The following year, with the assistance of Edward C. Miller and Jacob Wrey Mould, the Casino was redesigned as a Gothic Revival stone structure.

[7] Besides entertaining elite guests in the restaurant, Walker had an office in the Casino and conducted city administration there while meeting with political cronies.

[13] When the Great Depression hit four months after the Casino reopened, the nightclub faced increasing criticism for operating on city land while maintaining prices only the wealthiest New York residents could afford.

In 1930, as part of an enforcement of Prohibition, the United States government raided the Casino and seized alcoholic beverages.

[22][23] During the summer months, it is occupied by a temporary stage and bleachers for the annual SummerStage, and then returned to its playfield status each fall.