According to the National Basketball Association (NBA), the dimensions of a half-court are as follows: Length: 50 feet (15.24 meters) Width: 28 feet (8.53 meters) Within these dimensions, a half-court is divided into sections.

Overall dimensions: At professional and college basketball levels, both the men’s and women’s half-court measures fifty feet wide by forty-seven feet long. For high school half-court basketball, court dimensions are five feet shorter.

The size of a standard basketball court used in the professional or college ranks measures 94 feet long x 50 feet wide while many high school courts measure 84 feet long x 50 feet wide. Junior high courts can be even smaller at 74 feet long x 42 feet wide. Based on this, basketball half court dimensions would be 47 x 50, 42 x 50, or 37 x 42.