Milton Coste

Licensed Real Estate Associate Broker

(917) 416-7433

SOLD FOR $5,950,000

· Closed April 7, 2022

6 W 20TH Street #PH
Looking for something similar?
Closed For Sale Co-op

$5,950,000

$1,451 per sq ft

6 W 20TH Street #PH

Flatiron, Manhattan

The Greenwich Build

MLS® #RLS10767795

RLS at REBNY

Listing by Brown Harris Stevens Residential Sales LLC

3

Bedrooms

4.5

Baths

4,100

Sq. Ft.

1907

Year Built

Quick Summary

Bedrooms 3
Bathrooms 4 full, 1 half
Living Area 4,100 sq ft
Year Built 1907
Ownership Co-op
Maintenance $6,878/mo
Neighborhood Flatiron
Floor 11 of 11

Property Highlights

  • Exposure: East,North,South facing
  • Outdoor Space: Rooftop
  • Style: Prewar architecture

Property Details

Type Co-op
Ownership Stock Cooperative
Total Rooms 7
Baths 3 Full, 1 Half
Floor 11 of 11
Exposure East,North,South
Pets Yes
Cross Street SIXTH & FIFTH AVE.
Year Built 1907
Living Area 4,100 sq ft
Architectural Style Prewar

Description

Seller will accept cryptocurrency! Entire top floor, 4,100SF gross with 2,200SF of exclusive roof space to create your own majestic penthouse in the heart of the Flatiron District. Magnificent 11th floor loft space with 50FT width, 11'4FT high ceiling, 15 windows, 6 skylights, 3 exposures and key-locked elevator entry.

Currently set up as two separate co-op units (North and South) with two kitchens and 3.5 bathrooms total. Both units have separate central AC systems and radiator steam heat. Units will be sold together as one sale, and includes exclusive rights to the rear half of the roof. One unit is currently occupied by a tenant, but can be delivered vacant at closing.

Designed by Schwartz & Gross and constructed in 1907, 6-8 West 20th Street is a mixed-use, pet friendly, 14-unit loft building originally converted to co-ops in 1978. The building has undergone a complete renovation of its infrastructure. New passenger and freight elevators, renovated lobby, all new waste, vent, water, gas, ventilation, HVAC ducts. New sprinkler alarm system and new pumps for domestic and sprinkler supplies.

Neighborhood attractions include Madison Square Park, Union Square, Eataly, Union Square Farmers' Market, Gramercy Tavern and some of the finest dining, shopping and entertainment in Manhattan. Just a short distance from major transportation lines at Union Square.

Features & Amenities

Interior Features

Building Washer Dryer Install Allowed

Exterior Features

Rooftop

Appliances

Dryer Washer Dryer Allowed Washer

Building Information

Building The Greenwich Build
Total Units 14
Stories 11
Style Prewar

Financial Details

Maintenance $6,878/mo
Sale Price $5,950,000

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

9

Price Reduced

31%

Sold (30 Days)

11

Median Sale Price

$2.80M

Live data from RLS at REBNY • Updated 3/24/26, 7:46 PM EST

Similar Listings in Flatiron

View All

Location

Loading map...

6 W 20TH Street #PH, Flatiron, New York County • Near SIXTH & FIFTH AVE.

Floor Plans

Floor Plan
MLS® ID: RLS10767795
First Listed: 11/28/2021
Price Changed: 11/28/2021
Closed: 4/7/2022
Contract Date: 11/28/2021

Listing Courtesy of Brown Harris Stevens Residential Sales LLC - Siim Hanja

Listing Contact: (917) 743-6786

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 3/24/2026 at 11:46 PM UTC

Buying a Co-op? Start Here

Co-op vs. Condo: Which Is Right for You?

Ownership structure, board approval, financing: the full comparison.

Read article

HDFC Co-ops: Complete Guide

Income limits, resale caps, and how to qualify for affordable co-ops.

Read article

NYC Mansion Tax: 2026 Guide

How the tiered mansion tax works for purchases over $1M.

Read article

NYC Real Estate Market Report 2026

Data-driven analysis of prices, inventory, and trends across NYC.

Read article

Interested in this property?

Get a response within 2 hours

Your info is secure and never shared.

View Active Listings Call Milton