581 12Th Street, Key Colony, FL 33051

$2,299,000

Property Type: Residential Bedrooms: 4 Baths: 2 Square Footage: 1,800 Lot Size (sq. ft.): 9,600 Status: Active

Current Price: $2,299,000 List Date: 9/07/2026 Last Modified: 9/07/2026

Overview

Description

Set along the water in sought-after Key Colony Beach, this 4-bedroom, 2-bath home captures everything buyers love about the Florida Keys--boating, a private pool, generous outdoor living space, and a strong history as a successful vacation rental. Inside, the layout is comfortable and inviting, with an open kitchen featuring abundant cabinetry, expansive countertops, and bar seating that flows naturally into the dining and living areas. Four bedrooms provide plenty of room for family and guests, while the primary suite enjoys its own bath and access to a covered outdoor deck. A dedicated laundry area adds everyday convenience. The outdoor spaces are the real highlight. The waterfront backyard is designed for the Keys lifestyle, with a private swimming pool, spacious pool deck, covered entertaining area, outdoor shower, tropical landscaping, and plenty of room to relax after a day on the water. The property also offers substantial canal frontage with a seawall, dockage, and a boat ... (Read more)

Listing Details MLS# 621230

Location, Tax & Legal

Street #: 581
Street Name: 12Th
Street Suffix: Street
Key/Island: Key Colony
State/Province: FL
Zip Code: 33051
County: Monroe
Subdivision: Coury Sub (53.5)
Area: 17 - Vaca Cut - Both Sides Holiday Inn/Key Colony
City: KEY COLONY
Off Shore Island: No
Mile Marker: 53.5
Marathon Neighborhood: N/A
Side: Ocean
Flood Zone: AE-7
Alternate Key #: 8553668
Parcel #: 00079871-002000
Zoning: R-1A - Key Colony Single Family
Deed Restrictions: Unknown
Legal: LOT 20 COURY SUBDIVISION PB7-13 KEY COLONY
Taxes: 9092.9
Tax Year: 2025
Pub Sewer HkUp: Yes

Contract Information

Listing Board: Marathon/Lower Keys
As is Rght to Inspct: Yes
Potential Short Sale: No
Bank Owned: No
Species List: No

General Property Description

Realtor.COM Type: Residential - Single Family
Style: Single Family
Waterfront: Yes
Control Depth: 4
Pool: Yes
Year Built: 1982
Lot SqFt: 9600
Lot Sqft Source: Property Data Card
Acres: 0.22
Living Apx SqFt: 1800
SqFt Source: Property Data Card
Total Bedrooms: 4
Full Baths: 2
Total Baths: 2
Rentals Allowed: Yes
Min Rental Days: 7
Total Units: 0

Association Info

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

Dockage

Dock: Wood
Boat Lift: Yes

More Information

Building Style

Above Flood: No

Vehicle Storage

Car(s): 3
Garage: Yes
Auto Door Opener: Yes
Off Street Parking: Yes

Financial Status

Auction: No
Bank Owned: No
Potential Short Sale: No
Standard Sale: Yes

Remarks & Misc

Remarks – Consumer: Set along the water in sought-after Key Colony Beach, this 4-bedroom, 2-bath home captures everything buyers love about the Florida Keys--boating, a private pool, generous outdoor living space, and a strong history as a successful vacation rental. Inside, the layout is comfortable and inviting, with an open kitchen featuring abundant cabinetry, expansive countertops, and bar seating that flows naturally into the dining and living areas. Four bedrooms provide plenty of room for family and guests, while the primary suite enjoys its own bath and access to a covered outdoor deck. A dedicated laundry area adds everyday convenience. The outdoor spaces are the real highlight. The waterfront backyard is designed for the Keys lifestyle, with a private swimming pool, spacious pool deck, covered entertaining area, outdoor shower, tropical landscaping, and plenty of room to relax after a day on the water. The property also offers substantial canal frontage with a seawall, dockage, and a boat lift, creating an easy setup for boaters. From here, enjoy convenient access toward both the Gulf and Atlantic for fishing, diving, snorkeling, and days on the water. Back at home, cool off in the pool, lounge along the canal, or gather beneath the covered lower-level entertaining space. Additional features include a metal roof, covered parking and storage areas, mature tropical landscaping, and multiple outdoor spaces that make the home especially well suited for full-time living, a family getaway, or continued vacation rental use. With its 4-bedroom layout, private pool, dockage, boat lift, outdoor shower, and established rental history, this waterfront home offers a wonderful opportunity to enjoy the best of Key Colony Beach.
Directions: US-1 to Sadowski Causeway into Key Colony Beach. Continue on Sadowski Causeway, turn left onto 12th Street, and follow to 581 12th Street.

Fee Includes

None: Yes

Tax Exemptions

Homestead: Yes

Appliances

Dishwasher: Yes
Microwave: Yes
Oven: Yes
Range: Yes
Refrigerator: Yes
Stainless Steel Appliance(s): Yes

Pets

Pets Allowed: Yes

Cooling

Ceiling Fans(s): Yes
Central Air: Yes

Waterfront

Canal Front: Yes

Waterview

Canal View: Yes

Floor

Tile: Yes

Interior Features

Cathedral Ceilings: Yes
Pantry: Yes
Storage: Yes

Specialty Rooms

Laundry Room: Yes

Windows/Doors

Glass Doors: Yes
Sash/Screen Window: Yes
Sliding Glass Doors: Yes

Construction

CBS: Yes

Land Size

Less Than 1/4 Acre: Yes

Furnished

Negotiable: Yes

Utilities

Elect Separate Meter: Yes
FKAA: Yes
Municipal Sewer: Yes
Water Separate Meter: Yes

Porch/Balcony

Patio: Yes
Screened P/B: Yes

Exterior Features

Outdoor Shower: Yes

Pool Info

In Ground: Yes

Roof

Shingle Roof: Yes

Property Features

Fee Includes: None Tax Exemptions: Homestead Waterfront: Canal Front Waterview: Canal View Dockage: Boat Lift Vehicle Storage: Garage; Auto Door Opener; Off Street Parking Furnished: Negotiable Cooling: Ceiling Fans(s); Central Air Utilities: Elect Separate Meter; FKAA; Municipal Sewer; Water Separate Meter Interior Features: Cathedral Ceilings; Pantry; Storage Specialty Rooms: Laundry Room Appliances: Dishwasher; Microwave; Oven; Range; Refrigerator; Stainless Steel Appliance(s) Exterior Features: Outdoor Shower Pool Info: In Ground Construction: CBS Floor: Tile Roof: Shingle Roof Pets: Pets Allowed Land Size: Less Than 1/4 Acre

Listing Office: Coldwell Banker Schmitt Real Estate Co.

Last Updated: September - 07 - 2026

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.

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