Milton Coste

Licensed Real Estate Associate Broker

(917) 416-7433

SOLD FOR $2,300,000

Listed at $2,500,000 · Sold 8.0% below asking · Closed May 28, 2026

870 United Nations Plaza #28A
Closed For Sale Co-op

$2,500,000

870 United Nations Plaza #28A

Beekman, Manhattan

MLS® #RLS20045774

RLS at REBNY

Listing by Sothebys International Realty

3

Bedrooms

3.5

Baths

N/A

Sq. Ft.

1966

Year Built

Quick Summary

Bedrooms 3
Bathrooms 4 full, 1 half
Lot Size 88,357 sq ft
Year Built 1966
Ownership Co-op
Maintenance $7,541/mo
Parking Garage
Neighborhood Beekman
Floor 28 of 38

Property Highlights

  • Views: City, Water
  • Exposure: South,West facing
  • Climate Control: Central Air

Property Details

Type Co-op
Ownership Stock Cooperative
Total Rooms 7
Baths 3 Full, 1 Half
Floor 28 of 38
View City, Water
Exposure South,West
Cooling Central Air
Pets Yes
Year Built 1966
Parking Garage Available
Structure Type HighRise
Flooring Hardwood
Lot Size 88,357 sq ft
Block/Lot 01360/7501

Listing History

Event Date Price Change
Listed Sep 3, 2025 $2,500,000 -
Currently Jun 1, 2026 $2,500,000 -

Description

Sophisticated Residence with Iconic East River & Skyline Views at 870 United Nations Plaza Experience timeless elegance and dramatic scale in this High-Floor Corner Residence at the legendary 870 United Nations Plaza. This sprawling 7-Room, 3 Bedroom, 3.5-Bathroom Cooperative Home showcases sweeping walls of glass and one of Manhattan’s most commanding vantage points, with direct panoramas of the East River, United Nations Gardens, and the Manhattan skyline. Grandly Scaled Interiors: The home opens through a gracious Gallery that leads to a sun-flooded Living and Dining Room, stretching nearly 45’ along the river with cinematic skyline views. Architectural arched thresholds, mirrored panels, and refined design details lend the interiors a sense of modern sophistication. With high ceilings and nearly 80’ of uninterrupted south-facing windows, natural light and vistas exude from every Room. Flexible Layout & Flow: A beautifully proportioned Library with custom built-ins opens directly off the Entertaining Space and may serve as a Fourth Bedroom. The expansive, Windowed Eat-In Kitchen offers abundant storage, pantry space, and an adjacent service/Mudroom with a Clothing Washer/Dryer. Private Bedroom Wing: The East Wing is designed for privacy and comfort, with three large Bedrooms. The Primary Suite spans 18' by 13', framed by River Views and mirrored closets, and includes an En-Suite Marble Bathroom. The Secondary Bedrooms are equally generous, with excellent storage and natural light. Lifestyle & Building Amenities: 860 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 has the longest private Driveway in the city which leads to a grand triple-height Lobby. 53 staff members provide residents with 24 hr service and security. Superb amenities are on-site Management Office, new Fitness Center, Pilates Studio, Private Residents Club 39 – a Lounge with Kitchen and entertainment rooms, 2 Conference Rooms, Golf Simulator, Billiards Room, in-house Dry Cleaning Service, Rooftop Sun Decks and Garage. Pets are welcome. Apartments may be purchased in a Qualified Personal Residential Trust. Foreign buyers welcome with USA based assets. 75% Financing Permitted. Maintenance: $5,789.02/m. Utilities: $1,594.60/m (includes electric, gas, water, basic cable & internet). Window Washing: $65.69/m. 3% Flip Tax paid by buyer.

Features & Amenities

Interior Features

Common On Floor Common Area Laundry Room In Unit Flooring: Hardwood

Exterior Features

Building Garden Garden

Building Amenities

Elevators

Building Information

Building Data View Compliance & Permits
Total Units 169
Stories 38
Structure HighRise

Financial Details

Maintenance $7,541/mo
Sale Price $2,300,000

Beekman occupies a low-traffic pocket on Manhattan's East Side, centered on the two-block Beekman Place between 49th and 51st Streets with direct views of the East River. The housing stock features well-maintained prewar cooperatives, ivy-covered townhouses, and luxury condominiums, with the E, M, and 6 trains at nearby Lexington Avenue stations and the 4, 5, 6, and 7 at Grand Central-42nd Street. Peter Detmold Park and the East River esplanade provide waterfront green space within steps of the residential core.

Beekman Live Market Data

View Neighborhood

Active Listings

53

Median Asking Price

$1.35M

Median $/Sqft

$906

Avg Days on Market

N/A

New This Week

1

Price Reduced

53%

Sold (30 Days)

2

Median Sale Price

$2.40M

Live data from RLS at REBNY • Updated 5/31/26, 10:42 PM EST

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Location

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870 United Nations Plaza #28A, Beekman, New York County

Floor Plans

Floor Plan 1

Building Information

Official NYC property records for this building

1967
Year Built
59 years old
37
Floors
C5-2
Zoning District
Condominiums

Tax & Assessment

Assessed Value: $64,143,272
Land Value: $10,664,999
Exemptions: $29,250,383

Note: Individual unit taxes may differ. Verify current tax bills with NYC DOF.

Lot Area: 88,357 SF
Building Area: 306,964 SF
Built FAR: 3.47
Allowed FAR: 10

Source: NYC PLUTO (Primary Land Use Tax Lot Output), NYC Department of City Planning (data.cityofnewyork.us)

Want help estimating ownership costs or understanding building compliance? Let's discuss

Frequently Asked Questions

Common questions about this property

The current listed monthly maintenance are $7,541 per month. Confirm the exact amount with the listing broker before making an offer.

The current listed annual property tax is $0, or roughly $0 per month. Verify the current assessment with your attorney before closing.

This property has 3 bedrooms and 3 full bathrooms and 1 half bathroom.

According to MLS records, the building was constructed in 1966, making it approximately 60 years old.

This listing is a co-op (stock cooperative). Buyers purchase shares in a corporation rather than real property, and the board must approve all sales.

Pets are permitted at this property. Contact the listing broker for weight limits or breed restrictions.

To schedule a private showing, contact Milton Coste at (917) 416-7433 or [email protected]. Per REBNY guidelines effective 2025, a Buyer Representation Agreement is required before a buyer's broker can show you properties. You may attend open houses independently without one.

Have a question not answered here?

(917) 416-7433
MLS® ID: RLS20045774
First Listed: 9/3/2025
On Market: 9/3/2025
Price Changed: 9/3/2025
Closed: 5/28/2026
Contract Date: 9/3/2025

Listing Courtesy of Sothebys International Realty - Nikki Field

Listing Contact: (212) 606-7669

Listing information for certain New York City properties provided courtesy of the Real Estate Board of New York's Residential Listing Service (the "RLS"). The information contained in this listing has not been verified by the RLS and should be verified by the consumer. The listing information provided here is for the consumer's personal, non-commercial use. Retransmission, redistribution or copying of this listing information is strictly prohibited except in connection with a consumer's consideration of the purchase and/or sale of an individual property. This listing 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. This advertisement does not suggest that the broker has a listing in this property or properties or that any property is currently available.

Broker Commission Disclosure: Broker commissions are not set by law and are fully negotiable.

Buyer Notice: Planning to work with a buyer's broker? A Buyer Representation Agreement is required before your broker can show you properties, per REBNY/UCBA guidelines (effective 2025). You may attend open houses independently without one.

RLS at REBNY

RLS Data display by Keller Williams NYC. Data last updated on 6/1/2026 at 2:42 AM UTC

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