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Office tower on Manhattan’s Billionaires’ Row to become apartments

Project seeks to tap state tax incentive program that encourages conversions
Tower 57 at 135 E. 57th St. in Manhattan is set to become an apartment building. (CoStar)
Tower 57 at 135 E. 57th St. in Manhattan is set to become an apartment building. (CoStar)
CoStar News
August 6, 2025 | 10:18 P.M.

A 32-story office tower on Manhattan’s Billionaires’ Row is set to be converted to a residential property as the city contends with below-average housing vacancy rates and record-high market asking apartment rents.

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