330-340 4th Street, Key Colony, FL

$1,849,000

Previous Next

3

Beds

4

Baths

2,540

Square feet

0.15

Acres

About 330-340 4th Street

WATERFRONT BEAUTIFULLY RENOVATED DUPLEX 330-340, 2BR 2BA Upper Level, 1BR 1.5BA Lower Level, both with Full Kitchens, in Key Colony Beach, a NO HOA Municipality, on Marathon Island MM53. New 15K lbs. Boat Lift 2022, 60 Ft Deep Water Dock, Extra Wide Canal, Multiple Electrical Outlets, 3 Fresh Water Spigots. House is equipped with Surge Protection, and a Transfer Switch for a portable generator. Exterior Motion Lights equipped with Security Cameras. EXCELLENT RENTAL INCOME OPPORTUNITY, 7 Day Rentals allowed. Rent the Upper and Lower units to separate parties at the same time, and or live in one and rent the other unit. Beautiful New Pool Heated-Chilled 2022, with a Saltwater system that uses a salt generator, offering lower maintenance, softer water, and reduced skin-eye irritation. New Pool-Cool Deck concrete patio in 2022, that reduces surface temperatures. Outdoor Shower. Metal Roof 2013. Hurricane Accordion and Metal Bahama Shutters in 2021. Upgraded Electrical system in 2022. Upgraded Flooring, Doors, and Windows. Mini-Split AC unit 2021. Upper Level Covered Balcony, beautiful views of the new Sparkling Pool and Boat Dock-Canal. Ample Storage, 3 large outdoor access rooms, and a shed. Excellent Parking 12 Cars, 2 RVs, and 2 Boats/Trailers storage. Ocean side, minutes to World Class Fishing-Diving in the Gulfstream, Coffins Patch Reef, and Sombrero Reef Lighthouse. Easy Bayside access via Vaca Cut in minutes. Join the Cabana Club, steps away, for beach access and excellent dining. Key Colony Beach amenities includes a Golf Course 9 Hole Par 3, Tennis and Pickle Ball Courts, Basketball, Bocce Ball, Corn Hole, Horseshoes. Enjoy the Parks, Playgrounds, Walking and Bike pathways. Key Colony Beach, Paradise Awaits!

Features of 330-340 4th Street

MLS® # 619361
Price $1,849,000
Bedrooms 3
Bathrooms 4.00
Full Baths 3
Half Baths 1
Square Footage 2,540
Acres 0.15
Year Built 1971
Type Residential
Sub-Type Duplex
Status Active

Community Information

Address 330-340 4th Street
Area 17 - Vaca Cut - Both Sides Holiday Inn/Key Colony
Subdivision Key Colony Beach (53.5)
City Key Colony
County Monroe
State FL
Zip Code 33051

Amenities

Amenities Community Boat Ramp, Beach, Other Area Features, Bike Paths
Utilities FKAA, Municipal Sewer, Buyer to Verify
Parking Spaces 4
Parking Open Parking, RV Parking Open, Trailer Storage
View Canal View
Is Waterfront Yes
Waterfront Canal Front
Has Pool Yes
Pool In Ground, Salt Water, Fiberglass, Decked

Interior

Interior Features Drapes/Blinds Incl, Split Bedroom, Built-in Cabinets, Security System, Smoke Alarms, Storage, Window Treatments
Appliances Washer, Dryer, Dishwasher, Refrigerator, Range, Oven, Freezer, Ice Machine
Heating Central
Cooling Central Air, Ceiling Fans(s)
Fireplace No
Stories 2 Stories
Has Basement No

Exterior

Exterior Features Fencing, Lighting, Outdoor Shower, Shed, Storage
Lot Description Less Than 1/4 Acre
Roof Metal Roof
Construction Frame, Hardi Board Siding

Additional Information

Date Listed April 4th, 2026
Days on Market 16
Zoning R-2A - Key Colony Two Family
Short Sale No
RE / Bank Owned No

Listing Details

AgentDan Cloud
OfficeWater Vista Realty, Inc.

Listing Map

Request a Showing

Provide a valid email address.
When would you like to view this property?