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  • $3,450,000

    870 United Nations Plz #Penthouse 37/38b, New York, NY 10017

    4beds
    --sqft
    Loading
    Coop
    Built in 1966
    -- sqft lot
    $3,343,400 Zestimate®
    $--/sqft
    $11,367/mo HOA

    What's special

    Mid-century modern detailsHome officePlaster wallsHeated indoor garageCustom lightingPrivate elevatorHigh ceilings
    870 UNITED NATIONS PLAZA PH 37/38B Light-Filled Penthouse Duplex in Historic Turtle Bay Neighborhood Has Breathtaking Unobstructed Views of NYC Here is your once-in-a-lifetime opportunity to own a beautifully appointed and impeccably designed three bedroom plus library in one of Manhattan’s premier residences. This residence boasts 9ft ceilings and a gracious layout and bright open city views. The Duplex was imagined and designed by legendary Master Architects Max Abramovitz and Wallace K. Harrison, who also designed the nearby United Nations Secretariat building. The Co-op is a multi-story masterpiece, with mid-century modern details such as plaster walls, high ceilings, hardwood flooring, (white marble flooring on the ground floor and hard wood upstairs) wood-burning fireplace, and a private elevator. This penthouse is the crowning jewel of one of the most modernist residential structures in New York City with wall to wall windows spread over two floors with amazing views from all rooms. Additional features of this incredible home include custom lighting, multiple zoned central air conditioning and generous closet space throughout. The sun drenched corner PH looks out on panoramic NW&E views and the greatest city in the world is literally at your feet. MAIN LEVEL 37TH FLOOR Enter through a private foyer that showcases a beautiful spiral staircase. The vast corner living boasts a wood burning fireplace with a finely crafted marble mantle. Other rooms on this level include a large privale bedroom with ensuite bathroom; an eat in kitchen with a dishwasher and a wine cooler; a formal dining room and library with direct and protected views of the East River and beyond; a laundry room with a washer and dryer; and a service entrance, UPPER LEVEL 38TH FLOOR Ascend to a second floor via the private elevator or the gorgeous spiral staircase to access the large Master Suite which includes a dressing room and a custom marble bathroom with a luxurious rainfall shower, walk in closets and a spacious sitting room that could easily be converted into a fourth bedroom; a home office, or an additional bathroom as the space’s original plumbing remains intact. (There is a dressing room that could be converted back to an additional bathroom) The second and third bedrooms on this level both have ensuite bathrooms. ABOUT THE BUILDING 870 UN PLAZA is a prestigious luxury coop which has the longest private driveway in NYC, which leads to a grand triple height lobby. The superbly run full service building offers a 24 hour doorman, valet, and concierge service. The more than 50 staff members provide five star service and security elevating residents to a whole new level of lifestyle. Building amenities include an on site management office; state of the art fitness center with Pilates studio; golf simulator; billiards room; two conference rooms; an in house dry cleaning service; rooftop sun decks; heated indoor garage; and “Club39”, a private resident’s lounge and entertainment area. Pets are welcome, and there is a dog park across the street. A storage room transfers with the apartment. United Nations Plaza is conveniently situated near public transportation, shops, restaurants and the FDR Drive, which makes its location ideal for frequent commuters. Neighboring the 18 acre UN Complex makes this exquisite home the epitome of comfort, privacy, and serenity.
    231 days
    236
    7

    Zillow last checked:

    Listing updated:

    Listed by:

    Sotheby's International Realty 212-606-7709,

    Pamela A O'Connor

    Source: StreetEasy,MLS#: S1806289

      Facts & features

      Interior

      Bedrooms & bathrooms
      • Bedrooms: 4
      • Bathrooms: 4
      • Full bathrooms: 3
      • 1/2 bathrooms: 1
      Cooling
      • Central Air
      Appliances
      • Included: Dishwasher, Washer/Dryer
      • Laundry: Inside
      Features
      • Flooring: Hardwood
      • Has fireplace: Yes
      • Fireplace features: Wood Burning
      Video & virtual tour

      Property

      Features
      • Has view: Yes
      • View description: City, Skyline
      Details
      • Special conditions: Resale

      Construction

      Type & style
      • Home type: Cooperative
      • Property subtype: Coop
      Condition
      • Year built: 1966

      Community & HOA

      Community
      • Features: Doorman
      • Security: Doorman
      • Subdivision: Beekman
      HOA
      • Has HOA: Yes
      • Amenities included: Laundry, Roof Deck, Fitness Center, Elevator(s), Concierge
      • Services included: Maintenance
      • HOA fee: $11,367 monthly
      Location
      • Region: New York

      Financial & listing details

      • Date on market: 1/14/2026

        Estimated market value

        $3,343,400

        $3.18M - $3.51M

        Not available

        Price history

        DateEventPrice
        3/18/2026Price change$3,450,000-12.7%
        Source: StreetEasy #S1806289 Report a problem
        1/14/2026Listed for sale$3,950,000
        Source: StreetEasy #S1806289 Report a problem

        Public tax history

        Tax history is unavailable.

        Monthly payment

        Estimated monthly payment$1,822
        All calculations are estimates and provided by Zillow, Inc. for informational purposes only. Actual amounts may vary.
        HOA fees may include property taxes on listings classified as Co-Ops. Contact the listing agent and/or owner for fee details.
        See how much you could borrow to make a competitive offer.

        Climate risks

        Neighborhood: Turtle Bay

        Getting around

        98 / 100
        Walker's Paradise
        100 / 100
        Rider's Paradise
        67 / 100
        Bikeable

        Nearby schools

        GreatSchools rating

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