basketball court dimension

Basketball Court Dimensions – How Long Is One?

The basketball court is a flat playing surface that’s rectangular in nature and consists of baskets at both ends.

There are standard dimension for a b-ball court that have been set for professional games. Unknown to most people, however, the size of the court can vary depending on the amount of space available as well as budget.

Below, we’ll take a look at the standard size of a highschool, college NCAA, andNBA basketball courts.

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NFHS High School basketball court dimensions

The recommended dimensions for high school basketball court are 84 feet long by 50 feet wide. You might also find some junior high school courts measuring 74 feet long by 42 feet wide.

The foul line measures 15 feet from the backboard front, and 18 feet 10 inches from the court baseline.

The lane or key should measure 12 feet wide for this type of court. For the regulation courts, you’ll find the backboard extending out up to 4feet over baseline and into the key. Then there’s a 6 foot arc that runs from foul line, far from the basket, to complete the lane.

The arch (3-point line) measures 19 feet 9 inches, with straight line extending out up to 5 feet 3 inches from the court baseline.

Download high school basketball court dimensions here

NCAA College basketball court dimensions

The official size of a college basketball court is 94 feet length by 50 feet width.

Similar to the high school court the foul line here should also measure 15 feet from the foul line all the way to backboard front, and 18 feet 10 inches from the court baseline.

The lane/key dimensions are also similar to the high school court. That is, the key measures 12 feet wide for a college basketball court. Then the backboard extends out up to 4feet over baseline and into the key. Then there’s a 6 foot arc that runs from foul line, far from the basket, to complete the lane.

As for the arch (or 3-point lane, if you like), it measures 20 feet 9 inches.

Don’t forget that these courts also have restrictive area with a radius of .091 m or 3 feet from the basket center.

For those who didn’t know, the restrictive area refers tothe semi-circular arc situated inside directly below the basket, wherein if the defensive player feet are inside, he/she can’t get charging fouls.

Download NCAA college basketball court dimensions here

Official NBA basketball court dimensions

For the professional NBA (and WNBA) court, the standard size is 94 feet length by 50 feet width.

Like the previously discussed courts, it also measures 15 feet from the foul line all the way to backboard front, and 18 feet 10 inches from the court baseline.

The key/lane for NBA basketball is slight different from the above two courts.Itmeasures 16 feet wide. The backboard also should also extend out up to 4 feet over baseline to key. A 6 feet arc runs from the basket and away from the foul line to complete the key.

The 3 point line in NBA courts also differs from other courts as it measures 22 feet to the rim center—with a straight line that runs up to 16 feet 9 inchesfrom the baseline. Past these points, the line runs from the center of the rim for a distance of 23 feet 9 inches.

The restricted arc has 1.22m (4 feet) radius from the basket center.

Download NBA court dimensions here

NOTE: For all the above types of basketball courts, the standard distance from bottom to the top of the rim is 10 feet. All of them use the same size of backboard—measuring72 inches wide by 42 inches tall. The inner backboard square is 24 inches wide by 18 inches tall. All the basketball hoops/rims have a standard diameter of 18 inches.

All the line markings on the basketball court should be 2 inches wide (the line colors might vary, though).

Basketball Court Dimensions in Inches and Yards:

basketball court dimensions

For those who’d want to know how long a basketball court in meters is, you just do quick calculations as in the example below:

Let’s find out the dimensions of high school court in inches.

  • The court measures 84 feet long by 50 feet wide
  • Use 1 ft = 12 inches
  • The length in inches: 84 x 12=1008"
  • The width in inches: 50 x 12=600"
  • The court in inches measures 1008" x 600"

You can also simplify the whole process by using an online calculator to do the conversions.

What if you’d want to know how long is a basketball court in yards? Let’s see how you can find the dimensions of the high school basketball court in yards:

  • The court measures 84 feet long by 50 feet wide
  • Use 1 foot=0.333333 yard
  • The length in yards: 84 x 0.333333=28 yards
  • The width in yards: 50 x 0.333333=16.6667 yards

You can also simplify the whole conversion process by using this online calculator.

Final Word

So, these are the official basketball court dimensions for high school, NCAA College, and the NBA courts. As you can see, all the three courts slight differ in the overall sizes. However, they all use the same rim and backboard dimensions.

Remember,if you decide to set up a basketball court today, its size will be directly dependent on the available space as well as your budget.

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