Milton Coste

Licensed Real Estate Associate Broker

(917) 416-7433

Under Contract – Backup offers may be accepted

15 William Street #21A
Interested in this property?
Pending For Sale Condo

$1,535,000

$1,158 per sq ft

15 William Street #21A

Financial District, Manhattan

William Beaver

MLS® #RLS20053561

RLS at REBNY

Listing by Compass

2

Bedrooms

2

Baths

1,325

Sq. Ft.

2008

Year Built

Quick Summary

Bedrooms 2
Bathrooms 2
Living Area 1,325 sq ft
Year Built 2008
Ownership Condo
HOA/Common Charges $1,914/mo
Property Taxes $30,900/yr
Parking Garage
Neighborhood Financial District
Floor 21 of 47

Property Highlights

  • Views: River
  • Exposure: East facing
  • Climate Control: Central Air

Property Details

Type Condo
Ownership Condominium
Total Rooms 5
Baths 2 Full
Floor 21 of 47
View River
Exposure East
Cooling Central Air
Pets Yes, CatsOk, DogsOk
Year Built 2008
Living Area 1,325 sq ft
Parking Garage Available
Parking Features Garage, Valet
Structure Type HighRise
Flooring Hardwood
Furnished Unfurnished
Parcel # 0025-1516
Block/Lot 00025/7501

Listing History

Event Date Price Change
Listed Oct 8, 2025 $1,535,000 -
Currently Jun 9, 2026 $1,535,000 -

Description

Perched on a high floor at 15 William Street, this two-bedroom, two-bathroom residence combines luxury finishes with sweeping views of the East River and downtown skyline. Expansive windows flood the home with natural light, perfectly highlighting the open, airy layout. The highly sought-after A-line floor plan is ideal for both daily living and entertaining. An entry foyer and gallery lead into the spacious living and dining areas, where a wraparound wall of windows frames an unparalleled view. The kitchen is a masterpiece of design, featuring a large custom island with white lacquer and stainless-steel cabinetry, Caesarstone countertops and backsplash, and a Blanco stainless-steel sink with Vola satin nickel fixtures. Top-tier appliances include a fully integrated Sub-Zero 700 series refrigerator/freezer, Miele 60-bottle wine fridge, Miele gas cooktop and convection oven, and Miele Incognito dishwasher. The serene primary suite offers skyline views, generous closet space, and a windowed en-suite bathroom with a custom Corian vanity, double medicine cabinet with integrated lighting, oversized soaking tub, separate rain shower, and Toto Carolina toilet. The bright corner second bedroom features oversized windows, ample storage, and its own en-suite bathroom with a second door connecting to the foyer. Warm Burmese Teak floors flow throughout the home, complemented by modern conveniences including an in-unit washer/dryer, multi-zone climate control for year-round comfort, and abundant storage. 15 William Street offers a world-class suite of amenities, including a Penthouse Sky Lounge with landscaped wraparound terrace with grills, private playground, professional screening room, covered dog run, valet parking, and concierge services. Nearly 18,000 square feet of wellness and fitness space features a sun-filled gym with state-of-the-art equipment, a 50’ indoor heated saltwater lap pool, outdoor hot tub, sauna and steam rooms, half-court basketball, indoor squash court, and yoga studio. Situated in the Financial District, this luxury condominium is surrounded by architectural landmarks, premier shopping, top-tier dining, and convenient grocery options, including the new Whole Foods Market on Broadway. Residents enjoy easy access to multiple transit options: 2,3,4,5,6,R subways, buses, PATH, Citi Bike stations, and the NY Water Taxi.

Features & Amenities

Interior Features

Entrance Foyer Sauna Walk In Closets Building Washer Dryer Install Allowed Common On Floor Common Area In Unit Flooring: Hardwood

Exterior Features

Building Basketball Court Building Roof Deck Private Outdoor Space Under60 Sqft

Building Amenities

Basketball Court Bike Storage Common Lounge Common Playroom Concierge Elevators Fitness Center Health Club Package Room Racquetball Sauna

Building Information

Building William Beaver
Building Data View Compliance & Permits
Total Units 319
Stories 47
Structure HighRise

Financial Details

Common Charges $1,914/mo
RE Taxes $30,900/yr ($2,575/mo)

The Financial District occupies the southern tip of Manhattan, where landmark office towers have been converted into spacious residential lofts alongside new luxury high-rise condominiums with river and harbor views. The Oculus and Fulton Center transit hubs connect over a dozen subway lines, including the 2, 3, 4, 5, A, C, J, and Z trains, making it one of the best-connected neighborhoods in the city. Battery Park, Bowling Green, and the 9/11 Memorial provide open green space and waterfront access at the foot of the skyline.

Financial District Live Market Data

View Neighborhood

Active Listings

264

Median Asking Price

$1.28M

Median $/Sqft

$1,282

Avg Days on Market

N/A

New This Week

6

Price Reduced

29%

Sold (30 Days)

24

Median Sale Price

$1.54M

Live data from RLS at REBNY • Updated 6/8/26, 8:51 PM EST

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Location

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15 William Street #21A, Financial District, New York County

Floor Plans

Floor Plan 1

Building Information

Official NYC property records for this building

2005
Year Built
21 years old
44
Floors
320
Residential Units
C5-5
Zoning District
Condominiums

Tax & Assessment

Assessed Value: $66,301,577
Land Value: $2,753,961
Exemptions: $0

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

Lot Area: 23,649 SF
Building Area: 374,614 SF
Built FAR: 15.84
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 $1,914 per month. Confirm the exact amount with the listing broker before making an offer.

The current listed annual property tax is $30,900, or roughly $2,575 per month. Verify the current assessment with your attorney before closing.

This property has 2 bedrooms and 2 full bathrooms.

The listed interior living area is 1,325 square feet. Verify dimensions independently during due diligence.

According to MLS records, the building was constructed in 2008, making it approximately 18 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.

Pets are permitted at this property: Building Pets Allowed Comments:2 pets allowed with Board Approval. Contact the listing broker for weight limits or breed restrictions.

At the current list price of $1,535,000 for 1,325 sq ft, the asking price per square foot is approximately $1,158. 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: RLS20053561
First Listed: 10/8/2025
On Market: 10/8/2025
Price Changed: 10/8/2025
Pending Since: 3/24/2026
Contract Date: 9/30/2025

Listing Courtesy of Compass - Ian Lefkowitz

Listing Contact: (201) 704-7004

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 6/9/2026 at 12:51 AM UTC

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