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Basketball Court Dimensions

Backyard basketball courts are typically influenced heavily by space availability and budget restrictions, but many people like to incorporate many of the standard basketball court dimensions into their designs.  Below we provide some of the most critical information related and links to basketball court diagrams.

NBA Basketball Court Dimensions

  • 94' Long x 60' Wide
  • The 3 point arc is 23'9" (the straight part extends out 16 feet 9 inches from the baseline before the arc begins)
  • View Diagram

Official NCAA College Basketball Court Dimensions

  • 94' Long x 50' Wide
  • The 3 point arc is 20'9" (the straight part extends 63" out from the baseline before the arc begins)
  • View Diagram

High School Basketball C Dimensions

  • 84' x 50'
  • The 3 point arc is 19'9" (the straight part extends 63" out from the baseline before the arc begins)
  • View Diagram

Other Common Dimensions

  • The free throw line on a basketball court is always 15' from the line to the backboard
  • The distance from the ground to the basketball goal rim is 10'
  • The key is 12' wide (the width of the free throw line) for most courts and 16' fro NBA
  • The basketball backboard should extend 4' over the baseline
  • The 12' wide free throw line forms the center of a circle with a 6' radius
  • The basketball backboard is 72" x 42" and has an 18" diameter rim

 

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