Milton Coste

Licensed Real Estate Associate Broker

(917) 416-7433

SOLD FOR $790,000

Listed at $775,000 · Sold 1.9% above asking · Closed April 25, 2019

427 15TH Street #4C
Closed For Sale Co-op

$775,000

427 15TH Street #4C

Park Slope, Brooklyn

427 15th St

MLS® #RLS10518641

RLS at REBNY

Listing by The Corcoran Group

2

Bedrooms

1

Bath

N/A

Sq. Ft.

1900

Year Built

Quick Summary

Bedrooms 2
Bathrooms 1
Year Built 1900
Ownership Co-op
Maintenance $702/mo
Neighborhood Park Slope
Floor 4 of 4

Property Highlights

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

Property Details

Type Co-op
Ownership Stock Cooperative
Total Rooms 4
Baths 1 Full
Floor 4 of 4
Exposure North,South
Cooling Window Units
Pets Yes
Cross Street 8th Avenue & Prospect Park West
Year Built 1900
Architectural Style Prewar
Parcel # 01103-0066-00427-000-000004C

Listing History

Event Date Price Change
Listed Jan 23, 2019 $775,000 -
Currently Apr 27, 2026 $775,000 -

Description

427 15th Street ~ 4CThis sun drenched, magical penthouse home boasts a new modern kitchen with custom millwork, marble counters, breakfast bar, and top of the line stainless appliances. Its pre-war vibe is enhanced by hardwood floors and exposed brick throughout. The brand new windowed spa bathroom with its heated floors and Toto fixturing is serene and luxurious. Enjoy sunsets and picnicking al fresco on your spectacular exclusive 700 square foot roof deck. Views of the city and Prospect Park will break your heart!427 15th Street is a pet friendly pre-war co-op located on a lovely tree lined park block, and right around the corner from the F/G trains as well as the commercial districts on Prospect Park West and on 7th Ave. The unit comes with a dedicated storage space in the basement. The co-op is well-maintained, with no underlying mortgage, low monthlies and plenty of allocated storage and bike storage too.

Features & Amenities

Interior Features

Building Washer Dryer Install Allowed Common Area

Exterior Features

Building Garden Building Roof Deck Rooftop

Building Information

Financial Details

Maintenance $702/mo
Sale Price $790,000

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

$1,376

Avg Days on Market

N/A

New This Week

14

Price Reduced

17%

Sold (30 Days)

21

Median Sale Price

$1.67M

Live data from RLS at REBNY • Updated 4/27/26, 7:13 PM EST

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Location

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427 15TH Street #4C, Park Slope, Kings County • Near 8th Avenue & Prospect Park West

Floor Plans

Floor Plan 1

Building Information

Official NYC property records for this building

1909
Year Built
117 years old
4
Floors
16
Residential Units
R6B
Zoning District
Walk-Up Apartments Historic District: Park Slope Historic District Extension

Tax & Assessment

Assessed Value: $789,300
Land Value: $62,550
Exemptions: $4,580

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

Lot Area: 4,450 SF
Building Area: 12,556 SF
Built FAR: 2.82
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 $702 per month. Confirm the exact amount with the listing broker before making an offer.

This property has 2 bedrooms and 1 full bathroom.

According to MLS records, the building was constructed in 1900, making it approximately 126 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.

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: RLS10518641
First Listed: 1/23/2019
Closed: 4/25/2019
Contract Date: 1/23/2019

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 4/27/2026 at 11:13 PM UTC

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