For Sale · Listing by Douglas Elliman Real Estate
9 PROSPECT Park W #1A
Park Slope, Brooklyn
$1,689,999
9 PROSPECT Park W #1A
MLS® #RLS20118863
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
Property Highlights
- Views: Park Greenbelt
- Character: Pre-war building (1929)
Property Details
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
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
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
9 PROSPECT Park W #1A, Park Slope, Kings County
Floor Plans
Building Information
Official NYC property records for this building
Tax & Assessment
Note: Individual unit taxes may differ. Verify current tax bills with NYC DOF.
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
Listing Data
RLS® at REBNY (Real Estate Board of New York) via Trestle API. Updated in real-time.
Building Data
NYC PLUTO (Primary Land Use Tax Lot Output), NYC Department of City Planning. Updated quarterly.
Market Data
RLS® at REBNY (Real Estate Board of New York). Live data updated in real-time.
Map & Location
OpenStreetMap contributors via Leaflet. Geocoding via Nominatim.
All data is provided for informational purposes only and should be independently verified. See our Data Sources Policy for more information.
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) 416-7433Listing 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 Data display by Keller Williams NYC. Data last updated on 10/4/2026 at 12:23 PM UTC
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Sale history, taxes, violations and comps for this unit
Before you bid
Pre-Offer Report: 9 PROSPECT Park W #1A
At $1,689,999, the listing leaves out what decides the offer: the recorded sale history, the tax and abatement picture, open building violations and permits, and the closed sales that set the price. Milton prepares the report from public records. Free, no obligation.
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Quick Facts
Monthly Costs Estimate
$338,000
Source: Freddie Mac PMMS
Est. Monthly Payment
$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
Estimate based on the asking price. Confirm your own obligation with your real estate attorney.
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