Simon Property moving to 230 Park

The country’s largest public real estate company is moving its New York headquarters to 230 Park Avenue, the landmarked icon on 46th Street also known as the Helmsley Building. According to the Observer, Simon Property Group has taken 11,652 square feet of office space on the 22nd floor of the building, which recently received LEED Gold certification, in a 10-year deal. The asking rent was in the mid-$60s per square foot, Monday Properties said. The landlord has leased 200,000 square feet worth of space in the tower so far this year, mostly renewals, to tenants including Six Flags, Encyclopaedia Britannica and law firm Satterlee Stephens Burke & Burke. [NYO]