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$2,275,000 Just Listed
Property Description
Welcome to your dream island retreat in Key Colony Beach! Featuring a BRAND NEW metal roof installed in May 2026, this exquisite above-flood, fully renovated Bill Ellison-built home offers 2,001 sq ft of upscale coastal living and peace of mind. Built in 1999 and ideally located on highly sought-after 12th Street, this boater's paradise provides quick and easy access to both the Gulf and Atlantic. Designed for entertaining and relaxation, the outdoor living space is exceptional. A spacious 15x15 tiki hut creates the perfect island gathering spot, while the expansive covered patio overlooks a stunning new 12x25 heated/chilled pool complete with a tranquil fountain feature. Boating enthusiasts will appreciate the 80 feet of deep-water concrete dockage, a 36-foot step-down wooden dock, and a convenient fish cleaning station. Inside, soaring 11-foot vaulted ceilings and luxury vinyl plank flooring create a bright, open atmosphere throughout. The beautifully renovated kitchen showcases elegant Dolomite countertops, under-counter island lighting, and brand-new stainless steel appliances. A spacious laundry room includes a new large-capacity washer and dryer for added convenience. Each of the three generously sized bedrooms features its own private ensuite bathroom. The primary suite is a true retreat, offering room for a sitting area, a large custom walk-in closet, and a luxurious ensuite bath featuring Carrera marble in the shower. Additional highlights include a 24x22 two-car garage, outdoor storage shed, dedicated boat trailer parking, and additional parking for two vehicles in front of the garage. For those seeking investment potential, Key Colony Beach allows 7-night vacation rentals, making this property an excellent opportunity for income-producing use. Plus, you're just a short stroll from Sunset Park where you can enjoy breathtaking Keys sunsets year-round.
Full Property Details
Full Property Details for 641 12th St
General
- Price: $2,275,000
- Taxes: $15,111 (2025)
- Status: Active
- Type: Single Family
- Source: 927
- MLS ID: 619873
- Updated: Today (5/13/2026)
- Added to Site: Today
Interior
- Interior Features: Walk-in Closet(s), Built-in Cabinets, Cathedral Ceilings, Drapes/Blinds Incl, Smoke Alarms, Split Bedroom
- Appliances: Stainless Steel Appliance(s), Dishwasher, Dryer, Freezer, Microwave, Oven, Range, Refrigerator, Washer
- Flooring: Vinyl
Rooms
Bathrooms
- Total Bathrooms: 3
- Full Bathrooms: 3
Bedrooms
- Total Bedrooms: 3
Other Rooms
- Laundry: Laundry Room
Additional Information
- Shared Amenities: Bike Paths, Beach
- Pool: Yes
- Pool Description: Heated, In Ground, Fiberglass
- Security/Safety: Patrolled Area
Exterior
- Exterior Features: Lighting, Chickee Hut, Fencing, Storage
- Deck/Patio: Open Porch/Balcony
- Porch/Patio/Deck: Open Porch/Balcony
Parking
- Garage: Yes
- Parking Features: Open, Garage Door Opener
Location
- Area: 17 - Vaca Cut - Both Sides Holiday Inn/Key Colony
- County: Monroe
- Subdivision: Coury Sub (53.5)
Community
- Assoc. Fees Include: None
- Pets Allowed: Yes
Heating & Cooling
- Central air: Yes
- Air Conditioning: Yes
- Cooling Type: Central Air, Ceiling Fans(s)
Structural Information
- Architectural Style: Above Flood
- Construction Status: Updated/Remodeled
- Construction: CBS
- Roof: Tile
- Windows/Doors: Aluminum Windows, Single Hung Windows, Sliding Glass Doors, Shutters
- Square Feet: 2,001
- Sq. Ft. Source: Property Data Card
- Year Built: 1999
- Property Condition: Updated/Remodeled
Lot Features
- Property View: Canal
- Lot Size (Acres): 0.22
- Lot Size (Sq. Ft.): 9,600
- Lot Size Source: Property Data Card
- Lot Dimensions: 80 x 120
- Zoning: R-1B - Key Colony Single Family
Water Features
- Water Front: Yes
- Water View: Yes
- Water Front Desc.: Canal Front
Financial Considerations
- Tax Amount: $15,111.18
- Tax Year: 2025
- Terms: Cash, Conventional, VA Loan, FHA
Disclosures and Reports
- Legal Description: Lt 23 Coury Subdivision Pb7-13 Key Colony Lot 23 Or802-477 Or802-1704 Or886-5 Or886-7 Or1526-2191 Or1582-2211 Or3192-171
- Flood Zone: AE
- APN: 79871002300
Listed by LPT Realty, LLC, Katie Grace Carrillo (305) 879-2543
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Schools
Schools serving 641 12th St
School District:Monroe County School District, Middle Torch Key, FL
| Name | Grades | Distance |
|---|---|---|
Stanley Switlik Elementary School 3400 Overseas Highway, Marathon, FL 33050 | PK-5 | 4.3 mi |
Marathon School 350 Sombrero Beach Road, Marathon, FL 33050 | 6-12 | 3.5 mi |
Disclaimer:
School attendance boundaries provided by ATTOM Data Solutions and are for reference only. Contact the school directly to verify enrollment eligibility.
Price & Sales History for 641 12th St
Date
Details
Price
Change
Source
5/13/2026
Listed
$2,275,000
33.82%
MLS
7/21/2023
Sold
$1,700,000
—
Public Record
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
Tax History
Tax History for 641 12th St
Year
Property Taxes
Change
Tax Assessment
Change
2024
$14,460
—
$1,570,685
8%
2024
$14,460
87%
$1,458,796
84%
2023
$7,744
4%
$793,023
3%
2022
$7,455
-1%
$769,926
3%
2021
$7,531
—
$747,501
1%
2021
$7,531
-1%
$737,181
—
2019
$7,609
-6%
$739,370
-6%
2018
$8,068
15%
$783,617
6%
2017
$6,994
6%
$739,641
14%
2016
$6,576
-3%
$647,617
-2%
2015
$6,788
7%
$659,853
10%
2014
$6,343
3%
$599,867
6%
2013
$6,148
—
$565,400
—
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
Estimate the Cost
Estimate the Cost for 641 12th St
641 12th Street, Key Colony Beach, FL 33051 (MLS# 619873) is a Single Family property with 3 bedrooms and 3 full bathrooms. 641 12th Street is currently listed for $2,275,000 and was received on May 13, 2026. Want to learn more about 641 12th Street? Do you have questions about finding other Single Family real estate for sale in Key Colony Beach? You can browse all Key Colony Beach real estate or contact a Coldwell Banker agent to request more information.
