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Altair 20

15 West 20th Street, New York, NY 10011

17 units

11 stories

1906 built

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Set amongst the culture and excitement of Chelsea, Altair 20 offers the distinction of Flatiron architecture redesigned for modern loft living. Experience the incomparable service and amenities in these luxury loft residences.

  • Radiant heat flooring in master bath
Development status
Extell Development
Community District 105City Council District 3Police Precinct 13
Building class
RMCondominium, Mixed Residential & Commercial Building
Documents and permits
View documents and permits

Available units

No units available. Check back soon.


  • Pets allowed

    Cats and dogs allowed


Services and facilities

  • Doorman


  • Elevator

  • Live-in super

Wellness and recreation

  • Gym

Shared outdoor space

No info on shared outdoor space

Unit features

Not all features are available in every unit.

  • Central air

  • Dishwasher

  • Fireplace


  • Hardwood floors

  • Washer/dryer

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