Milton Coste

Licensed Real Estate Associate Broker

(917) 416-7433

SOLD FOR $6,600,500

· Closed August 1, 2025

39 W 23RD Street #TH1
Closed For Sale Condo

$6,600,500

$2,270 per sq ft

39 W 23RD Street #TH1

Flatiron, Manhattan

Flatiron House

MLS® #RLS11033102

RLS at REBNY

Listing by Corcoran Sunshine Marketing Group

4

Bedrooms

3.5

Baths

2,908

Sq. Ft.

2022

Year Built

Quick Summary

Bedrooms 4
Bathrooms 4 full, 1 half
Living Area 2,908 sq ft
Year Built 2022
Ownership Condo
HOA/Common Charges $5,655/mo
Property Taxes Contact for details
Parking Garage
Neighborhood Flatiron
Floor 2 of 24

Property Highlights

  • Views: Other
  • Exposure: North,South facing
  • Outdoor Space: Terrace

Property Details

Type Condo
Ownership Condominium
Total Rooms 7
Baths 3 Full, 1 Half
Floor 2 of 24
View Other
Exposure North,South
Cooling Central Air
Pets Yes
Year Built 2022 (New)
Living Area 2,908 sq ft
Parking Garage Available
Structure Type HighRise
Basement Other
Block/Lot 00825/1136

Listing History

Event Date Price Change
Listed Feb 6, 2025 $6,750,000 -
Currently May 9, 2026 $6,600,500 -2.2%

Description

95% Sold! Immediate Occupancy

Designed by COOKFOX Architects and encompassing two floors, TH1 offers 2,908 SF interior and 621 SF of outdoor space. This four-bedroom, three and a half-bathroom duplex townhouse has northern and southern views, as well as floor-to-ceiling windows. The elevator opens into a gracious entry gallery leading to the expansive living room with gas burning fireplace and direct terrace access. The open windowed kitchen features ample custom oak, lacquer, and ribbed glass cabinetry, Calacatta Lincoln marble slab countertops and backsplashes, a large island, and multiple pantries. Appliances include a Thermador six burner with griddle and two oven gas range, a vented hood, a Bosch speed oven and dishwashers, and a Gaggenau refrigerator/freezer and full height wine refrigerator. The primary suite is generously sized with a large walk-in closet/dressing room and ensuite bathroom. The five-fixture primary bathroom includes a customer double sink vanity, heated marble floors, a 6" Kohler bathtub, a glass-enclosed shower, and water closet by Toto. The secondary baths are finished with limestone flooring, Ann Sacks textured ceramic tiles, custom vanity, Duravit shower/tub, and water closet by Toto. The powder room is finished with Gaudi marble flooring and wainscoting with a rubbed limestone accent wall, a custom vanity, and a water closet by Toto. All bathrooms are outfitted Watermark oil rubbed bronze fittings. White oak wide plank flooring (5.5" to 9.5"), central heating and air cooling, laundry room with washer and vented dryer, refuse closet and ample storage complete this home. Flatiron House spans 23rd to 24th Street with two buildings linked by a planted garden and an architectural glass walkway. TH1 is situated in the 24th Street tower building. Located at the crossroads of Chelsea and Flatiron neighborhoods, Flatiron House offers a unique opportunity to have it all in one of the city's most desirable locations. Flatiron House offers a suite of tranquil amenities all designed by COOKFOX including an attended lobby, a fitness center with an adjacent terrace, a lush planted garden, a residents" lounge, and a game room. Located just half a block from Madison Square Park, Flatiron House's location affords residents convenient access to some of the city's best restaurants, museums, galleries, and transportation. Renderings are for finishes and not representative of the floorplan or views.

Features & Amenities

Interior Features

Building Other Washer Hookup In Unit Fireplace (1)

Exterior Features

Private Outdoor Space Over60 Sqft Terrace

Building Amenities

Elevators Storage

Building Information

Building Flatiron House
Building Data View Compliance & Permits
Total Units 44
Stories 24
Structure HighRise

Financial Details

Common Charges $5,655/mo
RE Taxes Contact for details
Original Price $6,750,000
Sale Price $6,600,500
Previous Price $6,750,000

The Flatiron District is a busy 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

134

Median Asking Price

$2.25M

Median $/Sqft

$1,761

Avg Days on Market

N/A

New This Week

14

Price Reduced

31%

Sold (30 Days)

11

Median Sale Price

$2.16M

Live data from RLS at REBNY • Updated 5/9/26, 11:50 AM EST

Similar Listings in Flatiron

View All

Location

Loading map...

39 W 23RD Street #TH1, Flatiron, New York County

Building Information

Official NYC property records for this building

1982
Year Built
44 years old
1
Floors
M1-2
Zoning District

Tax & Assessment

Assessed Value: $554,400
Land Value: $208,350
Exemptions: $0

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

Lot Area: 9,250 SF
Building Area: 10,250 SF
Built FAR: 1.11

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 common charges are $5,655 per month. Confirm the exact amount with the listing broker before making an offer.

This property has 4 bedrooms and 3 full bathrooms and 1 half bathroom.

The listed interior living area is 2,908 square feet. Verify dimensions independently during due diligence.

According to MLS records, the building was constructed in 2022, making it approximately 4 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. Contact the listing broker for weight limits or breed restrictions.

At the current list price of $6,600,500 for 2,908 sq ft, the asking price per square foot is approximately $2,270. 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: RLS11033102
First Listed: 2/6/2025
On Market: 2/6/2025
Price Changed: 8/11/2025
Closed: 8/1/2025
Contract Date: 2/6/2025

Listing Courtesy of Corcoran Sunshine Marketing Group - Shelley F OKeefe

Listing Contact: (212) 634-6500

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 5/9/2026 at 3:50 PM UTC

Buying a Condo? Start Here

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

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

Read article

Condo Due Diligence Checklist

What to review before signing: financials, reserve fund, offering plan.

Read article

How to Read a Condo Offering Plan

Decode the offering plan before you commit to any new development.

Read article

NYC Mansion Tax: 2026 Guide

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

Read article

Interested in this property?

Your info is secure and never shared.

View Active Listings Call Milton