310 E 86th Street, Unit PHBNew York City, NY 10028Price: $7,400,000

  • Price: $7,400,000
  • Est. Mortgage of $/month
  • 606 Days on Market
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$
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$/month over payments
Federal 30-year interest rate: 6.36% last updated on May 14, 2026
* All Figures are estimates. Check with your bank or proposed mortgage company for actual interest rates.
This product uses the FRED® API but is not endorsed or certified by the Federal Reserve Bank of St. Louis.
  • $7,400,000List Price
  • 3Bedrooms
  • 4Bathrooms
  • 2,540Square Feet

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Luxury Living: The Harper Upper East Side Penthouse Perched atop The Harper, the Upper East Side’s premier new development, Penthouse B epitomizes luxury living. Spanning 2,540 square feet of interior space, this stunning three-bedroom, three-and-a-half-bathroom duplex offers a flawless blend of elegance and modern design. The expansive open floor plan is bathed in natural light through floor-to-ceiling windows, framing breathtaking southern views. An exceptional 940-square-foot private rooftop terracecomplete with an outdoor kitchenette and BBQ grillprovides the perfect setting for alfresco dining and entertaining. Entering through a welcoming gallery and foyer, the residence opens to a grand living and dining area with soaring ceilings. The heart of the home, a custom Poliform kitchen, features sleek matte cabinetry and is anchored by honed Taj Mahal quartzite countertops, combining beauty with functionality. Luxurious details abound throughout the penthouse, with hand-selected finishes designed to impress. The primary bathroom is a spa-like retreat, adorned with Crema Luna limestone and Namibia white marble, and fitted with Waterworks fixtures, heated floors, and a custom double vanity. Additional highlights of this meticulously crafted home include white oak flooring, solid-core wood doors with Valli & Valli hardware, and a high-efficiency central VRF heating and cooling system for year-round comfort. Residents of The Harper enjoy a wealth of amenities, including a full-time doorman, a state-of-the-art fitness center, and thoughtfully designed spaces for all ages. The children’s playroom and makers' studio inspire creativity, while a dedicated music studio provides a private escape for musicians. A separate teen lounge offers space for relaxation and socializing. Built by prominent developer IGI, and designed by award-winning architect ODA, The Harper masterfully blends the iconic luxury found in traditional Upper East Side homes with the modern conveniences of condominium living. From the meticulously crafted limestone faade to the exquisitely adorned lobby and throughout the interiors, every detail reflects a commitment to continuity and style.

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Listed by and DORON ZWICKEL of CORE Group Marketing LLC

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. RLS Data display by MYNY.

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