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Sold for $1,310,000
  • $1,310,000

    640 9th St, Key Colony Beach, FL 33051

    3beds
    1,596sqft
    Half Duplex
    Built in 1988
    3,920 Square Feet Lot
    $1,327,900 Zestimate®
    $821/sqft
    $5,711 Estimated rent

    Home value

    $1,327,900

    $1.26M - $1.39M

    $5,711/mo

    Zestimate® history
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    What's special

    East facing waterfrontStilted half duplexFour bathroomsMetal roofThree bedroomsHeated and chilled poolAir conditioned cabana room
    Welcome to this inviting east facing, waterfront, stilted half duplex in Key Colony Beach, offering three bedrooms, four bathrooms, and nearly 1,600 square feet of interior living space. With 37.5 feet of concrete seawall, step down wooden dock with concrete pilings, heated and chilled pool, and a spacious concrete patio for lounging and entertaining, this property is perfectly designed for the Keys lifestyle. Peace of mind features include metal roof, Hardie board siding, recently upgraded impact windows and doors, and a 2020 AC. A generous carport and driveway provide ample parking, along with a downstairs enclosure that features a full convenience bathroom, air conditioned cabana room, and a one car garage for storage of toys and gear. Saltillo tile flows throughout the first level, where you will find an open concept great room with soaring ceilings that connect the kitchen, dining, and living areas. Enjoy indoor to outdoor living from the large covered second floor patio ideal for al fresco meals, morning coffee, or watching stunning sunrises over the canal. The newly renovated primary bathroom showcases a spacious step-in tiled shower, quartz topped vanity, and elegant gold finishes. A comfortable guest bedroom and bathroom are conveniently located on the same level, with laundry in the hallway closet. Upstairs, the loft offers a third bedroom and full bathroom with plank flooring, creating a private retreat for guests or family. Your Key Colony Beach haven awaits. The City of Key Colony Beach offers its own police department, City Hall, tennis and pickleball courts, dog park, nine hole par three golf course, two playgrounds, and two new restaurants opening soon. Enjoy the walkable island lifestyle and the best of coastal living here!

    Zillow last checked:

    Listing updated:

    Listed by:

    Karen D Raspe 305-393-9010,

    Ocean Sotheby's International,

    Ally Kelley 727-459-0493,

    Ocean Sotheby's International

    Bought with:

    Nate Bartlett, 358818989

    Berkshire Hathaway HomeServices Keys Real Estate

    Source: FLKMLS,MLS#: 617620MLS Logo

    Facts & features

    Interior

    Bedrooms & bathrooms
    • Bedrooms: 3
    • Bathrooms: 4
    • Full bathrooms: 4
    Cooling
    • Central Air, Ceiling Fans(s)
    Appliances
    • Included: Washer, Dryer, Dishwasher, Refrigerator, Range, Microwave, Stainless Steel Appliance(s)
    Features
    • Granite Counters, Storage
    • Flooring: Tile
    • Furnished: Yes
    Interior area
    • Total structure area: 1,596
    • Total interior livable area: 1,596 sqft

    Property

    Parking
    • Parking features: Attached, Open, RV Access/Parking, Storage
    • Has attached garage: Yes
    • Has uncovered spaces: Yes
    Features
    • Patio & porch: Open Porch/Balcony, Patio
    • Has private pool: Yes
    • Pool features: In Ground, Concrete, Decked
    • Fencing: Privacy
    • On waterfront: Yes
    Lot
    • Size: 3,920 Square Feet
    • Dimensions: 37.5 X 110
    Details
    • Parcel number: 00075170000100
    • Zoning: R-2A - Key Colony Two Family

    Construction

    Type & style
    • Home type: SingleFamily
    • Property subtype: Half Duplex
    Materials
    • CBS
    Condition
    • Updated/Remodeled
    • New construction: No
    • Year built: 1988

    Utilities & green energy

    • Utilities for property: Cable Available

    Community & HOA

    Community
    • Features: Community Boat Ramp, Beach, Bike Paths
    • Security: Security Guard
    • Subdivision: Key Colony Beach (53.5)
    HOA
    • Has HOA: No
    • Services included: None
    Location
    • Region: Key Colony Beach

    Financial & listing details

    • Price per square foot: $821/sqft
    • Tax assessed value: $880,727
    • Annual tax amount: $8,412
    • Date on market: 12/6/2025

    Price history

    DateEventPrice
    3/4/2026Sold$1,310,000-6.4%$821/sqft
    Source: FLKMLS #617620 Report a problem
    2/24/2026Pending sale$1,400,000$877/sqft
    Source: FLKMLS #617620 Report a problem
    1/23/2026Contingent$1,400,000$877/sqft
    Source: Key West AOR #617620 Report a problem
    12/6/2025Listed for sale$1,400,000+3.6%$877/sqft
    Source: FLKMLS #617620 Report a problem
    6/16/2022Sold$1,352,000$847/sqft
    Source: Public Record Report a problem
    4/17/2022Contingent$1,352,000$847/sqft
    Source: FLKMLS #600605 Report a problem
    4/16/2022Listed for sale$1,352,000+145.8%$847/sqft
    Source: FLKMLS #600605 Report a problem
    6/24/2016Sold$550,000+89.7%$345/sqft
    Source: Public Record Report a problem
    5/5/1999Sold$290,000$182/sqft
    Source: Public Record Report a problem

    Public tax history

    YearProperty taxesTax assessment
    2025$8,762 -2.3%$880,727 +0.1%
    2024$8,972 -1.1%$879,992 -0.9%
    2023$9,068 +33.6%$888,245 +45.2%
    2022$6,788 +12.4%$611,813 +10%
    2021$6,036 +5%$556,194 +1.7%
    2020$5,747 $546,802 +0.3%
    2019$5,747 +2.1%$545,358 +13.6%
    2018$5,627 +14.4%$480,230 -0.7%
    2017$4,916 +1.7%$483,803 -2.8%
    2016$4,832 -6.3%$497,566 +9.1%
    2015$5,157 $456,007
    Find assessor info on the county website

    Neighborhood: 33051

    Nearby schools

    GreatSchools rating
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    Estimated market value
    $1,327,900
    Get a cash offer in 3 minutes
    Find out how much your home could sell for in as little as 3 minutes with a no-obligation cash offer.
    Estimated market value
    $1,327,900