What are the sizes of basketballs?

What are the sizes of basketballs? There are four standard basketball sizes used in game play; 29.5″ circumference, 28.5″ circumference, 27.5″ circumference, and 25.5″ circumference. Below you’ll find more information on these four sizes, including the recommended age groups for each.

There are four standard basketball sizes used in game play; 29.5″ circumference, 28.5″ circumference, 27.5″ circumference, and 25.5″ circumference. Below you’ll find more information on these four sizes, including the recommended age groups for each.