Gilsey House rooftop penthouse exterior view with rooftop terrace and lounge.

A Rooftop Addition on a 19th-Century Building Suits a Growing Family’s Needs

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Perched atop the historic Gilsey House, the J+K Residence also overlooks a storied neighborhood. The land, located north of Madison Square, was one of New York's last remaining family farms before becoming a bustling theater district. It then devolved into a neglected wholesale district until being rediscovered by artists and entrepreneurs.