520 12th St Key Colony, FL $ 2,350,000
520 12th St
$ 2,350,000
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520 12th St

Key Colony, FL, 33051
$ 2,350,000
Bedrooms2 Baths2.0 Sq 1,584

Monthly Estimate*

$ 14,469

520 12th St, Key Colony, FL 33051 - Image 1
520 12th St, Key Colony, FL 33051 - Image 2
520 12th St, Key Colony, FL 33051 - Image 3
520 12th St, Key Colony, FL 33051 - Image 4
520 12th St, Key Colony, FL 33051 - Image 5
520 12th St, Key Colony, FL 33051 - Image 6
520 12th St, Key Colony, FL 33051 - Image 7
520 12th St, Key Colony, FL 33051 - Image 8
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Single Family Home for sale in Key Colony, FL for $2,350,000 with 2 bedrooms and 2 full baths. This 1,584 square foot home was built in 1985.

Welcome to an exceptional island retreat in the heart of Key Colony Beach. This beautifully elevated single-family residence embodies refined coastal luxury, offering 3 bedrooms and 2 bathrooms, additional space with no detail overlooked. Thoughtfully renovated, the home features a new metal roof, impact-rated windows and doors, elegant LVT flooring, designer lighting, custom cabinetry, and exquisite Cambria quartz countertops throughout. Outdoors, the property transforms into a private resort. Lush tropical landscaping and ambient exterior lighting set the tone, while an outdoor shower, custom bar, and sparkling pool create the perfect setting for entertaining or unwinding in complete privacy. Boating enthusiasts will appreciate 75 feet of concrete dockage with a composite step-down system, seamlessly blending function with style. An expansive, titled upper deck offers a sophisticated space for gatherings, sunset cocktails, and elevated island living. Ideally positioned just moments from the iconic Sunset Park, this residence delivers a rare combination of luxury, lifestyle, and location. A truly turnkey opportunity to own a distinguished piece of paradise in Key Colony Beach. Schedule your private showing today.

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Single Family Active

Price

$ 2,350,000

Bedrooms

2

Full Bath

2

Property Type

Single Family

Taxes

$ 14,635

Style

Year Built

1985

Town/City

Key Colony

County/Region

Monroe

MLS | Web ID

A11972821

Features
General
Sewer Public Sewer
Heating None
Cooling Central Air
Possession Close Of Escrow
Roof Metal
Appliances Dryer Dishwasher Electric Range Microwave Refrigerator Washer
Garage Spaces 1
Patio/Porch Features Balcony Open Patio
Architectural Style One Story
Pool Features Fiberglass Pool
Restrictions No Restrictions
Construction Materials Block
Year Built 1985
View Canal
Stories Count 1
Property Subtype Single Family Residence
Tax Year 2025
Waterfront Features Canal Front
Community Features Other See Remarks
County Monroe
Property Type Residential
Subdivision Name KEY COLONY BEACH 2ND ADD
Facing Direction Southwest
Garage Y/N true
Total Rooms 0
Full Baths 2
Special Listing Conditions Listed As-Is
Status Active
Directions Follow Overseas Highway to Marathon. Take a left at Key Colony Beach/Sadowski Causeway. Follow the road to Ocean Drive. Take a right. Proceed to 12th Street. Take a right. The home is on the right.
City Key Colony
Senior Community Y/N false
Zoning Description R-1A
MLS Area 98 Florida Keys
Lot Size Units Square Feet
Lot Size Square Feet 8250
Listing Terms Cash Conventional
Year Built Details Effective Year Built
Tax Annual Amount 14635
MLS Area Minor Other Geographic Area (Out Of Area Only)
Lease Considered Y/N false
Virtual Tour https://www.propertypanorama.com/instaview/mia/A11972821
Standard Status Active
Occupancy Type Call Agent
Property Sub Type Additional Single Family Residence
Legal Description BK 12 N 62.5 FT LT 55 AND S 12.5 FT LT 54 KEY COLONY BEACH SECOND ADDN PB4-94 SHELTER KEY OR186-480 OR452-463 OR909-1625 OR910-96 OR1268-140
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Interior
Interior Amenities Second Floor Entry
Flooring Laminate Tile
Air Conditioning Y/N true
Heating Y/N false
Window Features Impact Glass
Half Baths 0
Total Bedrooms 2
Total Baths 2
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Exterior
Exterior Amenities Balcony Patio
Parking Features Driveway
Lot Features < 1/4 Acre
Water Source Public
Lot Size Area 8250
Building Area Total 4326
Frontage Length 75
Waterfront Y/N true
Covered Spaces 1
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* Excluded Features
List By
Florida Keys Real Estate Group

Broker

duckkeyfl7@gmail.com

Email

Affordability Calculator

$15,689
Per Month
92%
8%
0%
Monthly Principal & Interest
$14,469
Monthly Property Taxes
$1,220
Monthly Home Insurance
--
Default based on a 30-year fixed rate of 6.25% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.
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Nearby
4827338 Elementary School
4827337 Middle School
Unknown High School High School
Pricing History
Date Price Price Change Description
2/26/2026 $2,350,000 Listed Price

Map


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520 12th St, Key Colony, FL, 33051 is a Single Family Home for sale at $2,350,000 with 1,584 sqft. 520 12th St has 2 bedrooms, 2.0 baths, and was built in 1985. The property's zip code is 33051 which is in Key Colony, FL