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  • Price cut: $300K (6/19)
    $1,275,000

    420 12th St Unit Cr 1, Brooklyn, NY 11215

    1beds
    --sqft
    Loading
    Coop
    Built in 1881
    -- sqft lot
    $1,245,300 Zestimate®
    $--/sqft
    $1,337/mo HOA

    What's special

    Serene waterfallExposed brick wallsBeautifully landscaped private courtyardPrivate outdoor terraceOriginal timber beamsHardwood floorsMature trees
    One-Bedroom Duplex at The Ansonia Court, Park Slope An exceptional opportunity to customize and transform this space tailored to your lifestyle. Welcome to this charming one-bedroom, one-bathroom duplex located in the highly sought-after Ansonia Court, one of Park Slope’s most distinctive and historic cooperative residences. This unique home features hardwood floors, exposed brick walls, original timber beams, and oversized windows that fill the space with natural light while showcasing the building’s historic character. The spacious living room opens directly onto a private outdoor terrace, creating the perfect setting for relaxing, entertaining, or enjoying your morning coffee. Originally constructed in 1881 as the headquarters of the Ansonia Clock Company, this architectural masterpiece was thoughtfully converted into cooperative residences in 1982. The building is centered around a beautifully landscaped private courtyard featuring mature trees, benches, and a serene waterfall, providing residents with a peaceful oasis in the heart of Park Slope. A rare opportunity to own a home that seamlessly blends historic charm, architectural significance, and modern living in one of Brooklyn’s most desirable neighborhoods.
    57 days
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    356
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    10
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    Zillow last checked:

    Listing updated:

    Listed by:

    Downtown Property Group LLC 718-809-5503,

    Christopher Polisano

    Source: StreetEasy,MLS#: S1831100

      Facts & features

      Interior

      Bedrooms & bathrooms
      • Bedrooms: 1
      • Bathrooms: 1
      • Full bathrooms: 1
      Rooms
      • Room types: Package Room
      Appliances
      • Included: Washer/Dryer
      Features
      • Flooring: Hardwood
      • Has fireplace: No

      Property

      Accessibility
      • Accessibility features: Wheelchair Access
      Features
      • Patio & porch: Other, Terrace
      • Exterior features: Courtyard, Garden, Terrace
      • Has view: Yes
      • View description: Garden
      Details
      • Special conditions: Resale

      Construction

      Type & style
      • Home type: Cooperative
      • Property subtype: Coop
      Condition
      • Year built: 1881

      Community & HOA

      Community
      • Subdivision: Park Slope
      HOA
      • Services included: Maintenance
      • HOA fee: $1,337 monthly
      Location
      • Region: Brooklyn

      Financial & listing details

      • Date on market: 6/2/2026

        Estimated market value

        $1,245,300

        $1.18M - $1.31M

        $4,493/mo

        Price history

        DateEventPrice
        6/19/2026Price change$1,275,000-19%
        Source: StreetEasy #S1831100 Report a problem
        6/2/2026Listed for sale$1,575,000
        Source: StreetEasy #S1831100 Report a problem

        Public tax history

        Tax history is unavailable.

        Monthly payment

        Estimated monthly payment$1,822
        All calculations are estimates and provided by Zillow, Inc. for informational purposes only. Actual amounts may vary.
        HOA fees may include property taxes on listings classified as Co-Ops. Contact the listing agent and/or owner for fee details.
        Mortgage interest rates are dependent on a number of factors, including credit score, down payment, and repayment length. Interest rate data provided by Zillow Group Marketplace, Inc. as of 1/1/1970 from various mortgage lenders with which we have lead or other similar arrangements; the Estimated Payment is an average of those rates.
        See how much you could borrow to make a competitive offer.

        Climate risks

        Neighborhood: Park Slope

        Getting around

        97 / 100
        Walker's Paradise
        88 / 100
        Very Bikeable

        Nearby schools

        GreatSchools rating

        A local agent can set up tours, give advice and negotiate with sellers.

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