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15 West 20th Street 8BNew York, NY 10011

For Sale

$4,200,000

Smart Buyer Rebate $52,500

PRE-WAR FLOOR-THROUGH LOFT WITH LUXURIOUS FINISHES AND FIREPLACE

Luxurious Flatiron floor-through loft right off Fifth Avenue, in the boutique Altair 20 Condominium featuring private keyed elevator access directly into the home, wide-plank wood floors, a gas fireplace in the living room, and high 10' ceilings. With over 2.300-square-feet of interior space, enjoy an incredibly spacious living/dining room area with fantastic southern light and room for a formal dining table. The open, custom kitchen by Valcucine is outfitted with white quartz countertops, bright white cabinetry, breakfast bar seating, and top of the line integrated appliances, including a Sub-Zero refrigerator, wine fridge, Miele cooktop, wall oven, a built-in espresso machine, and a dishwasher. On the opposite end of the apartment, the primary suite features a walk-in closet and an over-sided, spa-like ensuite bath with radiant heated floors, double-sink vanity, a separate water closet, a deep soaking tub, and a separate glass-enclosed Dornbracht rain shower. The second suite has a large closet as well and an ensuite bath with a full-sized tub. The third bedroom is an excellent opportunity for a home office space, with the adjacent third bath having a class-enclosed rain shower as well. The home is complete with a full laundry room with side-by-side washer & dryer, 2 HVAC units for maximum comfort, and a storage unit in the basement.

Altair 20 is a pre-war building originally built in 1906 and converted to a boutique condominium in 2007, with amenities including a part-time doorman, common rooftop deck, and a fitness center. Find yourself on a quiet block in the heart of the Flatiron District, in the midst of excellent restaurants, conveniences, including Whole Foods and Trader Joe's, and transportation options, including the 6, F, M, N, and R lines and the Path Train.

*Stated Taxes include NYC Condominium Tax Abatement for a primary residence. Please verify eligibility at nyc.gov
*Ongoing monthly assessment of $404.21 in effect

Listed by Philip Hordijk

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License #10311209764

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Leven Real Estate

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(917) 285-6835

Listed by Mete C Basakinci

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License #10301217586

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Leven Real Estate

Last updated September 05, 2025

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Source: REBNY #RLS20024401

Listing Facts

  • TypeCondo
  • NeighborhoodFlatiron District
  • Bedrooms3
  • Bathrooms3
  • Days on Prevu115
  • HOA/Maint. Fees$2,457/month
  • Taxes$36,408/year
  • Size2,320 sqft
  • Price per sqft$1,810

Amenities

  • Dishwasher
  • Washer/Dryer
  • Pets Allowed
  • Concierge
  • Pied-A-Terre Allowed

Location

Mortgage Calculator

Listing History

05/16/2025
Listed by Leven Real Estate
$4,200,000

Estimated Closing Costs

Total
$156,080
Attorney Fees
$4,000
NYC Mansion Tax
$63,000
Title Insurance
$18,900
Bank Attorney
$1,500
Mortgage Recording Tax
$64,680
Other Closing Costs
$4,000

Estimated closing costs are based on the list price of $4,200,000 and a 20% 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 15 West 20th Street 8B

Association

Amenities

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

Fees

  • Association Fee: $2,457.00 Monthly

Financial

  • Flip Tax Remarks: ASK EXCL BROKER

Exterior

Construction

  • Property Condition: Excellent
  • Year Built: 2006
  • Building Name: ALTAIR 20

Features

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

Financial

Taxes

  • Tax Annual Amount: $36,408.00

Interior

Features

  • Appliances: Dryer, Dishwasher, Stainless Steel Appliance(s), Wine Cooler, Washer
  • Fireplace: Yes
  • Fireplaces Total: 1
  • Flooring: Hardwood
  • Interior Features: High Ceilings, Storage

Measurements

  • Living Area: 2,320
  • Living Area Units: SquareFeet

Rooms

  • Bathrooms Full: 3
  • Bathrooms Total Integer: 3
  • Bedrooms Total: 3
  • Rooms Total: 5

Other

Location

  • City Region: Manhattan
  • Subdivision Name: Union Square
  • Tax Block: 00822
  • Tax Lot: 0025

Utilities

Equipment

  • Cooling: Central Air
  • Has Cooling: Yes
  • Heating: Central
  • Has Heating: Yes
  • Laundry Features: 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.