850 PARK Avenue #6B
MLS® #RLS10482805
Listing by Stribling & Associates
2
Bedrooms
0.5
Baths
3,250
Sq. Ft.
1924
Year Built
Quick Summary
Property Highlights
- Fireplace: Wood-burning or decorative fireplace
- Style: Prewar architecture
- Character: Pre-war building (1924)
Property Details
Listing History
| Event | Date | Price | Change |
|---|---|---|---|
| Listed | May 21, 2018 | $6,250,000 | - |
| Currently | May 13, 2026 | $6,000,000 | -4.0% |
Description
IN CONTRACT - Grandly-scaled but welcoming rooms make this beautiful, completely renovated home exceptional. 3,000 plus square feet, Apartment 6B flows seamlessly, offering separate entertaining and private spaces. A large hexagonal gallery opens into an almost 25-foot square living room with a fireplace. The living room, formal dining room and a handsome corner library are enfilade. A powder room is accessible from the gallery. 6B has approximately 10 foot ceilings, unusually large windows, and herringbone floors throughout. Two ample bedrooms, each have their own bath and well-appointed closets. A large eat-in cook's kitchen encourages gatherings and includes a banquette that can seat up to six for an informal meal. A light filled and finished office, facing north on 77th street, provides workspace for two. Additionally, an attractive maid's room with a fully renovated bathroom is located just outside the apartment off the back landing. 850 Park Avenue is a distinguished, white-glove pre-war cooperative located between 76th and 77th Streets. Built in 1914, the twelve-story building was designed by Rouse & Goldstone. The cooperative is pet-friendly and has a gym. The architects are responsible for other notable cooperatives such as 1107 Fifth Avenue. There is a flip tax of 2.5% to be paid by the purchaser. Apt. 6B: -Venetian plaster walls & other high-end finishes -Storage bin transfers with unit (approx. 5x7x9) -3,000 plus square feet -Wood burning fireplace -Renovated maids room with bath, trades with the unit (external) -RE taxes comprise 53% of the maintenance for apt 6B (2016) Building: -42 residential units in the cooperative -12 stories -Time Warner Cable or Fios -24/7 Doorman with fifteen in staff -No summer work rules -Pet friendly -Renovated gym -Laundry room -Flip Tax 2.5%, to be paid by the purchaser -Showings M-F -30% financing
Features & Amenities
Interior Features
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
340
Median Asking Price
$1.70M
Median $/Sqft
$1,500
Avg Days on Market
N/A
New This Week
25
Price Reduced
28%
Sold (30 Days)
43
Median Sale Price
$1.60M
Live data from RLS at REBNY • Updated 5/13/26, 4:31 PM EST
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Location
850 PARK Avenue #6B, 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)
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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.
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Frequently Asked Questions
Common questions about this property
The current listed monthly maintenance are $7,249 per month. Confirm the exact amount with the listing broker before making an offer.
This property has 2 bedrooms and 4 full bathrooms and 1 half bathroom.
The listed interior living area is 3,250 square feet. Verify dimensions independently during due diligence.
According to MLS records, the building was constructed in 1924, making it approximately 102 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.
At the current list price of $6,000,000 for 3,250 sq ft, the asking price per square foot is approximately $1,846. This figure is for reference only and may differ from appraised or assessed values.
To schedule a private showing, contact Milton Coste at (917) 416-7433 or [email protected]. 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 Stribling & Associates - Cornelia Zagat Eland
Listing Contact: (917) 734-0229
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 5/13/2026 at 8:31 PM UTC