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$1,450,000
MLS# RLS20104601 · Greenpoint
Listed September 9, 2026 · 49 days on the market
2 Beds 1 Baths 984 Sq.Ft.
Perched atop one of Greenpoint's most thoughtfully designed boutique condominiums, Penthouse B at 91 Diamond is a beautifully crafted two bedroom, one bathroom residence offering exceptional indoor outdoor living, sweeping Manhattan skyline views, and two expansive private outdoor spaces, including a rare private rooftop cabana.
Flooded with natural light through oversized windows, this exceptional penthouse seamlessly blends sophisticated contemporary design with everyday functionality.
Highlights
Living & Entertaining
• Private elevator opening directly into the residence
• Sun filled living and dining area with oversized windows framing the Manhattan skyline
• Expansive private terrace directly off the living space, perfect for entertaining, outdoor dining, or enjoying morning coffee
• Wide plank white oak flooring throughout
Chef's Kitchen
• Caesarstone countertops
• Matte white lacquer cabinetry
• Premium Wolf, Bosch, and Smeg appliances
• Expansive breakfast bar with generous seating and ample workspace
Bedrooms
• Spacious primary bedroom with room for a king size bed
• Custom closet build outs
• Private west facing balcony with spectacular sunsets and views of the World Trade Center
• Bright secondary bedroom with generous closet space
Spa Inspired Bathroom
• Custom tilework
• Kohler fixtures
• Deep soaking tub
• Heated floors
• Integrated stacked washer and dryer
Private Rooftop Cabana
One of Penthouse B's most exceptional features is its exclusive private rooftop cabana, an incredibly rare offering in Brooklyn condominium living. This remarkable private retreat serves as a true extension of the home's living space and offers panoramic views across Greenpoint and toward the Manhattan skyline.
Whether hosting friends, dining under the stars, or simply unwinding above the neighborhood, this extraordinary space offers a level of private outdoor living rarely found in Brooklyn.
Additional Features
• Smart light switches
• Video intercom system
• Refined contemporary finishes throughout
• Dedicated basement storage
91 Diamond
An intimate collection of just ten residences, 91 Diamond offers boutique condominium living with private elevator access, a virtual doorman, fitness room, dedicated storage for every residence, and a beautifully landscaped shared rooftop terrace.
Greenpoint Living
Located on a quiet, tree lined street, Penthouse B is moments from some of Brooklyn's most celebrated restaurants, cafés, and neighborhood favorites, including Chrissy's Pizza, Paulie Gee's, Radio Bakery, WenWen, Chez Ma Tante, and Rule of Thirds.
Perfectly positioned between McCarren Park and McGolrick Park, residents enjoy easy access to two of Brooklyn's most beloved green spaces. From farmers markets, tennis courts, running tracks, dog runs, playgrounds, and an outdoor pool to peaceful tree lined paths and open lawns, Greenpoint offers an exceptional balance of neighborhood energy and tranquility.
Convenient access to the G train at Nassau Avenue and the NYC Ferry provides an easy commute to Williamsburg, Downtown Brooklyn, and Manhattan.
Penthouse B at 91 Diamond offers a rare combination of boutique condominium living, dramatic skyline views, and exceptional private outdoor space in one of Brooklyn's most sought after neighborhoods.

Curtis Bain
Brown Harris Stevens
Services and facilities
Wellness and recreation
Outdoor space
Estimate
The rate is a placeholder, not a quote. Enter the one your lender gives you.
$9,404 / month
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
Listing Courtesy of Compass
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.
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91 Diamond Street PHB
Walking times are estimates. Schools shown are the nearest public and charter schools and are not zone assignments; a nearby school is not necessarily the one an address is zoned for. Confirm zoning with the NYC Department of Education. Sources: MTA, NYC Parks and NYC Department of City Planning open data.
The Neighborhood
Greenpoint is covered by our Brooklyn guide.
A dynamic borough offering architecturally significant residences, world-class culture, and an unmatched creative energy.
Walkability
9/10
Public transit
8/10
Schools
7/10
Dining
9/10
Groceries & parks
8/10
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