Listing Courtesy of AA Management NYC LLC
$1,625,000
Potential Rebate: $24,375
Residence 21E at 15 William Street is a spacious and light-filled two-bedroom, two-bath home in one of Downtown Manhattan’s premier full-service condominiums.<br><br>This corner residence boasts floor-to-ceiling windows and soaring ceilings, flooding the home with natural light and offering sweeping city views. The open-plan living and dining area is ideal for entertaining, with a chef’s kitchen featuring custom cabinetry, Caesarstone countertops, and top-of-the-line appliances by Miele, Gaggenau, and Sub-Zero.<br><br>The primary suite accommodates a king-sized bed, includes a large walk-in closet, and a spa-like ensuite bath with a deep soaking tub, rain shower, and double vanity. The second bedroom is generously sized — perfect as a bedroom, home office, or guest suite — with an adjacent full bath. An in-unit washer/dryer completes the convenience of this beautiful home.<br><br>15 William offers one of the most comprehensive amenity packages in Lower Manhattan: a 24-hour doorman and concierge, resident lounge, screening room, indoor lap pool, fitness center, yoga studio, squash court, children’s playroom, and a landscaped rooftop sundeck with breathtaking skyline and harbor views.<br><br>Located in the heart of the Financial District, the building is steps from the South Street Seaport, the World Trade Center, Wall Street, Fulton Center, and multiple subway lines — providing seamless access to the rest of the city.<br><br>$1,471.16/Month special assessment until January 2026 for the replacement of all AC units in the apartment installed in 2025. Post closing Buyer must pay the installments to be due at the time.
$12,412 per month
30 year fixed, 6.28% Interest
One-time rebate at closing
$24,375
Monthly savings impact
$68/mo
💡 Estimated at 1.5% of purchase price
The rebate is paid to you at closing and can help offset closing costs or other expenses.
Calculator Disclaimer: This calculator provides estimates for informational purposes only. Actual monthly payments, interest rates, taxes, and rebate amounts may vary. The rebate calculation is an estimate and subject to final terms. This information is not provided by the Real Estate Board of New York (REBNY).
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RLS IDX Data display by Real Estate Rebate Team. This information is not verified for authenticity or accuracy and is not guaranteed and may not reflect all real estate activity in the market. ©2025 The Real Estate Board of New York, Inc., All rights reserved. IDX information is provided exclusively for consumers’ personal, non-commercial use and it may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.
All information furnished regarding property for sale, rental or financing is from sources deemed reliable, but no warranty or representation is made as to the accuracy thereof and same is submitted subject to errors, omissions, change of price, rental or other conditions, prior sale, lease or financing or withdrawal without notice. All dimensions are approximate. For exact dimensions, you must hire your own architect or engineer and for no listing shall the number of bedrooms listed be considered a legal conclusion.
The Real Estate Rebate Team
Listing Courtesy of AA Management NYC LLC
Data Source: TRESTLE #RLS20048246

Compare average listing prices and value metrics for 15 William Street against the surrounding Financial District market.
than the Financial District price-per-sq-ft average
Units in this building are listed below the neighborhood average, potentially offering better value per square foot compared to surrounding properties.
The Financial District (FiDi) is where New York began. Narrow, winding colonial streets meet soaring glass skyscrapers.
\nOffice-to-residential conversions are the norm. High ceilngs, thick walls, and modern amenities in historic buildings.
\nFast-paced by day, quieter by night (though changing). Stone Street offers a lively cobblestone drinking scene.
\nThe best connective tissue in NYC. Fulton Center and WTC Oculus connect virtually every subway line and PATH.
\nThe Battery offers waterfront green space. Eataly, iPic Theater, and South Street Seaport provide leisure.
\nBest for Wall Street workers, efficiency lovers, and those wanting luxury value.

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