Basketball Equipment & Facilities

Basketball Court Dimensions

basketball hoopsThe size of the court depends on the playing level. The size of the court for NBA and College games is 94 feet long and 50 feet wide. It is smaller for High School and Junior High.

The Backboard and Rim

The regulation height above the ground for the rim (hoop) is 10 feet, and the rim is 18 inches in diameter. Backboards are 6 feet wide (72 inches) by 42 inches tall, with the inner square being 24 inches wide by 18 inches tall.

The Foul Line

For all size courts the 'foul line' is 15 feet in front of the backboard.

The Key

The key is 12 feet wide, and is the same for all basketball courts. The backboard extends 4 feet out over the baseline into the key. A half circle of diameter 6 foot extends from the foul line away from the basket to complete the key.

The 3 Point Line (Arc)

For NBA Basketball Courts the 3 point arc is 22 feet to the center of the rim on the sides with a straight line extending out 16 feet 9 inches from the baseline. Past those points the line extends out 23 feet 9 inches from the center of the rim.

Line Markings

All line markings on the floor are 2 inches wide and can vary in color.

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