420 11th Street, Key Colony, FL 33051

$2,949,000

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Property Type: Residential Bedrooms: 6 Baths: 4 Square Footage: 3,392 Lot Size (sq. ft.): 8,250 Status: Active

Current Price: $2,949,000 List Date: 7/03/2026 Last Modified: 7/08/2026

Overview

Description

Welcome to your waterfront retreat in the heart of Key Colony Beach. Perfectly positioned on a deep-water canal with 75' of concrete dockage, this spacious 6-Bed, 4-Bath residence offers the ideal blend of island living, boating convenience, and exceptional investment potential. Designed to comfortably accommodate family and guests, the property features a unique floor plan with a 4-Bedroom, 2-Bath main residence and an attached ground level 2-Bedroom, 2-Bath guest quarters, providing flexibility for multi-generational living, entertaining, or maximizing rental income. Soaring ceilings and abundant natural light enhance the open living area, while impact-rated windows and doors provide peace or mind. A highlight of the home is the expansive screened porch overlooking the sparkling pool and tranquil canal. Outside, the resort-style backyard is built for enjoying the Florida Keys lifestyle. Relax in the heated pool and spa, soak up the sun on multiple lounge areas, or dine outdoors while ... (Read more)

Listing Details MLS# 620520

Location, Tax & Legal

Street #: 420
Street Name: 11th
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
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 #: 1082473
Parcel #: 00076710-000000
Zoning: R-2A - Key Colony Two Family
Deed Restrictions: Unknown
Legal: BK 11 LOT 55 KEY COLONY BEACH FIRST ADDN AMENDED PLAT PB4-11 SHELTER KEY
Taxes: 25465.56
Tax Year: 2025
Pub Sewer HkUp: Yes

Contract Information

Listing Board: Key West Association
As is Rght to Inspct: Yes
Species List: No

General Property Description

Realtor.COM Type: Residential - Single Family
Style: Duplex
Waterfront: Yes
Control Depth: 5
Pool: Yes
Year Built: 1983
Total Units: 2
Lot SqFt: 8250
Lot Sqft Source: Property Data Card
Acres: 0.19
Living Apx SqFt: 3392
SqFt Source: Property Data Card
Total Bedrooms: 6
Full Baths: 4
Total Baths: 4
Rentals Allowed: With Restrictions
Min Rental Days: 7

Association Info

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

License Info

# of City License: 2

More Information

Dockage

Dock Length: 75
Dock: Concrete
Seawall: Concrete
Boat Lift: Yes

Building Style

Above Flood: Unknown
Stories: 2 Stories

Vehicle Storage

Car(s): 4+
Garage: Yes
Attached: Yes
Off Street Parking: Yes

Pool Info

Heated: Yes
In Ground: Yes
Decked: Yes

Remarks & Misc

Remarks – Consumer: Welcome to your waterfront retreat in the heart of Key Colony Beach. Perfectly positioned on a deep-water canal with 75' of concrete dockage, this spacious 6-Bed, 4-Bath residence offers the ideal blend of island living, boating convenience, and exceptional investment potential. Designed to comfortably accommodate family and guests, the property features a unique floor plan with a 4-Bedroom, 2-Bath main residence and an attached ground level 2-Bedroom, 2-Bath guest quarters, providing flexibility for multi-generational living, entertaining, or maximizing rental income. Soaring ceilings and abundant natural light enhance the open living area, while impact-rated windows and doors provide peace or mind. A highlight of the home is the expansive screened porch overlooking the sparkling pool and tranquil canal. Outside, the resort-style backyard is built for enjoying the Florida Keys lifestyle. Relax in the heated pool and spa, soak up the sun on multiple lounge areas, or dine outdoors while watching the boats cruise by. The expansive patio offers plenty of seating for gathering with family and friends, while the 75-foot concrete seawall accommodates boats up to approximately 35 feet. From your dock, you'll enjoy quick boating access to the Atlantic Ocean in just minutes, with nearby Vaca Cut providing convenient access to the Gulf. Additional features include a garage, ample storage, low-maintenance tropical landscaping, and plenty of room for everyone to enjoy. Located in the sought-after island community of Key Colony Beach, you're just moments from waterfront dining, golf, pickleball, walking paths, Sunset Park, marinas, and Middle Keys attractions. Whether you're searching for a luxury primary residence, second home, or an established investment property, this canal-front oasis checks every box.
Directions: At mile marker 53.5, turn on to Sadowski Causeway, turn right on West Ocean Dr, turn right on 11th St. Address is 420 & 430 11th St. Property is on right side, paver drive.

Fee Includes

None: Yes

Tax Exemptions

None: Yes

Appliances

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

Pets

Pets Allowed: Yes

Cooling

Ceiling Fans(s): Yes
Central Air: Yes
Ductless: Yes

Waterfront

Canal Front: Yes

Waterview

Canal View: Yes

Floor

Tile: Yes

Neighborhood Feature

Beach: Yes
Bike Paths: Yes
Tennis Courts: Yes
Other Area Features: Yes

Interior Features

Bar: Yes
Built-in Cabinets: Yes
Cathedral Ceilings: Yes
Granite Counter Top: Yes
Walk-in Closet(s): Yes

Specialty Rooms

Laundry Room: Yes

Windows/Doors

Impact Rstnce Doors: Yes
Impact Rstnce Window: Yes

Security

Patrolled Area: Yes

Construction

CBS: Yes
Stucco: Yes

Land Size

Less Than 1/4 Acre: Yes

Furnished

Negotiable: Yes

Terms

Cash: Yes
Conventional: Yes

Utilities

Buyer to Verify: Yes
Cable Available: Yes
FKAA: Yes
Municipal Sewer: Yes

Porch/Balcony

Patio: Yes
Screened P/B: Yes

Title

Negotiable: Yes

Exterior Features

Fencing: Yes
Hot Tub: Yes

Roof

Metal Roof: Yes

Property Features

Fee Includes: None Tax Exemptions: None Waterfront: Canal Front Waterview: Canal View Dockage: Boat Lift Vehicle Storage: Garage; Attached; Off Street Parking Furnished: Negotiable Cooling: Ceiling Fans(s); Central Air; Ductless Utilities: Buyer to Verify; Cable Available; FKAA; Municipal Sewer Interior Features: Bar; Built-in Cabinets; Cathedral Ceilings; Granite Counter Top; Walk-in Closet(s) Specialty Rooms: Laundry Room Appliances: Dishwasher; Dryer; Microwave; Oven; Range; Refrigerator; Stainless Steel Appliance(s); Washer Exterior Features: Fencing; Hot Tub Pool Info: In Ground; Decked Construction: CBS; Stucco Floor: Tile Roof: Metal Roof Pets: Pets Allowed Neighborhood Feature: Beach; Bike Paths; Tennis Courts; Other Area Features Security: Patrolled Area Land Size: Less Than 1/4 Acre Terms: Cash; Conventional Title: Negotiable

Documents

Elevation Certificate ›

Survey ›

Listing Office: Coldwell Banker Schmitt Real Estate Co

Last Updated: July - 08 - 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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