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Iron Lofts, 29 West 21st Street, NYC - Condo Apartments
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29 West 21st Street
NEW DEVELOPMENT Now on the market

Iron Lofts,
29 West 21st Street

Doorman Condo located in Chelsea, between Fifth Avenue & Avenue Of The Americas

$1,527 Avg. price/ft2 Apts. For Sale
$1,383 Avg. price/ft2 Recent Sales
(past 12 months)
  • Apartments For Sale (3)
  • Recent Sales (4)
  • All Units in Building (6)
Unit #
Beds
Baths
Size
Price / Ft2
Price
Listed on
Days on Market
Unit #
Beds
Baths
Size
Closing Price
Price / Ft2
Asking Price
Sold on
View Full Sales History

Overview of Iron Lofts at 29 West 21st Street

Iron Lofts, Flatiron's premier boutique development, offers a limited collection of just six full-floor classic condominium lofts in the heart of the historic Ladies' Mile District. Housed within a meticulously renovated 1909 Renaissance Revival apparel building, these homes seamlessly blend timeless elegance with Scandinavian design principles, emphasizing simplicity, functionality, and rich textures.

Each unit at Iron Lofts is accessible via key-locked elevators and features oversized windows, wide-planked oak floors, recessed cove lighting, central air conditioning, private laundry facilities, and spacious kitchens equipped with Sub-Zero and Miele appliances. The generous primary suites boast ample closet space and tranquil baths. Plus, enjoy the convenience and security of 24-hour remote monitoring and secure package delivery, all managed discreetly through a virtual lobby attendant. With its proximity to Madison Square Park, Fifth Avenue shopping, transit options, and dining hotspots in Gramercy and NoMad, Iron Lofts is a rare offering of enduring sophistication.

Year Built
1906
Converted: 2023
Apartments
6
Floors
7
Pets: Allowed
Neighborhood
Min Down
20%
6Apartments
View All Past
Sales & Rentals
in Building

Amenities

  • Pre War
  • Central AC
  • Elevator
  • Mail Room
  • In-Unit Washer/Dryer
  • Virtual Doorman
  • Historic District

Shh... Many units sell without being publicly listed.

Learn more about off-market listings at Iron Lofts!

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Nearby Subways

  1. M
  2. F
at 6th Ave 0.13 miles
  1. N
  2. R
at Broadway 0.14 miles
  1. 1
at 7th Ave 0.28 miles
  1. 6
at Park Ave 0.29 miles
  1. 2
  2. 3
  3. L
at 6th Ave and 16th 0.30 miles
  1. Q
  2. 4
  3. 5
at Broadway and 16th 0.38 miles
  1. C
  2. E
at 8th Ave and 25th 0.46 miles

Sales History by Apartment Size

View Full Closing History
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Pricing Comparison of Similar Buildings

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520 Fifth Avenue
at the northwest corner of West 43rd Street
Midtown West
Iconic river-to-river views include the Empire State Building and Central Park. Elevated condos with magnificent arched windows, triple exposures, and soaring ceilings | Occupancy 2026.
Learn More