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Not all basketball courts are the same. The size and nature of each type will depend on the age group of the players participating. These numbers were not generated by James Naismith but were drawn up after decades of competition.

Today’s standard basketball court size is a rectangle of 94×50 feet. However, the measurements for high school, college, or youth league arenas will be somewhat smaller.

What are the high school basketball court dimensions? The overall dimensions of high school basketball courts are typically 50 feet wide and 84 feet long.

Not only does the size of the basketball court matter, but the other parts of the court also do. Let’s learn more about them in this article with Scott Fujita.

Official High School Basketball Court Dimensions

People use length, width, and height to show the dimensions of a high school basketball court.

The length of the court is equivalent to the distance from the end line to the baseline. The width refers to the distance between the lines. Lastly, people measure the height of the basketball court from the floor to the top of the backboard.

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This section will answer questions related to the specific dimensions of this type of yard, as well as a diagram for you to follow most intuitively.

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High school basketball court dimensions diagram. 

Basketball Court Size Overall

The overall size of most high school basketball courts is 84 feet long and 50 feet wide. At some junior high schools, the court size will be 74 feet long and 42 feet wide.

The Foul Line

The distance of the foul line is the same across all courts. It falls about 15 feet from the foul line to the front of the backboard. The distance between the offensive line and the baseline is 18 feet 10 inches.

The Lane

The Lane, as known as “The Key,” is 12 feet wide. When comparing from the baseline to the key, specified courts have the backboard four feet wide. A six-foot arc (half a circle) will extend from the foul line away from the basket rim to complete the lane.

The Three-Point Line (Arc)

The rules of the three-point line are pretty much the same for a high school and college basketball court. It measures 19 feet 9 inches. From the baseline, one will draw an additional line extending 5 feet 3 inches.

The Backboard and Rim

The distance from the ground to the hoop’s top is set at ten feet for all levels of play. The following part of the table is specified to have a width of 72 inches and a height of 42 inches.

The standard diameter of a basketball rim is 18 inches. The overall dimensions of the inner square on the backboard are 24 inches (width) and 18 inches (height).

All lines on the field are 2 inches wide. There is no specific rule on color so that you can flexibly change it depending on the situation.

Free Throw Line

Players from 10 and above can use the standard free throw lane of 15 feet. However, junior leagues often mark the floor closer to about 2 feet to accommodate the physical conditions of the young players.

Basketball Hoop Height

On all regulated basketball courts, including the NBA, FIBA, NCAA, or high school courts, the top of the basketball hoop must be 10 feet off the ground.

NBA Basketball Court Dimensions

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NBA basketball court dimensions diagram. 

The official National Basketball Association (NBA) court size is 94 feet long and 50 feet wide. International NBA court dimensions will be slightly smaller.

The half-court line will be in the center of the yard and measure 47 feet. The free-throw line is 15 feet from the front of the backboard and 19 feet from the edge of the field. From the center of the basketball hoops, the 3 point line is 23.75′ or 23’9′ from center.

FIBA Basketball Court Dimensions

The International Basketball Federation (FIBA) requires their courts to be 91.9 feet long and 49.2 feet wide for professional basketball games. The half-court line is located directly in the center of the court and at 45.95 feet.

The three-point line is 22.15′ from the center of the basketball hoop. The free throw lane is 15 feet from the backboard and 19 feet from the edge of the field.

The size numbers of the FIBA ​​court are tough to remember because there are so many odd numbers. However, if you convert it to meters, things will be a lot easier. A standard FIBA ​​court will be 28 meters long and 15 meters wide. If you want to play in the Olympics or other international games, the size of the field is essential.

To understand what NBA players face to compete internationally, check out this video.

College Basketball Court Diagram And Dimensions

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NCAA basketball court dimensions diagram.

The size of the NCAA basketball court is quite similar to the NBA court, except that the three-point line is a bit closer. It is in total 94 feet long and 50 feet wide, with a half-court line of 47 feet in the courtyard’s center.

The free-throw line is 19 feet from the edge of the field, and the backboard front is 15 feet. Taking a distance of 22.15′ from the center of the hoop, we get the 3 point shooting line.

The one-and-a-half foot difference on the three-point line can create significant problems for someone who has just made the transition from college to pro basketball. You will need to get used to them again to achieve the highest accuracy when shooting.

Frequently Asked Questions

This section will answer some questions regarding the size of the basketball court.

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FAQs of basketball courts.

What Are The Basketball Court Dimensions In Meters?

The metric dimensions of a professional basketball court, such as the NBA courts, are 28.65 meters long and 15.24 meters wide. The high school basketball court has a length of 25.6 meters.

What Are The Half Court Dimensions?

For professional tournaments, half-court dimensions are 47 feet long. The corresponding figure is 42 feet for high school.

For backyard dimensions, half-court sizes fall between 42 feet in length and 37 feet in width. The high school half courts will be slightly larger, 50 feet long, and 42 feet wide.

What Is The Circumference And Diameter Of A Basketball?

Men’s, women’s, and junior tournaments will use different-sized basketballs.

For the men’s NBA or NCAA tournament, players use basketballs 9.43-9.51 inches in diameter with width measured from left to right. The circumference of the ball is 29.5 inches which is the distance measured around the outside. The boys’ tournament used a ball with a circumference of 28.5 inches.

NCAA or WNBA teams use slightly smaller basketballs. They have a circumference of 28.5 inches and a diameter of 9.07-9.23 inches. 

Junior tournament for female teens using a ball with a circumference of 27.5 inches. Children ages 5 to 8 will use the smallest size basketball, with a circumference of 25.5 inches.

Final Thoughts

Depending on the physical condition and age of the player, we have different rules about basketball court dimensions. They will help talents bring out their best when competing.

If you are a parent and plan to nurture your child’s basketball abilities, start reading this information now. It plays an essential role in helping plan the best training and development.

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