Milton Coste

Licensed Real Estate Associate Broker

(917) 416-7433
9 PROSPECT Park W #1A

For Sale · Listing by Douglas Elliman Real Estate

9 PROSPECT Park W #1A

Park Slope, Brooklyn

$1,689,999

Interested in this property?
Active For Sale • Co-op

$1,689,999

9 PROSPECT Park W #1A

Park Slope, Brooklyn

MLS® #RLS20118863

RLS at REBNY

Listing by Douglas Elliman Real Estate

Open House Scheduled

Sunday, October 4 • 12:00 PM – 2:00 PM

REBNY 2025: signed Buyer Representation Agreement required before any showing.

2
Bedrooms
2
Baths
N/A
Sq. Ft.
1929
Year Built

Quick Summary

Bedrooms 2
Bathrooms 2
Year Built 1929
Ownership Co-op
Maintenance $3,753/mo
Neighborhood Park Slope
Floor 1 of 17

Property Highlights

  • Views: Park Greenbelt
  • Character: Pre-war building (1929)

Property Details

Type Co-op
Ownership Stock Cooperative
Total Rooms 4
Baths 2 Full
Floor 1 of 17
View Park Greenbelt
Pets Yes
Year Built 1929
Structure Type HighRise
Basement Other
Block/Lot 01068/0037

Listing History

Event Date Price Change
Listed Oct 2, 2026 $1,689,999 -
Currently Oct 4, 2026 $1,689,999 -

Description

p.p1 margin: 0.0px 0.0px 0.0px 0.0px; font: 13.0px 'Helvetica Neue' Built in 1929 and designed in the Venetian architectural style by Russell Boak and Hyman Paris, 9 Prospect Park West is one of Park Slope's most distinguished pre-war buildings. Located at the prominent corner of Prospect Park West and President Street directly across from Prospect Park, this elegant 17-story building sits on a 100' x 100' corner lot and is known for its classic pre-war construction. Residents enjoy a full-service lifestyle with a 24-hour doorman, live-in superintendent, bike room, and (future) gym, all just minutes away Grand Army Plaza, Prospect Park Greenmarket, Brooklyn Museum, Brooklyn Public Library, and the 2, 3, B, and Q subway lines. This brand-new beautifully renovated two-bedroom, two-bathroom open-concept residence features wide oak flooring and modern designer finishes throughout. This home also boasts a private side entrance directly onto President Street as well as numerous windows that make this beautiful space bright and sunny. The spacious east-facing living room offers three large windows and a charming reading nook, while the dining area sits just off the chef's kitchen. The impressive kitchen features deluxe GE Profile stainless steel appliances including a five-burner gas range with a designer hood, counter depth refrigerator and dishwasher along with wrap around quartz countertops, gourmet island with seating, marble subway tile backsplash, and a Miele washer and dryer. The primary bedroom suite offers north and east exposures, a large closet, and an en-suite bathroom with stand-up shower & bench seat, rain showerhead, mosaic tile flooring, and subway tile walls. The second full bathroom features marble tile and a soaking tub. A rare opportunity to own a thoughtfully renovated home in one of Park Slope's premier Prospect Park buildings.

Features & Amenities

Interior Features

Building None Washer Hookup In Unit

Exterior Features

Private Outdoor Space Over60 Sqft

Building Amenities

Elevators

Building Information

Building Data View Compliance & Permits
Total Units 1
Stories 17
Structure HighRise

Financial Details

Maintenance $3,753/mo

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

103

Median Asking Price

$1.75M

Median $/Sqft

$1,323

Avg Days on Market

N/A

New This Week

16

Price Reduced

11%

Sold (30 Days)

26

Median Sale Price

$1.70M

Live data from RLS at REBNY • Updated 10/4/26, 8:23 AM EST

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Location

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9 PROSPECT Park W #1A, Park Slope, Kings County

Floor Plans

Floor Plan 1

Building Information

Official NYC property records for this building

1929
Year Built
97 years old
17
Floors
41
Residential Units
R8X
Zoning District
Elevator Apartments

Tax & Assessment

Assessed Value: $8,874,000
Land Value: $229,950
Exemptions: $11,150

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

Lot Area: 9,750 SF
Building Area: 120,000 SF
Built FAR: 12.31
Allowed FAR: 6.02

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 $3,753 per month. Confirm the exact amount with Milton Coste before making an offer.

This property has 2 bedrooms and 2 full bathrooms.

According to MLS records, the building was constructed in 1929, making it approximately 97 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 Milton Coste for weight limits or breed restrictions.

To schedule a private showing, contact Milton Coste at (917) 416-7433 or milton@miltoncoste.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: RLS20118863
First Listed: 10/2/2026
On Market: 10/2/2026
Price Changed: 10/2/2026
Contract Date: 10/2/2026

Listing Courtesy of Douglas Elliman Real Estate - Peter Mancini

Listing Contact: 9179165126

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 10/4/2026 at 12:23 PM UTC

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Milton Coste - NYC Real Estate Broker

Milton Coste

Licensed Real Estate Associate Broker

Keller Williams NYC

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Sale history, taxes, violations and comps for this unit

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Park Slope Market Update

26 sales last 30 days · $1.75M median · 4 months supply

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New listings in this neighborhood

Quick Facts

Status Active Type Co-op Neighborhood Park Slope Borough Brooklyn
County Kings
Floor 1 of 17
Year Built 1929
First Listed 10/2/2026
Maintenance $3,753/mo

Monthly Costs Estimate

Down Payment 20%

$338,000

Interest Rate Loading...

Source: Freddie Mac PMMS

Loan Term 30 years

Est. Monthly Payment

$0

Principal & Interest $0
PMI (under 20% down) $0
Maintenance $3,753
Total Monthly $0

Estimates only. Consult a lender for exact figures.

Mansion tax applies at this price point

New York State charges the buyer a mansion tax on residential purchases at $1,000,000 or more. At this asking price the tier is $1M to $1,999,999 at 1.00%, applied to the whole purchase price. It is due in cash at closing and cannot be financed.

Estimated mansion tax at asking

$16,900

Run the numbers on a different offer price

Estimate based on the asking price. Confirm your own obligation with your real estate attorney.

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