Houghton Mifflin expands at 3 Park Ave., plans to move NYC office

Publisher is adding 55,000 square feet

3 Park Avenue in Midtown
3 Park Avenue in Midtown

UPDATED, 12:21 p.m., July 31: Houghton Mifflin Harcourt inked a lease to take 55,000 additional square feet in Cohen Brothers Realty Corporation’s 3 Park Avenue with plans to relocate its New York City offices there.

The 12-year lease is for the 21st and 24th floors, in addition to part of the 18th floor. Asking rent was $63 per square foot, the New York Observer reported.

In December 2014, the company signed a 12-year lease for 35,000 square feet, encompassing the 19th floor and the rest of the 18th floor.

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The publisher’s New York office is currently at 215 Park Avenue South.

Marc Horowitz represented the landlord in-house, while David Glassman and Joseph Cabrera of Colliers International represented Houghton Mifflin. [NYO] — Tess Hofmann