For Sale · Listing by Coldwell Banker Warburg
900 PARK Avenue #5B
Upper East Side, Manhattan
$4,750,000
900 PARK Avenue #5B
MLS® #RLS20117962
Listing by Coldwell Banker Warburg
- 2
- Bedrooms
- 3
- Baths
- 1,890
- Sq. Ft.
- 1973
- Year Built
Quick Summary
Property Highlights
- Views: City, Park Greenbelt, Skyline
- Exposure: East facing
- Climate Control: Other
Property Details
Listing History
| Event | Date | Price | Change |
|---|---|---|---|
| Listed | Sep 29, 2026 | $4,750,000 | - |
| Currently | Oct 2, 2026 | $4,750,000 | - |
Description
Positioned on the northwest corner of 79th Street and Park Avenue, The Park 900 is home to one of Park Avenue's finest condominiums. This beautifully designed two-bedroom residence with a den and eat-in kitchen, measuring approximately 1,900 square feet, wraps the corner of 79th Street and Park Avenue, offering 16 windows and an abundance of beautiful southern light throughout the day. A gracious entry foyer welcomes you into the residence and leads to a spectacular corner, loft-like living and dining room. The chef's eat-in kitchen features a suite of top-of-the-line appliances by Viking, Sub-Zero, Wolf, and Gaggenau, elegant soapstone countertops, and extensive glass cabinetry. The kitchen is further enhanced by a washer and dryer and a wine refrigerator. The luxurious primary suite features a generous walk-in closet, and a spa-like en-suite bathroom designed with Annabelle Selldorf's signature glass tiles. The bath includes a large soapstone soaking tub, walk-in shower with dual showerheads, and a double vanity. The second bedroom offers a walk-in closet and an en-suite bathroom with a combined soaking tub and shower. Currently configured as a library/home office, the versatile den can easily function as a third bedroom if desired. A beautifully appointed powder room completes the residence. The Park 900 is a full-service condominium offering an exceptional array of amenities and conveniences, including a 24-hour doorman and concierge, a newly renovated fitness center and residents' lounge, a beautifully landscaped circular driveway with porte-cochère entrance completes this pet-friendly, pied-à-terre-friendly building and there is on-site garage.
Features & Amenities
Interior Features
Exterior Features
Building Amenities
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
314
Median Asking Price
$1.77M
Median $/Sqft
$1,570
Avg Days on Market
N/A
New This Week
20
Price Reduced
26%
Sold (30 Days)
47
Median Sale Price
$1.48M
Live data from RLS at REBNY • Updated 10/2/26, 9:08 AM EST
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Location
900 PARK Avenue #5B, Upper East Side, New York County
Virtual Tour
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 common charges are $4,362 per month. Confirm the exact amount with Milton Coste before making an offer.
This property has 2 bedrooms and 3 full bathrooms.
The listed interior living area is 1,890 square feet. Verify dimensions independently during due diligence.
According to MLS records, the building was constructed in 1973, making it approximately 53 years old.
This listing is a condominium. Buyers receive a deed to their individual unit and own their space outright, subject to condo association rules.
Pets are permitted at this property: Only owners may have dogs.,Building Pets Allowed Comments:Only owners may have dogs.. Contact Milton Coste for weight limits or breed restrictions.
At the current list price of $4,750,000 for 1,890 sq ft, the asking price per square foot is approximately $2,513. 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 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 Coldwell Banker Warburg - Lisa Ellen Chajet
Listing Contact: (917) 940-2854
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 10/2/2026 at 1:08 PM UTC
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Sale history, taxes, violations and comps for this unit
Before you bid
Pre-Offer Report: 900 PARK Avenue #5B
At $4,750,000, 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 East Side Market Update
47 sales last 30 days · $1.77M median · 6.7 months supply
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Quick Facts
Monthly Costs Estimate
$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 $3M to $4,999,999 at 1.50%, applied to the whole purchase price. It is due in cash at closing and cannot be financed.
Estimated mansion tax at asking
$71,250
Estimate based on the asking price. Confirm your own obligation with your real estate attorney.
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