Milton Coste

Licensed Real Estate Associate Broker

(917) 416-7433

SOLD FOR $14,800,000

· Closed April 10, 2017

50 RIVERSIDE Boulevard #21B
Closed For Sale Condo

$14,800,000

$2,444 per sq ft

50 RIVERSIDE Boulevard #21B

Upper West Side, Manhattan

ONE RIVERSIDE PARK

MLS® #RLS10085853

RLS at REBNY

Listing by Stribling & Associates Ltd

7

Bedrooms

9

Baths

6,056

Sq. Ft.

2015

Year Built

Quick Summary

Bedrooms 7
Bathrooms 9
Living Area 6,056 sq ft
Year Built 2015
Ownership Condo
HOA/Common Charges $7,765/mo
Property Taxes $5,160/yr
Neighborhood Upper West Side

Property Highlights

  • Exposure: East,South,West facing

Property Details

Type Condo
Ownership Condominium
Total Rooms 11
Baths null Full
Exposure East,South,West
Pets Yes
Year Built 2015
Living Area 6,056 sq ft
Parcel # 1171-2549

Listing History

Event Date Price Change
Listed Jul 14, 2016 $21,000,000 -
Price Reduced Sep 20, 2016 $16,250,000 -22.6%
Currently May 4, 2026 $14,800,000 -8.9%

Description

MAJOR PRICE REDUCTION

Views. Terraces. Space. Amenities. This magical 12 room duplex penthouse with an oversized wrap terrace and its own private outdoor pool sits high above the Hudson River, offering sparkling water views from every major room. A masterpiece in design and space inside and out, this apartment feels classic and logical, modern and fun.

A gracious entrance foyer with an elegant staircase leads to the double-height corner living room which opens onto the apartment's dramatic entertaining terrace. Floor to ceiling windows provide unobstructed views as far as the eye can see. A beautiful library with fantastic river views and a fireplace is just off the living room and is an ideal retreat for cozy evenings.

A lovely formal dining room can easily host large parties and is perfect for formal entertaining or a more casual buffet as it is open to the lofty living room.

The spacious eat-in-kitchen with appliances by Miele, includes a vented range hood and custom designed white lacquer cabinetry and stone countertops. The kitchen is designed with enough space to cater a big party but also has a bright and charming breakfast/den area that opens to the terrace and the southeast terrace and pool.

Upstairs, the luxuriously spacious master bedroom suite, also with open Hudson River views, features two master bathrooms, two enormous walk-in closets, and several additional smaller closets. There are four more bedrooms on this upper floor and two more on the main floor, all with en-suite baths.

One Riverside is an impeccably built and run building with white glove service, including 24-hour doorman and concierge service.. The building features over 50,000 square feet of lifestyle amenities, including LA PALESTRA, a 40,000-square-foot athletic club and spa, a 75-foot swimming pool, 38-foot rock-climbing wall, basketball and squash courts, two-lane bowling alley, lounge, and a golf simulator. Spa facilities include locker and dressing rooms, sauna and steam rooms, and private treatment rooms. One Riverside Park also includes an indoor playground designed by Kidville, resident's lounge equipped with a catering kitchen, private screening room, game room and landscaped garden courtyard.

Building Information

Financial Details

Common Charges $7,765/mo
RE Taxes $5,160/yr ($430/mo)
Original Price $21,000,000
Previous Price $16,250,000

The Upper West Side (UWS) is celebrated for its cultural richness and architectural grandeur. Set between Central Park and Riverside Park, the neighborhood provides direct access to green space within the urban grid. Residents enjoy easy access to Lincoln Center, the American Museum of Natural History, and a popular culinary scene. The real estate landscape is famous for its historic brownstones and iconic 'white-glove' apartment buildings along Central Park West and Riverside Drive.

Upper West Side Live Market Data

View Neighborhood

Active Listings

582

Median Asking Price

$1.52M

Median $/Sqft

$1,471

Avg Days on Market

N/A

New This Week

30

Price Reduced

26%

Sold (30 Days)

79

Median Sale Price

$1.81M

Live data from RLS at REBNY • Updated 5/4/26, 2:33 PM EST

Similar Listings in Upper West Side

View All

Location

Loading map...

50 RIVERSIDE Boulevard #21B, Upper West Side, New York County

Building Information

Official NYC property records for this building

2013
Year Built
13 years old
33
Floors
274
Residential Units
R10
Zoning District
Condominiums

Tax & Assessment

Assessed Value: $102,399,005
Land Value: $19,576,354
Exemptions: $99,798,371

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

Lot Area: 44,767 SF
Building Area: 541,114 SF
Built FAR: 12.09
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 common charges are $7,765 per month. Confirm the exact amount with the listing broker before making an offer.

The current listed annual property tax is $5,160, or roughly $430 per month. Verify the current assessment with your attorney before closing.

This property has 7 bedrooms and 9 full bathrooms.

The listed interior living area is 6,056 square feet. Verify dimensions independently during due diligence.

According to MLS records, the building was constructed in 2015, making it approximately 11 years old.

This listing is a condominium. Buyers receive a deed to their individual unit and own their space outright, subject to condo association rules.

Pet policy requires confirmation with the listing broker.

At the current list price of $14,800,000 for 6,056 sq ft, the asking price per square foot is approximately $2,444. This figure is for reference only and may differ from appraised or assessed values.

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: RLS10085853
First Listed: 7/14/2016
Price Changed: 9/20/2016
Closed: 4/10/2017
Contract Date: 7/14/2016

Listing Courtesy of Stribling & Associates Ltd - Alexa P Lambert

Listing Contact: (917) 403-8819

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 5/4/2026 at 6:33 PM UTC

Buying a Condo? Start Here

Co-op vs. Condo: Which Is Right for You?

Ownership structure, board approval, financing: the full comparison.

Read article

Condo Due Diligence Checklist

What to review before signing: financials, reserve fund, offering plan.

Read article

How to Read a Condo Offering Plan

Decode the offering plan before you commit to any new development.

Read article

NYC Mansion Tax: 2026 Guide

How the tiered mansion tax works for purchases over $1M.

Read article

Interested in this property?

Your info is secure and never shared.

View Active Listings Call Milton