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870 United Nations Plaza 23B

$2,800,000

MLS# RLS20120550 · Midtown East

Listed October 13, 2026 · 13 days on the market

3 Beds 3 Baths

About This Property

Beautifully renovated by McBride & Associates Architects with interiors by Kari McCabe Inc., Residence 23B is an exceptionally spacious High Floor Corner home in Mint Move-in Condition. Oversized windows and multiple exposures fill the interiors with natural light while framing expansive city, skyline, East River, and bridge views.

Grandly Scaled Entertaining:

• Gracious Entry Gallery

• Expansive 28'10" x 26'7" Corner Living and Dining Room

• Wall-to-Wall oversized windows with sweeping city, skyline, and East River views from Northern and Western Exposures

• Beautiful hardwood floors and custom lighting throughout

Windowed Eat-In Kitchen

• Spacious windowed Eat-In Kitchen with a dedicated breakfast area

• Custom wood cabinetry and extensive storage

• Stone countertops and backsplash

• Dacor Gas Range

• Miele Dishwasher

• Separate Laundry Room with Miele Washer and Dryer

• Excellent flow to the Gallery and Entertaining Spaces

Private Bedroom Wing

• Substantial Primary Bedroom with open views

• Large Walk-In Closet and additional closet

• En-Suite Primary Bathroom

• Second Bedroom with a Full Bathroom

• Library/Bedroom with an En-Suite Bathroom and excellent closet space

• Powder Room

• Thoughtfully designed abundant storage throughout

*Staff Room Available For Purchase Separately*

• Asking Price: $275,000

• Separate, private suite located on the seventh floor

• Spacious 14'7" x 10'10" Office/Staff Room

• Hardwood floors and recessed lighting

• Renovated Full Bathroom with a glass-enclosed shower, stone tile, and contemporary fixtures

• Flexible use as a Home Office, Guest Suite, Staff Room, or private retreat

Building & Lifestyle:

860/870 United Nations Plaza was designed by master architects Harrison & Abramovitz and is one of the world’s most iconic residences. This architecturally prestigious luxury cooperative boasts the longest private driveway in the city, leading to a grand triple-height Lobby. A staff of 53 provides residents with 24-hour service and security.

Superb amenities include an on-site Management Office, Fitness Center, Pilates Studio, Private Residents Club 39 with a lounge, kitchen, and entertainment rooms, two Conference Rooms, Golf Simulator, Billiards Room, in-house dry cleaning service, Rooftop Sun Decks, and a Garage. Pets are welcome. Apartments may be purchased in a Qualified Personal Residence Trust, and foreign buyers are welcome with USA-based assets.

75% Financing Permitted. Maintenance: $4,448.82/month. Utilities: $1,269.69/month. Cable and Internet: $91.23/month. Window Washing: $58.65/month. Total Monthly Charges: $5,868.39. 3% Flip Tax paid by Buyer.

A rare High Floor Corner offering, Residence 23B combines beautifully renovated interiors, grand proportions, abundant natural light, and impressive open views. The separate Office/Staff Room provides an exceptional degree of flexibility within one of Manhattan’s most distinguished residential addresses.

Property Features

Policies

  • Cats and dogs allowed

Home features

  • Washer/dryer in unit
  • Central air
  • Sauna

Building amenities

Services and facilities

  • Bike room
  • Cold storage
  • Concierge
  • Elevator
  • Garage parking
  • Kitchen facilities
  • Laundry in building
  • Storage space
  • Valet parking

Wellness and recreation

  • Billiard room
  • Game room
  • Golf simulator
  • Gym
  • Resident lounge
  • Sauna
  • Steam room

Outdoor space

  • Courtyard
  • Garden
  • Roof deck

Some building amenities are reported on other current listings in this building. Confirm amenities and building policies before relying on them.

Estimate

Monthly Cost & Closing Costs

The rate is a placeholder, not a quote. Enter the one your lender gives you.

$18,607 / month

  • Principal and interest$14,158
  • Maintenance$4,449

Due at closing

  • Down payment (20%)$560,000
  • NYS “mansion tax” (1.25%)$35,000

Co-op share loans aren't subject to mortgage recording tax. Not included: attorney, title insurance, lender and appraisal fees, board application and move-in fees, flip tax and prepaid items. Estimates only, based on the published New York State rates. Your attorney and lender will confirm the real figures.

Listing Courtesy of Sothebys International Realty

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RLS: Real Estate Board of New York Residential Listing Service

This information is not verified for authenticity or accuracy and is not guaranteed and may not reflect all real estate activity in the market. ©2026 The Real Estate Board of New York, Inc., All rights reserved.

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