Milton Coste

Licensed Real Estate Associate Broker

(917) 416-7433

SOLD FOR $1,725,000

Listed at $1,785,000 · Sold 3.4% below asking · Closed May 13, 2021

443 12TH Street #1H
Closed For Sale Co-op

$1,785,000

$975 per sq ft

443 12TH Street #1H

Park Slope, Brooklyn

ANSONIA WAREHOUSE

MLS® #RLS10685076

RLS at REBNY

Listing by The Corcoran Group

3

Bedrooms

2

Baths

1,830

Sq. Ft.

1920

Year Built

Quick Summary

Bedrooms 3
Bathrooms 2
Living Area 1,830 sq ft
Year Built 1920
Ownership Co-op
Maintenance $1,242.09/mo
Neighborhood Park Slope
Floor 1 of 5

Property Highlights

  • Exposure: North,West facing
  • Outdoor Space: Building Terrace, Rooftop
  • Style: Prewar architecture

Property Details

Type Co-op
Ownership Stock Cooperative
Total Rooms 7
Baths 2 Full
Floor 1 of 5
Exposure North,West
Cooling Wall Units
Pets Yes
Cross Street 7th Avenue & 8th Avenue
Year Built 1920
Living Area 1,830 sq ft
Architectural Style Prewar
Parcel # 01096-0050-00443-000-000001H

Listing History

Event Date Price Change
Listed Sep 28, 2020 $1,850,000 -
Currently Apr 25, 2026 $1,785,000 -3.5%

Description

443 12TH ST, 1H WITH PARKING ON THE BLOCK Authentic Brick and Beam loft at the coveted Ansonia Storage Warehouse. This unique duplex space lives like a house and spans over 1800 square feet on both levels. The upper level of the loft has 13'7" ceiling heights and is home to the master suite, an additional bedroom and a dynamic study/sleeping loft. The ?floating" master suite is exceptional with its framed glass transoms, sliding barn door, exposed brick, and ample closet space. The additional bedroom/study is an open space that is tied in aesthetically to its accompanying loft space. Ascend the ship ladder and enjoy an elevated reading space ? or for kids, their own dedicated gaming area. The open plan living room is surrounded by incredible floor to ceiling storage. One closet even has a home office tucked away. A full spa bath on this floor completes the picture. Loft like details include: hardwood oak floors, exposed brick and beams, cable-railing, columns and mezzanine spaces. One level down is the centerpiece of the space, the cooks' kitchen. This renovated kitchen has unique geranium color millwork, Pietra Cardosa stone countertops and top-of-the-line appliances. It opens up to a contemporary dining area and a large, additional family room. This level is home to another cozy bedroom and new full spa bath and full sized laundry. A short elevator ride to the 5th floor will transport you to the building?s finished roof deck with unobstructed, breathtaking views of the Manhattan skyline and the Statue of Liberty. The roof space is finished with new couches, new picnic tables, a garden, and grills for casual, al fresco dining. 443 12th Street is a professionally managed pet friendly elevator building. This turn of the century authentic loft building is known for its relaxed atmosphere and close knit community. Ideally situated with short walks to the F train, Prospect Park, the Wednesday farmers market at Bartel-Pritchard Square and delightful South Slope shopping and dining.

Features & Amenities

Interior Features

Den Entrance Foyer Building Washer Dryer Install Allowed Common On Floor

Exterior Features

Building Roof Deck Building Terrace Rooftop

Appliances

Dryer Washer

Building Information

Financial Details

Maintenance $1,242.09/mo
Original Price $1,850,000
Sale Price $1,725,000

Park 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 Neighborhood

Active Listings

110

Median Asking Price

$1.70M

Median $/Sqft

$1,376

Avg Days on Market

N/A

New This Week

15

Price Reduced

16%

Sold (30 Days)

23

Median Sale Price

$1.66M

Live data from RLS at REBNY • Updated 4/25/26, 11:25 AM EST

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Location

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443 12TH Street #1H, Park Slope, Kings County • Near 7th Avenue & 8th Avenue

Floor Plans

Floor Plan

Building Information

Official NYC property records for this building

1909
Year Built
117 years old
5
Floors
36
Residential Units
R6B
Zoning District
Elevator Apartments Historic District: Park Slope Historic District Extension

Tax & Assessment

Assessed Value: $2,515,500
Land Value: $198,450
Exemptions: $25,190

Note: Individual unit taxes may differ. Verify current tax bills with NYC DOF.

Lot Area: 8,500 SF
Building Area: 42,500 SF
Built FAR: 5
Allowed FAR: 2

Source: NYC PLUTO (Primary Land Use Tax Lot Output), NYC Department of City Planning (data.cityofnewyork.us)

Want help estimating ownership costs or understanding building compliance? Let's discuss

Frequently Asked Questions

Common questions about this property

The current listed monthly maintenance are $1,242.09 per month. Confirm the exact amount with the listing broker before making an offer.

This property has 3 bedrooms and 2 full bathrooms.

The listed interior living area is 1,830 square feet. Verify dimensions independently during due diligence.

According to MLS records, the building was constructed in 1920, making it approximately 106 years old.

This listing is a co-op (stock cooperative). Buyers purchase shares in a corporation rather than real property, and the board must approve all sales.

Pets are permitted at this property. Contact the listing broker for weight limits or breed restrictions.

At the current list price of $1,785,000 for 1,830 sq ft, the asking price per square foot is approximately $975. This figure is for reference only and may differ from appraised or assessed values.

To schedule a private showing, contact Milton Coste at (917) 416-7433 or mcoste@kwnyc.com. Per REBNY guidelines effective 2025, a Buyer Representation Agreement is required before a buyer's broker can show you properties. You may attend open houses independently without one.

Have a question not answered here?

(917) 416-7433
MLS® ID: RLS10685076
First Listed: 9/28/2020
Price Changed: 2/5/2021
Closed: 5/13/2021
Contract Date: 11/2/2020

Listing Courtesy of The Corcoran Group - Jessica Buchman

Listing Contact: (917) 579-8641

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.

Broker Commission Disclosure: Broker commissions are not set by law and are fully negotiable.

Buyer Notice: Planning to work with a buyer's broker? A Buyer Representation Agreement is required before your broker can show you properties, per REBNY/UCBA guidelines (effective 2025). You may attend open houses independently without one.

RLS at REBNY

RLS Data display by Keller Williams NYC. Data last updated on 4/25/2026 at 3:25 PM UTC

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