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Pending · Listing by Sothebys International Realty
1155 Park Avenue #10SW
Upper East Side, Manhattan
$9,750,000
1155 Park Avenue #10SW
MLS® #RLS20085701
Listing by Sothebys International Realty
- 5
- Bedrooms
- 4.5
- Baths
- N/A
- Sq. Ft.
- 1915
- Year Built
Quick Summary
Property Highlights
- Views: City, Skyline
- Exposure: East,North,South,West facing
- Fireplace: 1 fireplace
Property Details
Listing History
| Event | Date | Price | Change |
|---|---|---|---|
| Listed | Apr 21, 2026 | $9,750,000 | - |
| Currently | Oct 3, 2026 | $9,750,000 | - |
Description
Perfectly positioned on a high floor, this fully renovated 11-room corner apartment at 1155 Park Avenue has five-bedrooms, four-and-a-half baths, and benefits from abundant sunlight and open exposures over Park Avenue and East 92nd Street. A semi-private elevator landing enters into an expansive gallery that highlights the apartment’s gracious room proportions and captivating ceiling heights. The oversized living room faces west and has scale that allows for several seating areas. Three oversized windows overlooking Park Avenue allow for sunlight throughout the day. A set of pocket-doors leads to the adjacent formal dining room which has open exposures from two large, west-facing windows overlooking Park Avenue. The apartment’s suite of entertaining rooms is completed by a library located at the end of the gallery. The well-proportioned corner library has open southern and eastern exposures from three large windows. The gallery also has a well-placed powder room. The apartment’s windowed, eat-in kitchen is accessed through a set of double-doors to the left of the gallery. The kitchen is outfitted with elevated appliances, including a Wolf range and wall oven as well as a Sub-Zero refrigerator in addition to extensive custom cabinetry and ample counterspace throughout. Completing the house-like feeling, is the apartment’s den adjacent to the kitchen. This versatile space works well for casual entertaining or relaxation and features custom millwork bookcases and storage. Privately located apart from the apartment’s four additional bedrooms, the serene primary bedroom has two walk-in closets in addition to millwork storage. It also features two large windows with open southern and western exposures. The primary bedroom also has a renovated ensuite bathroom with a double-sink vanity. The apartment’s four additional bedrooms are located along an expansive hallway. The first bedroom enjoys large south facing windows, two closets, with one being a walk-in, as well as access to a renovated shared bath that connects to the second bedroom. The second bedroom also has large south facing windows as well as walk-in closet. The third bedroom along this hallway is generously scaled and benefits from large south facing windows, two walk-in closets, as well as an ensuite, renovated windowed bathroom. The remaining bedroom has two north facing windows as well as easy access to a renovated hall bath. Additional features of this fully renovated apartment include a combination of central and through-the-wall air conditioning, 10’2 ceilings, as well as a dedicated, windowed laundry room ideally located along the bedroom hallway. Built in 1915 by Bing & Bing, 1155 Park Avenue is a sought-after Robert T. Lyons designed prewar cooperative in the heart of Carnegie Hill. Shareholders benefit from a full-time doorman, a live-in Resident Manager, a fitness center, bicycle storage, laundry facilities, and private storage. The cooperative permits pets, 40% financing, and there is a 2.5% flip tax.
Features & Amenities
Interior Features
Building Amenities
Appliances
Building Information
Financial Details
About Upper East Side
View All Upper East Side ListingsThe Upper East Side remains the gold standard for classic New York elegance. Known for 'Museum Mile' and its low-traffic, tree-lined streets, the neighborhood offers a refined lifestyle away from the midtown bustle. While famous for its historic cooperatives, the area has seen a recent surge in ultra-luxury new construction condos, particularly along the Second Avenue Subway corridor, making it a top choice for both traditionalists and modern buyers.
Upper East Side Live Market Data
View NeighborhoodActive Listings
316
Median Asking Price
$1.77M
Median $/Sqft
$1,550
Avg Days on Market
N/A
New This Week
20
Price Reduced
27%
Sold (30 Days)
48
Median Sale Price
$1.48M
Live data from RLS at REBNY • Updated 10/3/26, 5:42 AM EST
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Location
1155 Park Avenue #10SW, Upper East 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 $12,581 per month. Confirm the exact amount with Milton Coste before making an offer.
The current listed annual property tax is $0, or roughly $0 per month. Verify the current assessment with your attorney before closing.
This property has 5 bedrooms and 4 full bathrooms and 1 half bathroom.
According to MLS records, the building was constructed in 1915, making it approximately 111 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: UnitYes,Building Pets Allowed Comments:Yes, upon approval.. 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 Sothebys International Realty - Amanda Cannon Goldworm
Listing Contact: (212) 606-7660
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 10/3/2026 at 9:42 AM UTC
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Upper East Side Market Update
48 sales last 30 days · $1.77M median · 6.6 months supply
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Quick Facts
Monthly Costs Estimate
$1,950,000
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 $5M to $9,999,999 at 2.25%, applied to the whole purchase price. It is due in cash at closing and cannot be financed.
Estimated mansion tax at asking
$219,375
Estimate based on the asking price. Confirm your own obligation with your real estate attorney.
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