For Sale
House for sale at 15 William St #21D, New York City, NY 10005 | MLS# RLS20117876 | Listing updated on 2026-10-08
Photo 1 of House for sale at 15 William St #21D, New York City, NY 10005 | MLS# RLS20117876 | Listing updated on 2026-10-08
Photo 2 of House for sale at 15 William St #21D, New York City, NY 10005 | MLS# RLS20117876 | Listing updated on 2026-10-08
Photo 3 of House for sale at 15 William St #21D, New York City, NY 10005 | MLS# RLS20117876 | Listing updated on 2026-10-08
Photo 4 of House for sale at 15 William St #21D, New York City, NY 10005 | MLS# RLS20117876 | Listing updated on 2026-10-08
1
Beds Icon

Street View

$899,000

Monthly Est:$4,475

  • Beds Icon-- Bed
  • Beds Icon
    1 Bath
  • Beds Icon698sqft

15 William St #21D, New York City, NY 10005

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  • Apartment

  • Built in 2005

  • $961/mo HOA

  • -- sqft lot

  • $1,288/sq.ft

Description

This modern designed alcove studio boasts 698 sq. ft. of living space. Light pours through the expansive double-glazed 8'2 windows with southeastern exposures, offering stunning views of downtown New York and the Harbor. The open kitchen and spacious living area give the apartment a loft-like feel. The kitchen features custom designed cabinetry and high-end appliances. The bath includes an oversized deep soaking tub and a separate rain shower. The apt. features 9'8 ceiling heights, Burmese Teak flooring and washer/dryer.

Residents of 15 William Street are treated to an array of exceptional amenities. The building boasts a state-of-the-art fitness center, a serene
spa, a refreshing pool, and a rooftop deck with breathtaking views. Additionally, there is a private screening room for movie enthusiasts, a dog park for furry friends, an outdoor children's playground and indoor playroom for little ones, and a stunning rooftop lounge and outdoor sundeck for residents' enjoyment.

The building also offers modern conveniences such as parking, ensuring hassle-free access to your vehicle. A full-time doorman and concierge are available to assist residents, providing a high level of service and security. Furthermore, the presence of a live-in resident's manager adds an additional layer of personalized care and attention.

  • Houzeo last checked: 0 minutes ago
  • Listing updated: October 8, 2026 at 6:33 pm
  • Listing Provided by: carolina gutierrez (617) 943-0792 , Maria V Velazquez (917) 769-2065 | Corcoran Group (212) 355-3550
  • Source: Rebny MLS-NY | MLS#: RLS20117876 Rebny MLS-NY

This condo is in:

Property Details

  • Status

    Active

  • Type

    Condominium

  • No. of Stories

    47

  • County

    New York County

  • City

    New York City

  • Neighborhood

    --

  • Year Built

    2005

  • HOA Fees

    $961/mo

  • Finished Area

    698 sqft

  • Lot Size

    -- sqft lot

  • Basement Area

    - sqft

  • MLS Name

    Rebny MLS

  • MLS Number

    RLS20117876

  • Days on Market

    22

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Location

HOA Management

N/A

HOA Fees

$961/ Monthly

Disclaimer: Amenities are based on third-party information and may vary; buyers must independently verify all amenities, as information is deemed reliable but not guaranteed.

Facts & Features

Rooms

  • Bedrooms & bathrooms

    Bedroom: --

    Bathroom: 1

Interior

  • Cooling

    Central Air

  • Exterior Features

    Building Courtyard, Building Roof Deck

Utilities & Energy

  • Laundry Features

    Building Other, Washer Hookup, In Unit

  • Pool Features

    Building Indoor

  • Basement

    Other

Other Features

  • Subdivision Name

    Financial District

  • Community Features

    Sauna

  • Patio And Porch Features

    None

Price History

DateEventPrice

09/28/2026

Source: mls_logoRebny MLS-NY #RLS20117876

Listed for Sale

$899,000 +25585.71%

$1,288/sqft

02/25/2018

Source: mls_logoRebny MLS-NY #RLS10226822

Price Decreased

$3,500 -2.78%

$5/sqft

10/03/2017

Source: mls_logoRebny MLS-NY #RLS10226822

Price Decreased

$3,600 -7.69%

$5/sqft

06/03/2016

Source: mls_logoRebny MLS-NY #RLS10277842

Price Decreased

$3,900 -99.58%

$6/sqft

09/14/2014

Source: mls_logoRebny MLS-NY #RLS10036590

Price Increased

$935,000 +26238.03%

$1,340/sqft

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Getting Around 15 William St

Walk Score®

Walk Score

Walker's Paradise

100/100

Transit Score®

Transit Score

Rider's Paradise

100/100

Data provided by Redfin

Nearby Homes

The real estate listing data marked with this icon comes from the IDX program of the RLS at REBNY Listing Service (RLS). Listing information for certain New York City properties provided courtesy of the Real Estate Board of New York's Residential Listing Service (the "RLS") through Oct 22, 2026, 12:00AM. Information deemed reliable but not guaranteed. Information is provided exclusively for consumers' personal, non-commercial use, and may not be used for any purpose other than the identification of potential properties for purchase. 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. Buyer to verify all information. © 2026 The Real Estate Board of New York, Inc. All rights reserved.

Advertising Broker: Derek Greene | The Greene Realty Group