15 WILLIAM Street #18D
MLS® #RLS20056656
Listing by Serhant
Studio
1
Bath
698
Sq. Ft.
2005
Year Built
Quick Summary
Property Highlights
- Views: City, River
- Exposure: East facing
- Climate Control: Central Air
Property Details
Listing History
| Event | Date | Price | Change |
|---|---|---|---|
| Listed | Oct 25, 2025 | $850,000 | - |
| Price Reduced | Apr 16, 2026 | $835,000 | -1.8% |
| Currently | Apr 21, 2026 | $830,000 | -0.6% |
Description
Bathed in light and beautifully proportioned, Residence 18D at 15 William Street is a spacious 698 sq ft studio framed by oversized windows with sweeping open views of the river and skyline.
The layout is designed for both ease and versatility, with thoughtfully defined areas for living, dining, and sleeping. Custom window treatments and Burmese teak floors bring warmth and texture, while a cleverly integrated Murphy office provides a discreet, built-in workspace that tucks away effortlessly.
The kitchen pairs style and function with Miele and Liebherr appliances, white lacquer cabinetry, and Caesarstone counters. The spa-style bath features a deep soaking tub, a rain shower, and refined modern fixtures. Louvered doors allow sunlight to filter through to the dressing area, home to a generous walk-in closet, creating a bright yet private space to get ready each day.
An in-unit washer/dryer completes the residence.
At 15 William, residents enjoy a comprehensive collection of hotel-style amenities, including a 24-hour doorman, state-of-the-art fitness center and yoga studio, indoor lap pool and outdoor hot tub, basketball and squash courts, screening room, children's playroom, dog run, and rooftop lounge with a sundeck, kitchen and panoramic views.
Set in the heart of the Financial District, moments from the Seaport, Stone Street, and multiple subway lines, 15 William offers a seamless downtown lifestyle where comfort, design, and convenience meet.
Features & Amenities
Interior Features
Exterior Features
Building Amenities
Building Information
Financial Details
About Financial District
View All Financial District ListingsThe 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 NeighborhoodActive Listings
255
Median Asking Price
$1.29M
Median $/Sqft
$1,235
Avg Days on Market
N/A
New This Week
9
Price Reduced
27%
Sold (30 Days)
27
Median Sale Price
$1.60M
Live data from RLS at REBNY • Updated 4/21/26, 11:18 AM EST
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Location
15 WILLIAM Street #18D, Financial District, New York County
Floor Plans
Listing Data
RLS® at REBNY (Real Estate Board of New York) via Trestle API. Updated in real-time.
Market Data
RLS® at REBNY (Real Estate Board of New York). Live data updated in real-time.
Map & Location
OpenStreetMap contributors via Leaflet. Geocoding via Nominatim.
All data is provided for informational purposes only and should be independently verified. See our Data Sources Policy for more information.
Frequently Asked Questions
Common questions about this property
The current listed common charges are $1,008 per month. Confirm the exact amount with the listing broker before making an offer.
This property has 0 bedrooms and 1 full bathroom.
The listed interior living area is 698 square feet. Verify dimensions independently during due diligence.
According to MLS records, the building was constructed in 2005, making it approximately 21 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: Conditional,Building Pets Allowed Comments:Conditional. Contact the listing broker for weight limits or breed restrictions.
At the current list price of $830,000 for 698 sq ft, the asking price per square foot is approximately $1,189. 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) 416-7433Listing Courtesy of Serhant - Ashlei V De Souza
Listing Contact: (917) 388-5432
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 Data display by Keller Williams NYC. Data last updated on 4/21/2026 at 3:18 PM UTC