438 12TH Street #7B
MLS® #RLS20077196
Listing by Brown Harris Stevens Residential Sales LLC
3
Bedrooms
3.5
Baths
1,877
Sq. Ft.
1920
Year Built
Quick Summary
Property Highlights
- Outdoor Space: Terrace
- Fireplace: 1 fireplace
- Climate Control: Wall Units
Property Details
Description
438 12th Street, PHB at The Ansonia Clockworks: A Rare Brooklyn Penthouse Offering
Presenting a truly unique opportunity to own a magnificent duplex penthouse in the coveted Ansonia Clockworks building in South Slope. This exceptional 3-bedroom, 2.5-bathroom
home spans 1,877 square feet and features over 1,200 square feet in 3 private outdoor terraces, offering a one-of-a-kind living experience in Brooklyn.
With three exposures-west, south, and east-this penthouse is bathed in natural light throughout the day, providing stunning views of the Hudson River, the Statue of Liberty, and sweeping vistas of downtown Manhattan and Brooklyn. The apartment's layout takes full advantage of these captivating views, creating a bright and airy atmosphere throughout the home.
The expansive living and dining areas are perfect for both entertaining and everyday living. Large windows frame panoramic city views, while the layout offers a seamless flow between spaces. The living area is complemented by a wood-burning fireplace, adding warmth and character to the modern design.
The kitchen is a chef's dream, fully equipped with top-of-the-line appliances. It features a Sub-Zero refrigerator and a Miele dishwasher, creating a truly professional-grade cooking space.
Upstairs, the spacious primary suite is a true retreat, offering serene views and direct access to one of the private terraces. The suite is equipped with ample closet space, including a walk-in closet, and an en-suite bathroom designed as a personal spa with a Jacuzzi soaking tub. The central air conditioning with separate control ensures comfort year-round.
Two additional well-appointed bedrooms share access to the home's other terraces, with each room offering plentiful storage and a bright, open feel. A versatile home office or nursery provides additional flexibility for your needs.
Outside, the 1,200+ square feet of terraces provide endless possibilities for entertaining, gardening, or enjoying quiet moments with the city skyline as your backdrop. These private outdoor spaces offer direct views of downtown Manhattan, the Hudson River, and beyond, making it an ideal location for al fresco dining, lounging, or simply soaking in the atmosphere of South Brooklyn.
The Ansonia Clockworks is a boutique building that blends historic charm with modern amenities. With just a few residences per floor, the building offers an intimate, private living experience. The well-maintained building features a doorman (available from 8:00 PM to 11:00 PM), live-in super, elevator service, and a beautifully landscaped European-style courtyard.
Dogs and cats are welcome, making this a pet-friendly home.
Conveniently located in South Slope, you are just a few blocks from Prospect Park, 3 blocks from the F train, and within easy reach of the vibrant shopping and dining destinations on 7th and 8th Avenues. Additionally, this home is zoned for PS 107.
Key Features:
- 1,877 square feet of interior living space with over 1,200 square feet of private outdoor terraces
- 3 bedrooms, 2.5 bathrooms with expansive views of the Hudson River, Statue of Liberty, downtown Manhattan, and Brooklyn
- Three exposures (west, south, east) ensuring abundant natural light throughout the day
- Spacious living and dining areas with panoramic city views and wood-burning fireplace
- Chef's kitchen with Sub-Zero refrigerator, Miele dishwasher, and GE stove
- Primary suite with walk-in closet, en-suite bath (Jacuzzi tub, no rain shower), and private terrace access
- Two additional bedrooms with ample storage and terrace access
- Expansive outdoor space ideal for entertaining, lounging, and dining
- Full-time doorman (8:00 PM to 11:00 PM), elevator building, live-in super, and beautifully landscaped courtyard
- Pet-friendly (dogs and cats allowed)
- Zoned for PS 107
- Convenient to Prospect Park (5 blocks), F train (3 blocks), and a wealth of local amenities
- Capital Assessment: $589.23 through 2026
This penthouse is a rare find in South Slope, offering an exceptional living experience with expansive interiors, private outdoor space, and breathtaking views. Don't miss the opportunity to make this one-of-a-kind residence your home.
Features & Amenities
Interior Features
Exterior Features
Building Amenities
Building Information
Financial Details
About Park Slope
View All Park Slope ListingsPark Slope is a well-known Brooklyn neighborhood, recognized for its tree-lined streets and preserved brownstones. Bordering the western edge of Prospect Park, the neighborhood offers convenient access to green space. The real estate market features a mix of historic townhouses, cooperatives, and modern condominiums, within walking distance of the park.
Park Slope Live Market Data
View NeighborhoodActive Listings
70
Median Asking Price
$1.73M
Median $/Sqft
$1,376
Avg Days on Market
N/A
New This Week
12
Price Reduced
17%
Sold (30 Days)
24
Median Sale Price
$1.75M
Live data from RLS at REBNY • Updated 3/14/26, 5:02 PM EST
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Location
438 12TH Street #7B, Park Slope, Kings County
Floor Plans
Listing Data
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Market Data
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Listing Courtesy of Brown Harris Stevens Residential Sales LLC - David E Perry
Listing Contact: (212) 588-5697
Listing information for certain New York City properties provided courtesy of the Real Estate Board of New York's Residential Listing Service (the "RLS"). The information contained in this listing has not been verified by the RLS and should be verified by the consumer. The listing information provided here is for the consumer's personal, non-commercial use. Retransmission, redistribution or copying of this listing information is strictly prohibited except in connection with a consumer's consideration of the purchase and/or sale of an individual property. This listing information is not verified for authenticity or accuracy and is not guaranteed and may not reflect all real estate activity in the market. ©2026 The Real Estate Board of New York, Inc., all rights reserved. This advertisement does not suggest that the broker has a listing in this property or properties or that any property is currently available.
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RLS Data display by Keller Williams NYC. Data last updated on 3/14/2026 at 9:02 PM UTC