How man cups does 30 graham crackers make?

Approximately 30 graham crackers yield about 2 to 2.5 cups when crushed. The exact amount can vary depending on how finely the crackers are crushed. Typically, one full sleeve of graham crackers (which is about 9-10 crackers) produces around 1 cup of crumbs. Therefore, 30 crackers should provide a little over 2 cups when processed.