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Two Units in Flatiron Building Conversion Enter Contract at 175 Fifth Ave

Two three-bedroom units in the historic Flatiron Building at 175 Fifth Ave. have entered into contract, one asking $11.97 million and the other $15.65 million. These deals bring the total contracts in the building to 11, with combined asking prices of $240.17 million. The building is converting from offices to 37 residential apartments, with occupancy slated for this fall.

nypost.com
1 source·Apr 13, 3:41 PM(10 hrs ago)·1m read
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Two Units in Flatiron Building Conversion Enter Contract at 175 Fifth AveWikimedia Commons (Public domain)
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Recent Contracts in Historic Conversion Two units in the historic conversion at 175 Fifth Ave.

entered into contract. 97 million. 65 million. These contracts increase the total number of units under agreement in the building to 11 out of 37 total apartments. 17 million. The event occurred last week.

Building Details and Unit Specifications Unit 5-South spans 3,055 square feet across a half floor.

Unit 5-South has three bedrooms and three bathrooms overlooking 23rd Street. Unit 5-South has an open great room overlooking 23rd Street. Unit 19-South spans 2,999 square feet across a half floor. Unit 19-South has three bedrooms overlooking 23rd Street and a corner great room with an open kitchen and dining area.

The building has 37 apartments in total.

Prior Sales and Marketing Timeline A full-floor unit on the 21st story entered into contract after asking $58.

5 million. 5 million. Off-market sales for the apartments kicked off last fall. Listings officially began hitting the market in January. Corcoran Sunshine Marketing Group is handling sales and marketing for the building.

After years of exterior restoration work, scaffolding and netting around the building are being removed as the project nears completion.

Conversion Context and Timeline The Flatiron Building at 175 Fifth Ave.

is undergoing conversion to residential use for the first time in its history. The building's recent office tenants included Macmillan Publishers. Occupancy is slated for this fall.

Story Timeline

6 events
  1. Last week

    Two units entered into contract at 175 Fifth Ave.

    1 sourceunattributed
  2. Late March

    A buyer inked a deal for a full-floor flat asking $30.5 million.

    1 sourceunattributed
  3. January

    Listings officially began hitting the market.

    1 sourceThe Post
  4. Last fall

    Off-market sales for the apartments kicked off.

    1 sourceunattributed
  5. Recent

    Scaffolding and netting began coming down following years of exterior restoration.

    1 sourcemultiple videos posted to Instagram
  6. This fall

    Occupancy is slated.

    1 sourceunattributed

Potential Impact

  1. 01

    Increased residential availability in Flatiron District with 37 new apartments

  2. 02

    Shift from office to residential use ends era for tenants like Macmillan Publishers

  3. 03

    Completion of exterior restoration enables move-ins this fall

  4. 04

    Boost to luxury real estate market with $240.17 million in contracted sales

  5. 05

    Ongoing sales by Corcoran Sunshine may lead to full occupancy soon

Transparency Panel

Sources cross-referenced1
Framing risk0/100 (low)
Confidence score65%
Synthesized bySubstrate AI (grok-4-fast-non-reasoning)
Word count235 words
PublishedApr 13, 2026, 3:41 PM
Bias signals removed1 across 1 outlet
Signal Breakdown
n/a 1

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