NBA Professional Half Court Dimension is 50’ baseline by 47’ sidelines. College Women’s and Men’s basketball half-court dimensions are the same as the NBA. High School basketball half-court dimension is 50’ baseline by 42’ sideline. In the USA, the official basketball key dimensions are all the same except for professional play.

For example, any non-standard lines, shifted court due to the pole positioning, uneven dimensions, etc. The smallest basketball half-court is 16’ x 20’ ft and the largest court we made was a 78’ x 152’. The official half-court dimensions are as follow. NBA Professional Half Court Dimension is 50’ baseline by 47’ sidelines.

A six-foot arc (half circle) starting from the free-throw line away from the basket completes the key area. Baskets, free-throw lines, three-point arcs, and the half-court line are some of basketball courts’ foundational elements. Court lines mark 94 feet in length by 50 feet in width for NBA courts. The half-court line is at 47 feet.

To set up a half-court basketball, you will need a space at least 50 feet long and 28 feet wide. These dimensions are based on the standard dimensions of a half-court used in professional and college basketball. Basketball is one of the most liked games around the globe.