Nestled at the vibrant intersection of Flatiron and Chelsea, this extraordinary pre-war condo conversion is a masterpiece of design and space. Spanning approximately 3,300 square feet, this loft features soaring 12-foot ceilings and exquisite mahogany-encased windows that create a serene atmosphere throughout. Designed by the renowned AD100 firm Ashe Leandro, this loft seamlessly blends classic elegance with modern sophistication. The expansive layout offers a perfect balance between open entertaining areas and private living spaces, making it ideal for both relaxation and gatherings. The chef's kitchen, featuring custom Rosewood cabinetry from Valcucine of Italy, boasts an 18-foot countertop and is equipped with top-of-the-line Sub Zero and Miele appliances, including a five-burner cooktop, double wall ovens, and a built-in cappuccino machine. A stylish cocktail bar and media room enhance the entertainment experience. All four oversized bedrooms come with en-suite luxury baths, generous closets, and southern-facing windows that provide breathtaking views. The master suite includes four custom closets and a spa-like marble bath. This beautifully renovated loft also features central AC, radiant heat floors, an integrated audio system with ceiling speakers, and elegant details such as a hand-carved limestone gas fireplace and walnut-wide oak plank floors. Altair 18 is a pet-friendly, full-service condominium offering luxury amenities, including a doorman/concierge, a cabana-style roof deck with barbeque and stunning NYC views, a state-of-the-art fitness center, and private storage with the sale. Experience unrivaled living in one of the best locations in the city!
Listed by Frances W Katzen
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Douglas Elliman Real Estate
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(917) 705-1864
Last updated October 20, 2025
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Source: REBNY #RLS20048670
Listing Facts
TypeCondo
NeighborhoodUnion Square
Bedrooms4
Bathrooms3.5
Days on Prevu37
HOA/Maint. Fees$6,373/month
Size3,300 sqft
Price per sqft$1,635
Amenities
Private Outdoor Space
Pets Allowed
Concierge
Location
Mortgage Calculator
Listing History
09/15/2025
Listed by Douglas Elliman Real Estate
$5,395,000
Estimated Closing Costs
Total
$248,633
Attorney Fees
$4,000
NYC Mansion Tax
$121,387
Title Insurance
$24,278
Bank Attorney
$1,500
Mortgage Recording Tax
$93,468
Other Closing Costs
$4,000
Estimated closing costs are based on the list price of $5,395,000 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.
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.