For Sale · Listing by Brown Harris Stevens Residential Sales LLC
186 RIVERSIDE Drive #9B
Upper West Side, Manhattan
$2,150,000
186 RIVERSIDE Drive #9B
MLS® #RLS20118363
Listing by Brown Harris Stevens Residential Sales LLC
Open House Scheduled
Sunday, October 4 • 12:00 PM – 2:00 PM
REBNY 2025: signed Buyer Representation Agreement required before any showing.
- 2
- Bedrooms
- 2.5
- Baths
- N/A
- Sq. Ft.
- 1928
- Year Built
Quick Summary
Property Highlights
- Climate Control: Other
- Character: Pre-war building (1928)
Property Details
Listing History
| Event | Date | Price | Change |
|---|---|---|---|
| Listed | Sep 30, 2026 | $2,150,000 | - |
| Currently | Sep 30, 2026 | $2,150,000 | - |
Description
An exceptional Prewar Classic Six residence awaits its next chapter. The perfect balance is felt as you enter the gracious foyer and discover a large walk-in coat closet and grand entrances to the entertaining rooms. Charming prewar details include high beamed ceilings and pristine original wood flooring throughout. A separate hallway leads to two enormous bedrooms with en-suite baths and huge walk-in closets. The primary bedroom has two beautifully quiet exposures with views along the trees and townhouses of West 91st Street towards West End Avenue. All rooms face east or north, assuring abundant light throughout the day. This home shows beautifully with freshly skim coated and painted walls, while the kitchen awaits your forever home design. There is a staff room with its own bathroom that makes for a wonderful home office or nursery. Washer/dryer can be installed with board approval. Located directly across from one of the most picturesque entrances to the park, 186 Riverside Drive is a well-run cooperative with sound finances and a top-notch staff. Pied-a-terre use is not permitted. The building has a new gym, laundry room, bike room and all new storage units. Mail is delivered to your door daily.
Features & Amenities
Interior Features
Exterior Features
Building Amenities
Building Information
Financial Details
About Upper West Side
View All Upper West Side ListingsThe Upper West Side (UWS) is celebrated for its cultural richness and architectural grandeur. Set between Central Park and Riverside Park, the neighborhood provides direct access to green space within the urban grid. Residents enjoy easy access to Lincoln Center, the American Museum of Natural History, and a popular culinary scene. The real estate landscape is famous for its historic brownstones and iconic 'white-glove' apartment buildings along Central Park West and Riverside Drive.
Upper West Side Live Market Data
View NeighborhoodActive Listings
533
Median Asking Price
$1.60M
Median $/Sqft
$1,575
Avg Days on Market
N/A
New This Week
23
Price Reduced
21%
Sold (30 Days)
76
Median Sale Price
$1.47M
Live data from RLS at REBNY • Updated 9/30/26, 4:51 PM EST
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Location
186 RIVERSIDE Drive #9B, Upper West Side, New York 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 $3,183 per month. Confirm the exact amount with Milton Coste before making an offer.
This property has 2 bedrooms and 2 full bathrooms and 1 half bathroom.
According to MLS records, the building was constructed in 1928, making it approximately 98 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: Pets Allowed,Building Pets Allowed Comments:Pets Allowed. 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 Brown Harris Stevens Residential Sales LLC - Roger Gillen
Listing Contact: (212) 967-5073
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 9/30/2026 at 8:51 PM UTC
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Sale history, taxes, violations and comps for this unit
Before you bid
Pre-Offer Report: 186 RIVERSIDE Drive #9B
At $2,150,000, 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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Upper West Side Market Update
76 sales last 30 days · $1.60M median · 7 months supply
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Quick Facts
Monthly Costs Estimate
$430,000
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 $2M to $2,999,999 at 1.25%, applied to the whole purchase price. It is due in cash at closing and cannot be financed.
Estimated mansion tax at asking
$26,875
Estimate based on the asking price. Confirm your own obligation with your real estate attorney.
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