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25 East 21st Street 3New York, NY 10010

For Sale

$3,950,000

Smart Buyer Rebate $49,375

This extraordinary 2nd-floor open loft is a sprawling canvas, measuring over 40 feet wide and 82 feet deep. With soaring ceilings over 12.5 feet high, this remarkable 3,500 sq ft space offers the perfect opportunity to create your dream home. The possibilities are endless, allowing for a spacious 4-bedroom layout with 4-5 bathrooms, stunning entertaining areas, well-proportioned bedrooms, ample closets and storage, and even a media room.

A flood of natural light bathes the loft, enhancing its inviting atmosphere. The existing floor plan illustrates a 4-bedroom design, however the flexibility of the space knows no bounds thanks to just two small columns within the expansive area.

This exclusive boutique condo building comprises just 11 full-floor residences and features a doorman for added convenience. The seamless conversion from commercial to residential use provides the freedom to develop your vision.

Nestled on a peaceful, picturesque block in the heart of Flatiron, this offering is a rare gem—a unique opportunity to craft an exceptional living space tailored to your style and imagination.

Listed by Connor Ramage

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License #10401279389

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Compass

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(561) 789-7781

Listed by Charlie Attias

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License #30AT0975171

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Compass

Last updated August 12, 2025

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Source: REBNY #RLS20021835

Listing Facts

  • TypeCondo
  • NeighborhoodFlatiron District
  • Bedrooms4
  • Bathrooms4.5
  • Days on Prevu127
  • HOA/Maint. Fees$3,681/month
  • Taxes$34,548/year
  • Size3,500 sqft
  • Price per sqft$1,129

Location

Mortgage Calculator

Listing History

05/06/2025
Listed by Compass
$3,950,000

Estimated Closing Costs

Total
$154,958
Attorney Fees
$4,000
NYC Mansion Tax
$59,250
Title Insurance
$17,775
Bank Attorney
$1,500
Mortgage Recording Tax
$68,433
Other Closing Costs
$4,000

Estimated closing costs are based on the list price of $3,950,000 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 25 East 21st Street 3

Association

Amenities

  • Pets Allowed: Building No, No

Fees

  • Association Fee: $3,681.00 Monthly

Compensation

Commissions

  • Buyer Agency Compensation: 3.0Percent

Exterior

Construction

  • Number Of Units Total: 11
  • Property Condition: Good Condition
  • Stories Total: 11
  • Structure Type: Mixed Use
  • Year Built: 1904
  • Entry Level: 1

Features

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

Measurements

  • Lot Size Dimensions: 0
  • Lot Size Units: SquareFeet

Financial

Taxes

  • Tax Annual Amount: $34,548.00

Interior

Features

  • Interior Features: Walk-In Closet(s)

Measurements

  • Living Area: 3,500
  • Living Area Units: SquareFeet

Rooms

  • Bathrooms Full: 4
  • Bathrooms Half: 1
  • Bathrooms Total Integer: 5
  • Bedrooms Total: 4
  • Rooms Total: 8

Other

Location

  • City Region: Manhattan
  • Subdivision Name: Flatiron
  • Tax Block: 00850
  • Tax Lot: 1022

Utilities

Equipment

  • Cooling: Central Air
  • Has Cooling: Yes
  • Heating: Central
  • Has Heating: Yes
  • Laundry Features: See Remarks

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.