Milton Coste

Licensed Real Estate Associate Broker

(917) 416-7433

SOLD FOR $3,200,000

· Closed July 6, 2020

15 W 20TH Street #3B
Looking for something similar?
Closed For Sale Condo

$3,200,000

$1,378 per sq ft

15 W 20TH Street #3B

Flatiron, Manhattan

ALTAIR 20

MLS® #RLS10633886

RLS at REBNY

Listing by The Corcoran Group

3

Bedrooms

3

Baths

2,322

Sq. Ft.

1906

Year Built

Quick Summary

Bedrooms 3
Bathrooms 3
Living Area 2,322 sq ft
Year Built 1906
Ownership Condo
HOA/Common Charges $1,704.55/mo
Property Taxes $35,792.52/yr
Neighborhood Flatiron
Floor 3 of 11

Property Highlights

  • Climate Control: Central Air
  • Character: Pre-war building (1906)

Property Details

Type Condo
Ownership Condominium
Total Rooms 6
Baths 3 Full
Floor 3 of 11
Cooling Central Air
Pets Yes
Cross Street 5 AVENUE and AVENUE OF THE AMERICAS
Year Built 1906
Living Area 2,322 sq ft
Parcel # 0822-1305

Description

Luxurious Flatiron Prewar Condominium Loft. Located right off Fifth Avenue in Flatiron/Chelsea.Enter this 2,322 square foot 3 bedroom, 3 full baths, with 10 foot ceilings, directly from a keyed elevator. The perfect layout, with finishes of the utmost quality. The open entertaining living/dining room, featuring 5 over-sized windows, sits next to the state of the art Valcucine of Italy kitchen, equipped with ribbed aluminum-faced Sub-Zero and Miele appliances, a wine cooler, coffee system, warming drawers, stove-top water faucet and stone countertops. A hallway separates this superb entertaining space from the bedrooms and office. The peaceful master suite features northern and western windows and an enormous master bath luxuriously clad to the ceilings with rare, imported, hand-chosen stones, and adorned with Dornbracht fittings, radiant heated floors, a double sink, a separate standing glass rainfall shower, and a soaking tub replete with a Sony flat screen television. The second bedroom with en-suite bath features a soaking tub. Other luxuries include wide-plank wood floors, customized recessed lighting, 2-zone central air-conditioning, abundant customized closet space and laundry room with side by side washer/dryer. Altair 20 features: private storage units, a La Palestra designed exercise room, a cabana style roof deck with grill, and a part-time doorman. All of this and close proximity to Madison Square Park, Eataly, Trader Joes, the Limelight Marketplace Boutiques and public transportation.

Features & Amenities

Interior Features

Building Washer Dryer Install Allowed

Appliances

Dryer Washer

Building Information

Building ALTAIR 20
Total Units 17
Stories 11

Financial Details

Common Charges $1,704.55/mo
RE Taxes $35,792.52/yr ($2,983/mo)
Sale Price $3,200,000

The Flatiron District is a vibrant intersection of history, technology, and luxury living. Named after the iconic Flatiron Building, the neighborhood is centered around Madison Square Park and is a hub for the city's 'Silicon Alley.' The real estate market is famous for its grand cast-iron loft buildings with high ceilings and expansive floor plans, alongside ultra-luxury glass towers that offer modern amenities and central Manhattan convenience.

Flatiron Live Market Data

View Neighborhood

Active Listings

120

Median Asking Price

$2.27M

Median $/Sqft

$1,690

Avg Days on Market

N/A

New This Week

5

Price Reduced

31%

Sold (30 Days)

11

Median Sale Price

$2.80M

Live data from RLS at REBNY • Updated 3/25/26, 8:22 AM EST

Similar Listings in Flatiron

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Location

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15 W 20TH Street #3B, Flatiron, New York County • Near 5 AVENUE and AVENUE OF THE AMERICAS

Floor Plans

Floor Plan
MLS® ID: RLS10633886
First Listed: 5/27/2020
Closed: 7/6/2020
Contract Date: 5/27/2020

Listing Courtesy of The Corcoran Group - Claudia Saez-Fromm

Listing Contact: (212) 891-7000

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 3/25/2026 at 12:22 PM UTC

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