Milton Coste

Licensed Real Estate Associate Broker

(917) 416-7433

SOLD FOR $1,250,000

· Closed December 5, 2013

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

$1,250,000

$781 per sq ft

443 12TH Street #1B

Park Slope, Brooklyn

ANSONIA WAREHOUSE

MLS® #RLS10052291

RLS at REBNY

Listing by The Corcoran Group

2

Bedrooms

2

Baths

1,600

Sq. Ft.

1920

Year Built

Quick Summary

Bedrooms 2
Bathrooms 2
Living Area 1,600 sq ft
Year Built 1920
Ownership Co-op
Maintenance $1,173/mo
Neighborhood Park Slope
Floor 1 of 5

Property Highlights

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

Property Details

Type Co-op
Ownership Stock Cooperative
Total Rooms 5
Baths 2 Full
Floor 1 of 5
Exposure South
Cooling Window Units
Pets Yes
Cross Street 7th Avenue & 8th Avenue
Year Built 1920
Living Area 1,600 sq ft
Architectural Style Prewar
Parcel # 01096-0050-00443-000-000001B

Listing History

Event Date Price Change
Listed Oct 3, 2013 $1,235,000 -
Currently May 4, 2026 $1,250,000 +1.2%

Description

Stunning and sexy! This loft like two bedroom, two bath coop is spectacular in every way. Originally a warehouse for the Ansonia Clock Factory, it was converted into coops in 1981. This home offers a unique melding of modern finishes with rustic steel beams and columns with the warmth of wood and majestic ceiling heights.Enter the large eat in kitchen which has been stylishly renovated complete with granite counters, custom cabinetry, Thermador stove and stainless steel appliances. Up one flight you will find a second bedroom with built ins, ample closets space and a large storage area.Walk down the solid wood and steel rail staircase to the expansive living area. The ceiling height here is 24 feet allowing for tons of light and the openness one finds in a Soho loft. The living room is large enough to have three distinct areas; one for hanging out and watching movies, another area as a living room, and lastly an area for a home office. The master suite has modern concrete floors, a beautifully renovated bathroom with glass tiles and tons of closet and storage space. This apartment also has a large laundry room on the level.Located in the coveted Ansonia Warehouse in Park Slope, one and half blocks to Prospect Park, all the trendy shops, restaurants and boutiques that Park Slope is famous for.

Features & Amenities

Interior Features

Building Washer Dryer Install Allowed

Exterior Features

Building Roof Deck Building Terrace Rooftop

Building Information

Financial Details

Maintenance $1,173/mo
Original Price $1,235,000
Sale Price $1,250,000
Previous Price $1,235,000

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

111

Median Asking Price

$1.71M

Median $/Sqft

$1,377

Avg Days on Market

N/A

New This Week

17

Price Reduced

15%

Sold (30 Days)

23

Median Sale Price

$1.59M

Live data from RLS at REBNY • Updated 5/4/26, 4:13 PM EST

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Location

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

Floor Plans

Floor Plan 1
Floor Plan 2

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 $1,173 per month. Confirm the exact amount with the listing broker before making an offer.

This property has 2 bedrooms and 2 full bathrooms.

The listed interior living area is 1,600 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 $1,250,000 for 1,600 sq ft, the asking price per square foot is approximately $781. 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: RLS10052291
First Listed: 10/3/2013
Price Changed: 12/6/2013
Closed: 12/5/2013
Contract Date: 12/10/2013

Listing Courtesy of The Corcoran Group - Maryanne Farrell

Listing Contact: (917) 304-6154

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 5/4/2026 at 8:13 PM UTC

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