Milton Coste

Licensed Real Estate Associate Broker

(917) 416-7433

SOLD FOR $1,375,000

· Closed June 24, 2025

170 E 90TH Street #1W
Closed For Sale Co-op

$1,375,000

$1,375 per sq ft

170 E 90TH Street #1W

Carnegie Hill, Manhattan

MLS® #RLS11007670

RLS at REBNY

Listing by Brown Harris Stevens Residential Sales LLC

2

Bedrooms

2

Baths

1,000

Sq. Ft.

1920

Year Built

Quick Summary

Bedrooms 2
Bathrooms 2
Living Area 1,000 sq ft
Year Built 1920
Ownership Co-op
Maintenance $1,531/mo
Neighborhood Carnegie Hill
Floor 1 of 5

Property Highlights

  • Outdoor Space: Patio
  • Fireplace: 2 fireplaces
  • Style: WalkUp architecture

Property Details

Type Co-op
Ownership Stock Cooperative
Total Rooms 6
Baths 2 Full
Floor 1 of 5
Cooling Window Units
Pets Yes
Year Built 1920
Living Area 1,000 sq ft
Architectural Style WalkUp
Basement Other
Parcel # 1518-0042-00170-000-000001W
Block/Lot 01824/0016

Listing History

Event Date Price Change
Listed Sep 9, 2024 $1,675,000 -
Price Reduced Jun 24, 2025 $1,495,000 -10.7%
Currently Apr 28, 2026 $1,375,000 -8.0%

Description

NEW PRICE!

This six room duplex apartment offers the prospective Owner a number of possibilities for living and working, depending on their needs. As currently utilized, the upper level contains the primary Bedroom and Bath, an eat-in Kitchen with a working fireplace, a Dining area, and a Living room with working fireplace. The lower level (which has its own entrance) encompasses an additional two rooms, plus a full bathroom and closet. There is lots of closet space in the apartment, and a separate locked storage compartment located just outside the apartment on the lower floor.

The apartment contains a Washer/Dryer, in-window Air Conditioners, ceiling fans, and lots of architectural touches throughout. And, as a bonus, there is a private outside terrace to complete the picture of a cozy, flexible home. Almost like townhouse living at a fraction of the cost!

Nicely situated between Lexington and Third Avenues, this location is perfect for an Upper East Side lifestyle. Carnegie Hill has a charming village-like atmosphere. Everything you need - including some of the best schools in the City - is within an easy distance. Central Park, Museum Mile, Asphalt Green, and the 92nd Street Y are all nearby, and the public transportation on the 4,5,6, and Q lines can get you anywhere in New York in minutes.

Features & Amenities

Interior Features

Building None Washer Hookup In Unit Fireplace (2)

Exterior Features

Building Roof Deck Private Outdoor Space Over60 Sqft Patio

Building Information

Building Data View Compliance & Permits
Total Units 10
Stories 5
Style WalkUp

Financial Details

Maintenance $1,531/mo
Original Price $1,675,000
Sale Price $1,375,000
Previous Price $1,495,000

Carnegie Hill is a low-traffic residential section of the Upper East Side defined by proximity to Central Park and Museum Mile. The area features low-rise historic architecture and large pre-war cooperatives, with landmarked blocks and boutique retail along Madison Avenue.

Carnegie Hill Live Market Data

View Neighborhood

Active Listings

140

Median Asking Price

$2.72M

Median $/Sqft

$1,701

Avg Days on Market

N/A

New This Week

6

Price Reduced

31%

Sold (30 Days)

15

Median Sale Price

$2.50M

Live data from RLS at REBNY • Updated 4/28/26, 8:25 AM EST

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Location

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170 E 90TH Street #1W, Carnegie Hill, New York County

Building Information

Official NYC property records for this building

1920
Year Built
106 years old
5
Floors
10
Residential Units
R8B
Zoning District
Walk-Up Apartments

Tax & Assessment

Assessed Value: $2,907,900
Land Value: $756,000
Exemptions: $0

Note: Individual unit taxes may differ. Verify current tax bills with NYC DOF.

Lot Area: 3,020 SF
Building Area: 11,625 SF
Built FAR: 3.85
Allowed FAR: 4

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

Frequently Asked Questions

Common questions about this property

The current listed monthly maintenance are $1,531 per month. Confirm the exact amount with the listing broker before making an offer.

This property has 2 bedrooms and 2 full bathrooms.

The listed interior living area is 1,000 square feet. Verify dimensions independently during due diligence.

According to MLS records, the building was constructed in 1920, making it approximately 106 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 $1,375,000 for 1,000 sq ft, the asking price per square foot is approximately $1,375. 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) 416-7433
MLS® ID: RLS11007670
First Listed: 9/9/2024
On Market: 9/9/2024
Price Changed: 6/24/2025
Closed: 6/24/2025
Contract Date: 9/9/2024

Listing Courtesy of Brown Harris Stevens Residential Sales LLC - Miles Chapin

Listing Contact: (212) 906-0526

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 at REBNY

RLS Data display by Keller Williams NYC. Data last updated on 4/28/2026 at 12:25 PM UTC

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