How many 5 quilt squares for twin?

To make a twin-sized quilt, which typically measures about 39 inches by 75 inches, you would need approximately 30 to 40 five-inch squares, depending on your desired layout and any additional borders or sashing you might include. If you arrange them in a grid, a common layout might be 6 squares wide by 8 squares long, totaling 48 squares. Always consider some extra squares for trimming or mistakes.