Skip main navigation
Active
  • $11,750,000

    21 W 20th St #PENTHOUSE 1, New York, NY 10011

    4beds
    4,841sqft
    Condominium
    Built in 2016
    -- sqft lot
    $-- Zestimate®
    $2,427/sqft
    $8,937/mo HOA

    What's special

    South-facing terraceGrand scale diningSouth-facing garden paradisePrivate oasisSavant home automationState-of-the-art home technologySonos sound system
    An Idyllic, peaceful penthouse designed with the colors of the ocean is a perfect retreat from city life. Shades of blue, sand and white evoke an immediate sense of calm as the elevator door opens into a private oasis. Perfectly curated, this palatial 4-bedroom, 4.5 bath penthouse boasts over 5,300 SF of indoor and outdoor living with a great room that delivers grand and gracious entertaining. With full-service doorman services plus accessed via a private keyed elevator, the residence offers the ultimate in discretion and exclusivity, combining expansive scale with refined architectural detailing. Host a summer soiree and enjoy a brand-new Weber gas BBQ on your south-facing terrace. Whether inside or out, experience grand scale dining that can accommodate large gatherings. The elegantly appointed double living room has both fireplace seating and a comfortable lounging area. An artist paradise, high ceilings with gallery-sized walls and niches is perfect for a curated art and sculpture collection. Interior living expands to exterior living with folding terrace doors allowing the south-facing garden paradise of your favorite plantings to be enjoy in all seasons. The eat-in chef’s kitchen has counter-top dining for four and dining table for four. Beautiful stone and oak wood cabinetry in sandy tones in the kitchen are simply magnificent. The chef’s kitchen is a study in elevated utility and minimalist elegance, outfitted with Miele, Julien, and Grohe appliances, custom white oak cabinetry, a 10.5-foot marble island, and a concealed butler’s pantry. Adjacent, a flexible entertainment/media room or library can be enclosed for privacy with glass ribbed and steel pocket doors or opened for expansive hosting. The primary suite occupies its own private wing, with sitting areas, dual custom wardrobes, a midnight kitchenette, and direct access to its southern terrace. The spa-quality, five-fixture bath includes a freestanding LaCava tub, radiant heated floors, and a walk-in rain shower — relax in an at-home sumptuous sanctuary. Three additional ensuite bedrooms provide private refuges, each with generous walk-in closets. There is voluminous closet space as well as two private storage room included with the sale. The flexible floorplan allows the many rooms to be customized and designed for your personal lifestyle. Home offices, libraries or winged children’s bedrooms. Designed with state-of-the-art home technology in mind, the residence is fully integrated with Savant Home Automation, electronic window treatments, a Sonos sound system, and a sophisticated lighting and climate control infrastructure. Perched atop one of Flatiron’s most distinguished boutique buildings, The Penthouse at 21W20 is a full-floor masterpiece. With two private terraces totaling over 540 sq. ft., bespoke finishes, and light-filled entertaining spaces, this penthouse stands as one of the most unique and undervalued opportunities currently available. The Building: 21W20, designed by celebrated architect David Mann (MR Architecture + Decor), is a discreet luxury condominium with white-glove service, including a 24-hour doorman, private lounge, curated garden, refrigerated storage, and pet spa. This offering includes two deeded private storage rooms. The Neighborhood: Located in historic, landmarked Flatiron District at the crossroads of Madison Square Park and the incomparable Union Square Farmer’s Market, live in one of Manhattan’s most sought-after enclaves. Michelin star restaurants, Fifth Avenue shopping, ABC Carpet & Home, Whole Foods, Trader Joes, Eataly – live the best of both worlds – a palatial, paradise retreat amid one of the most exciting cities in the world. Special assessment: $528.06/month from April 2025 to April 2027.
    4 days
    on Zillow
    |
    345
    |
    16
    |

    Zillow last checked: 7 hours ago

    Listing updated: June 05, 2025 at 07:15am

    Listing by:

    Sotheby's International Realty 917-607-7456,

    Mara Flash Blum

    Source: StreetEasy,MLS#: S1774387

    Tour with a buyer’s agent

    We’ll find a local expert to take you on a private tour of 21 W 20th St #PENTHOUSE 1.

    Next available tour time:Today at 4:30pm

    Open houses

    • Fri, Jun 6

      1:30 PM - 2:30 PM

    • Sun, Jun 8

      12:00 PM - 1:00 PM

    Facts & features

    Interior

    Bedrooms & bathrooms
    • Bedrooms: 4
    • Bathrooms: 5
    • Full bathrooms: 4
    • 1/2 bathrooms: 1
    Rooms
    • Room types: Bike Room, Media Room, Package Room
    Cooling
    • Central Air
    Appliances
    • Included: Dishwasher, Washer/Dryer
    Features
    • Flooring: Hardwood
    • Has fireplace: Yes
    Interior area
    • Total structure area: 4,841
    • Total interior livable area: 4,841 sqft
    Video & virtual tour

    Property

    Features
    • Patio & porch: Terrace
    • Exterior features: Terrace
    • Has view: Yes
    • View description: City, Skyline
    Details
    • Special conditions: Resale

    Construction

    Type & style
    • Home type: Condo
    • Property subtype: Condominium
    Condition
    • Year built: 2016

    Community & HOA

    Community
    • Features: Doorman
    • Security: Doorman
    • Subdivision: Flatiron
    HOA
    • Has HOA: Yes
    • Amenities included: Elevator(s)
    • Services included: Maintenance
    • HOA fee: $8,937 monthly
    Location
    • Region: New York

    Financial & listing details

    • Price per square foot: $2,427/sqft
    • Annual tax amount: $116,796
    • Date on market: 6/2/2025
    • Loading
    • Loading