Since basketball was invented in 1892 by James Naismith the dimensions of basketball courts have changed many times. And even though basketball courts look very similar across different leagues today, there are some significant differences between NBA, WNBA, NCAA, FIBA, and High school courts.
In this article you can find a detailed summary of court dimensions and also download labelled diagrams of all the different courts. If you are looking for court diagrams to use as a template for drawing up basketball plays, check out our Play Drawer app that allows you to create plays using an easy drag&drop interface in your browser.
All the diagrams on this page are free to use, but please provide a link to thehoopsgeek.com as attribution.
NBA Court Dimensions
Dimensions of NBA Court:
94’ long x 50’ wide
Distance of 3-point line in the NBA:
23'9" on the top of the key, 22' in the corners
Distance of free throw line:
15' from backboard
Distance of backboard from baseline:
The backboard is 4' from the baseline
Radius of center circle:
The radius of the center circle is 6'
Dimensions of key in the NBA:
19' long, 16' wide
Dimensions of restricted area in NBA:
4' radius around the center of the rim
Position of timeout hash marks:
28' from the baseline
Distance of 3-point line from sidelines:
3' from sidelines
Length of straight 3-point line in the corners:
14' from the baseline
NBA Court Diagrams
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Create Your Own NBA Court Diagram
NCAA Court Dimensions
Dimensions of NCAA Court:
94’ long x 50’ wide
Distance of 3-point line:
22’1¾″ on the top of the key, 21.65’ in the corners
Distance of free throw line:
15' from backboard
Distance of backboard from baseline:
The backboard is 4' from the baseline
Radius of center circle:
The radius of the center circle is 4'
Dimensions of the key in the NCAA:
19' long, 12' wide
Dimensions of the restricted area:
4' radius around the center of the rim
Distance of 3-point line from sidelines:
3.35' from sidelines
Length of straight 3-point line in the corners:
9'10⅜″ from the baseline
NCAA Court Diagrams
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Create Your Own NCAA Court Diagram
High School Court Dimensions
Dimensions of High School Court:
84’ long x 50’ wide
Distance of 3-point line in high school:
The 3 pointer in high school is 19’9″ from the center of the hoop
Distance of free throw line:
15' from backboard
Distance of backboard from baseline:
The backboard is 4' from the baseline
Radius of center circle:
The radius of the center circle is 4'
Dimensions of the key in high school:
19' long, 12' wide
Distance of 3-point line from sidelines:
5’3″ from sidelines
High School Court Diagrams
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Create Your Own High School Court Diagram
FIBA Court Dimensions
Dimensions of FIBA Court:
28m long, 15m wide
Distance of 3-point line:
6.75m arc, 6.60m in the corners
Distance of free throw line:
4.60m from the backboard
Distance of backboard from baseline:
The backboard is 1.20m from the baseline
Radius of center circle:
The radius of the center circle is 1.20m
Dimensions of the key in FIBA:
The key in FIBA courts is 5.80m long and 4.90m wide
Dimensions of the restricted area:
1.20m radius around the center of the rim
Distance of 3-point line from sidelines:
0.9m from sidelines
Length of straight 3-point line in the corners:
3.04m
FIBA Court Diagrams
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Create Your Own FIBA Court Diagram
WNBA Court Dimensions
Dimensions of WNBA Court:
94′ long x 50′ wide
Distance of 3-point line in the WNBA:
22.15′ on the top of the key, 22′ in the corners
Distance of free throw line:
15′ from backboard
Distance of backboard from baseline:
The backboard is 4′ from the baseline
Radius of center circle:
The radius of the center circle is 6′
Dimensions of key in the WNBA:
19′ long, 16′ wide
Dimensions of restricted area in WNBA:
4′ radius around the center of the rim
Position of timeout hash marks:
28′ from the baseline
Distance of 3-point line from sidelines:
3′ from sidelines
Length of straight 3-point line in the corners:
7′8⅓″ from the baseline
WNBA Court Diagrams
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Create Your Own WNBA Court Diagram
Frequently Asked Questions
How big is a basketball court?
NBA and NCAA basketball courts are 94' long and 50' wide. International courts used in FIBA competitions are a little smaller at 28m long (91.86′) and 15m wide (49.21′). High school basketball courts are 84' long and 50' wide.
How far is the 3-point line from the basket in the NBA?
At the top of the key the three point line is 23′9″ (7.24m) from the center of the basket.
In the corners, the three point line is 22' (6.71m) from the center of the hoop.
In the corners, the three point line is 22' (6.71m) from the center of the hoop.
What are the size and dimensions of an NBA basketball court?
The NBA court is 94′ (28.65m) long and 50′ (15.24m) wide.
Are NBA and NCAA courts the same size?
Yes, NBA and NCAA courts are both 94′ (28.65m) long and 50′ (15.24m) wide. Three point lines and other markings are different though.
How far is a free throw?
Free throws are 15′ (4.57m) from the backboard. Free throws are 13′9″ from the center of the hoop, and 13′ from the front rim.
What is the size of a half court basketball court?
An NBA halfcourt is 47′ (14.33m) long and 50′ (15.24m) wide.
How long is the straight line in the corner of a three point line?
The length of the straight corner three point line is 14′ (4.27m).
How wide are the lines on an NBA court?
All lines are 2 inches wide.
How far is the backboard from the baseline?
The backboard is 4′ (1.22m) from the baseline.
How wide is the key in basketball?
The key is 16′ wide in the NBA and 12′ wide in the NCAA.
How far are the timeout hashes from the baseline?
The timeout hashes are 28′ from the baseline.
Is WNBA court smaller than NBA?
The court of the WNBA is the same size than the NBA. The only difference is the 3-point line which is shorter at 22.15' in the WNBA compared to 23'9" in the NBA.
What are the differences between the NBA court and the basketball court used in olympics, world championships, and other international competitions?
The FIBA court used in international competitions is shorter (91.86ft vs 94ft) and narrower (49.21ft vs 50ft) compared to the NBA. Also the 3-point line is closer to the hoop at 22.15' compared to 23'9".
How far is the 3 point line in WNBA?
The 3-point line in the WNBA is 22.15' at the top of the key and 22' in the corner.
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