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Sold
  • $4,800,000

    31 W 21st St APT 5, New York, NY 10010

    3beds
    4,700sqft
    Condominium
    Built in 1910
    -- sqft lot
    $5,423,000 Zestimate®
    $1,021/sqft
    $27,128 Estimated rent

    Home value

    $5,423,000

    $4.50M - $6.56M

    $27,128/mo

    Zestimate® history
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    $34,342/mo

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    What's special

    Copper-walled officeRecessed lightingOpen-concept layoutArchitectural masterpieceMahogany-enclosed infinity tubReclaimed pine curved wallsTwo-person steam shower
    HUGE HUGE PRICE DROP! Serious Seller. Bring All Offers! A unique Flatiron/ Chelsea full-floor luxury loft now at an unbeatable value at $5.2 5M, down from $6.75M! At under $1,200 per sq. ft, this is the cheapest unit of its kind in the area! This 4,713 sq. ft. architectural masterpiece by Phil Olson offers an extraordinary canvas for customization. Featuring 4 oversized bedrooms, 3 bathrooms, a media room, home office, and ample storage, this expansive loft boasts soaring 12-foot+ ceilings, reclaimed pine curved walls, a stunning copper-walled office, and backlit Kalwall sliding doors. The mahogany-enclosed infinity tub and two-person steam shower in the primary suite add to its unique character. While the space is packed with architectural charm and statement features, it does require some updating offering the perfect opportunity to reimagine and modernize to your taste. With its open-concept layout, maple hardwood floors, custom metal art deco front doors, and recessed lighting, the foundation is already set for a truly spectacular transformation. Set in an intimate 11-unit boutique condo in the heart of Flatiron, just steps from Madison Square Park, Union Square, Eataly, Whole Foods, Trader Joe, top dining, and multiple transit options, this location offers both vibrancy and exclusivity. With its size, location, and potential, this is a must-see investment opportunity. Priced aggressively at $5.75M, this home invites you to create your dream space in one of NYC most sought-after neighborhoods. Some photographs are virtually staged.

    Zillow last checked:

    Listing updated:

    Listed by:

    Reena Talwar,

    Douglas Elliman,

    Deepti Mittal

    Source: StreetEasy,MLS#: S1756060

    Facts & features

    Interior

    Bedrooms & bathrooms
    • Bedrooms: 3
    • Bathrooms: 3
    • Full bathrooms: 3
    Appliances
    • Included: Dishwasher, Washer/Dryer
    Features
    • Flooring: Hardwood
    Interior area
    • Total structure area: 4,700
    • Total interior livable area: 4,700 sqft

    Property

    Features
    • Has view: Yes
    • View description: City
    Details
    • Parcel number: 008231206
    • Special conditions: Resale

    Construction

    Type & style
    • Home type: Condo
    • Property subtype: Condominium
    Condition
    • Year built: 1910

    Community & HOA

    Community
    • Features: Virtual Doorman
    • Security: Virtual Doorman
    • Subdivision: Flatiron
    HOA
    • Has HOA: Yes
    • Amenities included: Elevator(s)
    • Services included: Maintenance
    • HOA fee: $5,000 monthly
    Location
    • Region: New York

    Financial & listing details

    • Price per square foot: $1,021/sqft
    • Tax assessed value: $1,517,299
    • Annual tax amount: $69,372
    • Date on market: 2/27/2025

    Price history

    DateEventPrice
    9/24/2025Sold$4,800,000-8.6%$1,021/sqft
    Source: Public Record Report a problem
    8/11/2025Contingent$5,250,000$1,117/sqft
    Source: StreetEasy #S1756060 Report a problem
    7/30/2025Price change$5,250,000-8.7%$1,117/sqft
    Source: StreetEasy #S1756060 Report a problem
    2/27/2025Price change$5,750,000-8%$1,223/sqft
    Source: StreetEasy #S1756060 Report a problem
    8/5/2024Listing removed--
    Source: Zillow Rentals Report a problem
    6/5/2024Listed for rent$35,000-12.5%$7/sqft
    Source: Zillow Rentals Report a problem
    6/5/2024Price change$6,250,000-3.8%$1,330/sqft
    Source: StreetEasy #S1699336 Report a problem
    3/4/2024Price change$6,500,000-3%$1,383/sqft
    Source: StreetEasy #S1699336 Report a problem
    9/17/2023Listing removed--
    Source: Zillow Rentals Report a problem
    6/6/2023Listed for rent$40,000$9/sqft
    Source: Zillow Rentals Report a problem
    5/12/2023Price change$6,700,000-0.7%$1,426/sqft
    Source: StreetEasy #10391200995 Report a problem
    3/10/2023Listed for sale$6,750,000+73.1%$1,436/sqft
    Source: StreetEasy #10391200995 Report a problem
    9/28/2006Sold$3,900,000$830/sqft
    Source: Public Record Report a problem
    4/27/2006Sold$3,900,000$830/sqft
    Source: Public Record Report a problem

    Public tax history

    YearProperty taxesTax assessment
    2025$83,906 -0.2%$682,785 -1.5%
    2024$84,090 +3.6%$693,357 +2.5%
    2023$81,160 $676,651 +0.3%
    2022-- $674,616 +4.7%
    2021-- $644,342 -9.7%
    2020-- $713,658 +2.3%
    2019$60,801 -15.1%$697,601 +6%
    2018$71,642 +4.1%$658,017 +4.5%
    2017$68,816 +7%$629,872 +3.3%
    2016$64,293 $609,990 +9.9%
    2015$64,293 +201.1%$555,215 +10.6%
    2014$21,351 $501,813 +10.6%
    2013-- $453,850 -5.1%
    2012-- $478,106 -8.4%
    2011-- $521,839 +17.6%
    2010-- $443,826 +25.5%
    2009-- $353,617
    Find assessor info on the county website

    Neighborhood: Flatiron District

    Nearby schools

    GreatSchools rating