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4 West 21st Street 4BNew York, NY 10010

For Sale

$1,450,000

Smart Buyer Rebate $18,125

Apartment 4B at 4 West 21st Street is a stunning downtown two-bedroom, three full bathroom home with every modern amenity. The impressive scale is highlighted by nearly 10" ceilings, floor-to-ceiling soundproof windows, fabulous natural light from north and south exposures, and an open loft-style formal expanse. No detail was overlooked in the design of the apartment with beautiful details and contemporary conveniences including newly upgraded Smart / Google Home technology with online controls: Kasa dimmer and motion detection switches, video security monitor and Nest Thermostats, and blackout & light filtering roller shades. Additional comforts include top-of-the-line appliances, central air conditioning, luxurious spa-like baths with high-end fixtures and finishes including marble and stone, new Porcelanosa shower tiles, generous fitted closet storage, brand new LG smart wash tower washer/dryer, and brand-new designer wide plank European white oak floors throughout. The entire apartment is exceptionally quiet.

The open formal expanse is bright and spacious with plenty of room for formal dining. An open chef's kitchen is fully outfitted with a new Italian black sparkle marble central island/breakfast bar with designer Ruvati steel sink with Moen garage disposal, new Smart Kohler faucet with audio and visual recognition, seamless Pied Auberge stone counters and backsplash, abundant newly installed white custom cabinetry with black steel accessories, and high-end appliances including Smart gas stovetop, oven and dishwasher appliances from Miele with online controls and monitoring, and Sub Zero refrigerator.

Both bedrooms are large, overlooking a landscaped, courtyard terrace with luxury en-suite baths. The primary suite features an enormous walk-in closet, and gorgeous 5-fixture primary bath with Kohler Tea-for-Two deep-soaking tub, seamless glass shower, and double vanity. A third full bathroom is ideal for guests. The extended foyer entry features a large, fitted double-door coat closet and laundry closet.

4 West 21st Street is a 17-story boutique cond-op building in the heart of the Flatiron District. Built in 2005 by preeminent architect Hugh Hardy with interiors by New York designer, Antony Todd. The full-service building has a 24-hour doorman/concierge, fully equipped gym, landscaped private garden, on-site parking, bike storage, laundry room, and live-in super. Pets are permitted. This is a land-lease co-op with condo rules allowing pieds-a-terre, co-purchasing, and subletting. Assessment: $161.69 ending July 2025.


Listed by Deanna E Kory

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License #30KO0565536

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Corcoran Group

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(917) 991-2657

Listed by Thuylinh N Nguyen

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License #10301215689

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Corcoran Group

Last updated September 04, 2025

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Source: REBNY #RLS20016033

Listing Facts

  • TypeCo-op
  • NeighborhoodFlatiron District
  • Bedrooms2
  • Bathrooms3
  • Days on Prevu151
  • HOA/Maint. Fees$5,986/month
  • Size1,500 sqft
  • Price per sqft$967

Amenities

  • Private Outdoor Space
  • Pets Allowed
  • Concierge

Location

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Listing History

04/11/2025
Listed by Corcoran Group
$1,450,000

Estimated Closing Costs

Total
$24,000
Attorney Fees
$4,000
NYC Mansion Tax
$14,500
Bank Attorney
$1,500
Other Closing Costs
$4,000

Estimated closing costs are based on the list price of $1,450,000 and a 10% downpayment. These estimates are for indicative purposes only. Actual closing costs may vary for each transaction. See the Closing Costs Calculator for calculations specific to your situation.

Property Details for 4 West 21st Street 4B

Association

Amenities

  • Pets Allowed: Building Yes, Yes
  • Concierge: Doorman Full Time, Concierge Yes

Fees

  • Association Fee: $5,986.00 Monthly

Compensation

Commissions

  • Buyer Agency Compensation: 3.0Percent

Exterior

Construction

  • Number Of Units Total: 56
  • Property Condition: Excellent
  • Stories Total: 17
  • Structure Type: High Rise
  • Year Built: 2005
  • Building Name: 4W21
  • Entry Level: 4

Features

  • Building Features: Elevator(s), Storage
  • View: City

Financial

Other

  • Land Lease Expiration Date: 2099-04-01T00:00:00Z
  • Land Lease: Yes

Interior

Measurements

  • Living Area: 1,500
  • Living Area Units: SquareFeet

Rooms

  • Has Basement: Yes
  • Bathrooms Full: 3
  • Bathrooms Total Integer: 3
  • Bedrooms Total: 2
  • Rooms Total: 4

Other

Location

  • City Region: Manhattan
  • Subdivision Name: Flatiron
  • Tax Block: 00822
  • Tax Lot: 0045

Parking

Parking

  • Garage: Yes

Utilities

Equipment

  • Laundry Features: Washer Hookup, In Unit

Based on information from Real Estate Board of New York and/or other sources. This information is not verified for authenticity or accuracy and is not guaranteed and may not reflect all real estate activity in the market. ©2025 The Real Estate Board of New York, Inc., All rights reserved.

Full MLS Disclaimers

Rebate estimate is indicative only and based on listing price and estimated buyer's agent commission paid by owner, if applicable. Final rebates are subject to Terms of Use and may vary due to final negotiated transaction terms.