300 3rd Street, Key Colony, FL 33051 (MLS# 617359)

300 3rd Street, Key Colony, FL 33051

$555,000

Virtual Tour

https://tours.keyspropertyvisuals.com/cvt/360528

Property Type: Residential Bedrooms: 2 Baths: 2 Square Footage: 1,031 Lot Size (sq. ft.): 3,300 Status: Active

Current Price: $555,000 List Date: 11/18/2025 Last Modified: 12/14/2025

Description

Discover this charming and affordable 2-bedroom, 2-bath half duplex with an open-concept living, dining, and kitchen area - perfect for relaxed island living. Featuring a freshly painted exterior, new A/C (2025), lovingly maintained and stilted. Plenty of outdoor living areas and covered parking, a one-car garage, plus space for a trailer or RV, all of your tropical toys. A spacious primary suite offers a walk-in closet, and a comfortable layout which is ideal for your family home, employee housing, or Keys weekend getaway. Located just steps from the Cabana Pool and Beach Club, you can easily walk or bike around the entire city to enjoy its many amenities, including restaurants, marina, post office, golf, pickleball, tennis, bocce ball, three playgrounds, basketball, and the beautiful Sunset Park. Conveniently located near several airports: 10 minutes to Marathon Airport, just over 1 hour to Key West International, 2 hours to Miami International, and 2.5 hours to Fort Lauderdale International. Enjoy the best of Keys living in this welcoming home; comfortable, convenient, and move-in ready! Located in the very heart of the Keys: Key Colony Beach!

More Information MLS# 617359

Contract Information

Listing Board: Marathon/Lower Keys As is Rght to Inspct: Yes Species List: No Current Price: $555,000 Listing Date: 2025-11-17 List Price: $555,000

Location, Tax & Legal

City: KEY COLONY Off Shore Island: No Mile Marker: 53.5 Marathon Neighborhood: Marathon East - Gulf (Airport to Vaca) Side: Ocean Flood Zone: AE Alternate Key #: 8750960 Handicap Access: No Parcel #: 00072590-000100 Zoning: R-2A - Key Colony Two Family Deed Restrictions: Unknown Legal: KEY COLONY BEACH PB3-120 SHELTER KEY S1/2 LOT 31 BLK 2 Taxes: 4577.26 Tax Year: 2025 Pub Sewer HkUp: Yes Street #: 300 Street Name: 3rd Street Suffix: Street Key/Island: Key Colony State/Province: FL Zip Code: 33051 County: Monroe Subdivision: Key Colony Bch 1st Addn Amd Plat (53.5) Area: 17 - Vaca Cut - Both Sides Holiday Inn/Key Colony

General Property Description

Realtor.COM Type: Residential - Single Family Waterfront: No Control Depth: 0 Lot Size: 30 x 110 Lot SqFt: 3300 Pool: No Lot Sqft Source: Property Data Card Total Units: 0 Acres: 0.08 SqFt Source: Property Data Card Rentals Allowed: Yes Min Rental Days: 7 Style: Half Duplex Year Built: 1982 Living Apx SqFt: 1031 Total Bedrooms: 2 Full Baths: 2 Total Baths: 2

Remarks & Misc

Remarks – Consumer: Discover this charming and affordable 2-bedroom, 2-bath half duplex with an open-concept living, dining, and kitchen area - perfect for relaxed island living. Featuring a freshly painted exterior, new A/C (2025), lovingly maintained and stilted. Plenty of outdoor living areas and covered parking, a one-car garage, plus space for a trailer or RV, all of your tropical toys. A spacious primary suite offers a walk-in closet, and a comfortable layout which is ideal for your family home, employee housing, or Keys weekend getaway. Located just steps from the Cabana Pool and Beach Club, you can easily walk or bike around the entire city to enjoy its many amenities, including restaurants, marina, post office, golf, pickleball, tennis, bocce ball, three playgrounds, basketball, and the beautiful Sunset Park. Conveniently located near several airports: 10 minutes to Marathon Airport, just over 1 hour to Key West International, 2 hours to Miami International, and 2.5 hours to Fort Lauderdale International. Enjoy the best of Keys living in this welcoming home; comfortable, convenient, and move-in ready! Located in the very heart of the Keys: Key Colony Beach! Directions: Overseas Hwy Mile Marker 53.5 turn at light onto Sadowski/KCB Causeway. Bear left onto E. Ocean Dr - Turn Left onto 3rd St - Follow to #300 3rd on right

Association Info

Mandatory Home Owners Asc: No 1st Right of Refusal: No Association Fee $: 0

Fee Includes

Water: 1 None: 1

Dockage

None: 1

Tax Exemptions

None: 1

Appliances

Dishwasher: 1 Dryer: 1 Microwave: 1 Range: 1 Refrigerator: 1 Washer: 1

Pets

Pets Allowed: 1

Cooling

Ceiling Fans(s): 1 Central Air: 1

Waterfront

None: 1

Waterview

No Waterview: 1

Floor

Tile: 1

Neighborhood Feature

Airstrip: 1 Beach: 1 Bike Paths: 1 Community Boat Ramp: 1 Tennis Courts: 1

Interior Features

Pantry: 1 Smoke Alarms: 1 Window Treatments: 1

Property Condition

Updated/Remodeled: 1

Building Style

Above Flood: Yes Stilt Column Height: Medium - 5Ft - 9Ft

Windows/Doors

Other Windows/Doors: 1

Vehicle Storage

Car(s): 1 Carport: 1 Covered Parking: 1 Garage: 1 Guest Parking: 1 RV Parking Open: 1 Attached: 1 Off Street Parking: 1 Trailer Storage: 1

Security

Patrolled Area: 1

Construction

CBS: 1

Land Size

Less Than 1/4 Acre: 1

Furnished

Furnished: 1

Utilities

Buyer to Verify: 1 Cable Available: 1 Community Swr Plant: 1 FKAA: 1

Title

Title Ins - Buyer: 1

Roof

Shingle Roof: 1

Financial Status

Standard Sale: Yes

Shutters

Panel: 1

Status Change Info

Status: Active

Property Features

Fee Includes: Water; None Tax Exemptions: None Waterfront: None Waterview: No Waterview Dockage: None Property Condition: Updated/Remodeled Vehicle Storage: Garage; Carport; Attached; Covered Parking; Guest Parking; Off Street Parking; RV Parking Open; Trailer Storage Furnished: Furnished Cooling: Ceiling Fans(s); Central Air Utilities: Buyer to Verify; Cable Available; Community Swr Plant; FKAA Interior Features: Pantry; Smoke Alarms; Window Treatments Appliances: Dishwasher; Dryer; Microwave; Range; Refrigerator; Washer Construction: CBS Shutters: Panel Floor: Tile Roof: Shingle Roof Pets: Pets Allowed Neighborhood Feature: Airstrip; Beach; Bike Paths; Community Boat Ramp; Tennis Courts Security: Patrolled Area Land Size: Less Than 1/4 Acre Title: Title Ins - Buyer

Listing Office: Ocean Sotheby's International

Last Updated: December - 14 - 2025

The data relating to real estate for sale on this web site comes in part from the Florida Keys MLS, Inc. Information provided is deemed reliable but not guaranteed. All properties are subject to prior sale, change or withdrawal. The information being provided is for consumers’ personal, non-commeral use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. IDX data is deemed reliable but is not guaranteed accurate by the MLS.