new metal roof, a spacious primary suite with a walk-in closet and a private balcony overlooking the backyard, and expansive lower-level living and entertaining space for extra everyday flexibility.

Outdoor space includes a generous backyard with room to personalize. The property is within steps of the Cabana Club and nearby waterfront parks, pickleball and tennis courts, playgrounds, golf, restaurants, and walking paths. Zoning is listed as R-1A - Key Colony Single.

With a bright main living area and distinct upper and lower living zones, this home is configured for comfortable living and flexible use while remaining connected to Key Colony Beach amenities.

Key Highlights

  • 2‑bedroom, 2‑bath half duplex with 1,031 SF of living space
  • Updated kitchen with granite countertops; includes dishwasher, oven, microwave, refrigerator
  • Brand‑new metal roof plus central air cooling

Property Analytics

Property Profile Location Intelligence

Current Use by Public Records

Single family properties

FAQs

What type of property is this?
Single family property - Updated elevated half duplex in Key Colony with a brand-new metal roof, offering 2 bedrooms and 2 bathrooms.
Where is this single family property located?
The property is located at 310 3rd Street Key Colony Beach, FL.
What is the asking price?
The asking price for this property is $599,000.
What are key features of this property?
This property features: 2‑bedroom, 2‑bath half duplex with 1,031 SF of living space; Updated kitchen with granite countertops; includes dishwasher, oven, microwave, refrigerator; Brand‑new metal roof plus central air cooling
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More about this property
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