15 WILLIAM Street 20A
$1,600,000
MLS# RLS20117880 · Financial District
Originally listed at $1,650,000. Price last reduced on October 14, 2026.
Listed September 28, 2026 · 29 days on the market
2 Beds 2 Baths 1,325 Sq.Ft.
About This Property
Beautiful 1,325 SF two-bedroom, two-bath residence at 15 William Street featuring 10-foot ceilings and oversized double-glazed windows for excellent light and quiet. The layout includes a built-in home office, multi-zone climate control, and an in-unit washer/dryer.
The open chef's kitchen is outfitted with custom white lacquer and stainless steel cabinetry, Caesarstone countertops and backsplash, and premium appliances including Sub-Zero and Miele. The primary suite offers a large walk-in closet and an additional closet, along with a spa-style bath featuring a soaking tub, separate rain shower, and Toto fixtures.
Residents enjoy full-service amenities including a 24-hour attended lobby, fitness center, yoga/Pilates studio, 50-foot lap pool, squash court, basketball court, spa facilities, penthouse lounge and terrace, and valet parking.
Conveniently located by multiple subway lines (2, 3, 4, 5, 6, R), PATH, Citi Bike, and the New York Water Taxi, with shopping and dining throughout the Financial District.

Curtis Bain
Brown Harris Stevens
Property Features
Policies
- Pets allowed
Home features
- Washer/dryer in unit
- Central air
- City view
- Ocean view
Building amenities
Services and facilities
- Bike room
- Cold storage
- Concierge
- Elevator
- Laundry in building
- Storage space
Wellness and recreation
- Children's playroom
- Indoor pool
- Sauna
- Screening room
- Steam room
Outdoor space
- Courtyard
- Garden
- Roof deck
Some building amenities are reported on other current listings in this building. Confirm amenities and building policies before relying on them.
Estimate
Monthly Cost & Closing Costs
The rate is a placeholder, not a quote. Enter the one your lender gives you.
$9,915 / month
- Principal and interest$8,090
- Common charges$1,825
Due at closing
- Down payment (20%)$320,000
- NYS “mansion tax” (1%)$16,000
- Mortgage recording tax (1.925%)$24,640
Not included: attorney, title insurance, lender and appraisal fees, board application and move-in fees, flip tax and prepaid items. Estimates only, based on the published New York State rates. Your attorney and lender will confirm the real figures.
Gallery
Property Photos
Listing Courtesy of Corcoran Group
This 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.