SOLD FOR $9,000,000
· Closed March 16, 2018
830 PARK Avenue #9/10A
MLS® #RLS10479399
Listing by Sotheby's International Realty, Inc.
3
Bedrooms
4
Baths
N/A
Sq. Ft.
1913
Year Built
Quick Summary
Property Highlights
- Fireplace: Wood-burning or decorative fireplace
- Style: Prewar architecture
- Character: Pre-war building (1913)
Property Details
Listing History
| Event | Date | Price | Change |
|---|---|---|---|
| Listed | Mar 16, 2018 | $9,500,000 | - |
| Currently | May 14, 2026 | $9,000,000 | -5.3% |
Description
830 Park Avenue is situated in the heart of New York?s fabled East Side. It is near fine shops, restaurants and museums. Residence: This nine room duplex has been beautifully designed and renovated. It is refined, dignified and in excellent taste; appropriate as a background for traditional or modern furnishings. The home was featured in House and Gardens magazine. A grand entrance foyer with wood burning fireplace leads to the living room, library with fireplace, and a large and well proportioned dining room with a fireplace. The custom eat in kitchen is large and well designed. It is a beautiful kitchen, fully equipped to prepare for large parties and family living. The adjacent staff area has a laundry and bathroom. A grand staircase leads upstairs to a hall, three bedrooms each with large remodeled bathrooms; and a spacious dressing room adjoining the master bedroom.
Features & Amenities
Interior Features
Exterior Features
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
341
Median Asking Price
$1.67M
Median $/Sqft
$1,498
Avg Days on Market
N/A
New This Week
20
Price Reduced
28%
Sold (30 Days)
41
Median Sale Price
$1.59M
Live data from RLS at REBNY • Updated 5/14/26, 4:14 AM EST
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Location
830 PARK Avenue #9/10A, 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 $7,269 per month. Confirm the exact amount with the listing broker before making an offer.
This property has 3 bedrooms and 4 full bathrooms.
According to MLS records, the building was constructed in 1913, making it approximately 113 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.
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 Sotheby's International Realty, Inc. - Leila Stone
Listing Contact: (212) 606-7663
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 5/14/2026 at 8:14 AM UTC