In High School the length of a basketball court is 84 feet long by 50 feet wide. In the professionals the court is 94 feet long by 50 feet wide. The three point line in high school and in college is nine feet nine inches from the basket. In the professionals the three point line is 22 feet from the basket. Each basket has a white, nylon - mesh net 15 to 16 inches in length connected to the iron loops of the rim.