Opening Day The New York Yankees draw the largest paid attendance, 55,452, for any Yankee Stadium opener April 20, 1932May 4, 2019 Opening Day On April 20 , 1932 – The New York Yankees draw the largest paid attendance, 55,452, for any Yankee Stadium opener. Babe Ruth homers as Lefty Gomez beats Lefty Grove in the 8 – 3 victory over the Philadelphia Athletics.