How big is a hockey puck? July 27, 2020 by Pamela Landy Usually made of vulcanized rubber, an ice hockey puck is 3 inches in diameter, 1 inch thick, and weighs 5.5 to 6 ounces. Related Answers What was a summoner or A canon’s yeoman or A franklin or A manciple or a reeve? What Kurt Vonnegut character invented ice-nine? How much beef does McDonald’s use each year? Which ice hockey player holds the lifetime record for scoring goals? What was the first American city to be admitted to the National Hockey League? Who was the first black professional hockey player?