Regulation backboards are 6 feet (183 cm) wide by 3.5 feet (107 cm) tall. All basketball rims (hoops) are 18 inches (46 cm) in diameter. The inner rectangle on the backboard is 24 inches (61 cm) wide by 18 inches (46 cm) tall, and helps a shooter determine the proper aim and banking for either a layup or distance shot.

The standard dimensions for a basketball backboard are 72 inches wide by 42 inches high. Practicing with regulation backboards is the best way to gain experience, but for children that are just learning, a backboard that is 44 inches wide will be suitable.

Regulation basketball backboards have a width of 72” | 183 cm and a height of 42” | 110 cm with an inner rectangle that is 24” | 61 cm wide and 18” | 45.7 cm tall. For casual non-regulation courts, smaller Fan-Shaped Backboard s are often used. Basketball rims are hung 10’ | 3.05 m above the court floor.

Let’s find out… What Size Is a Basketball Backboard? Usually, backboard dimensions range from small 32″ wide to professional 72″ wide! The regulation size for a basketball backboard is 42″ tall x 72″ wide. These dimensions are most often used as the official in big leagues such as NBA, college NCAA games, FIBA tournaments, etc.