Squash court dimensions and line marking
A squash court is 9.75 m (31′ 11⅞″) by 6.40 m (21′ 0″) wall to wall, with at least 5.64 m (18′ 6″) clear height.
- Playing area9.75 m × 6.40 m
- Clear height5.64 m
- Surface62 m²
- Played onOn a wooden floor with limited spring, inside four walls.
Squash court drawing, every line measured
Singles court, 9.75 × 6.40 m wall to wall, with the floor lines below and the wall lines in the front-wall view. The front wall is on the left.
- Playing area
- 9.75 m × 6.40 m, wall to wall
- Clear height
- At least 5.64 m
- Floor to build
- 62 m², inside the four walls
- Square check
- Both diagonals of the court must read 11.663 m. If they differ, the court is out of square.
- Played on
- On a wooden floor with limited spring, inside four walls.
- Lines
- 5 cm wide, on the floor and on the walls.
- Wall lines
- Front wall: out line 4.57 m, service line 1.78 m, tin top 0.48 m, all to the lower edge of the line. Back wall line 2.13 m; the side wall line slopes between 4.57 m and 2.13 m.
- Floor lines
- Short line 4.26 m from the back wall to its nearest edge; service boxes 1.60 m square inside; half court line from the short line to the back wall.
- Clear height
- At least 5.64 m above the floor, lights included.
- Doubles court
- 7.62 m wide; 8.42 m with the tin at 0.33 m for international doubles.
How to mark a squash court
- Check the box. The floor should measure 9.75 m by 6.40 m wall to wall, and both diagonals 11.663 m.
- Mark the inner lines.
- Short line: 4.26 m from the back wall to its nearest edge.
- Half court line: runs from the short line to the back wall, 3.20 m from each side wall.
- Service box: 1.60 m square inside.
- Front wall: out line 4.57 m high; service line 1.78 m; tin 0.48 m.
- Mark to the right edge. Measured wall to wall, inside the court. Wall heights are taken to the lower edge of each line. Mask both sides of every line with tape before painting.
Marking it yourself? Send a photo of your set-out on WhatsApp and we will help you check it before the paint goes on.
Questions people ask
What is the size of a squash court in feet and metres?
A squash court is 9.75 m (31′ 11⅞″) long and 6.40 m (21′ 0″) wide.
How much space is needed for a squash court?
The floor inside the four walls is 9.75 m (31′ 11⅞″) by 6.40 m (21′ 0″): about 62 m² (672 sq ft), with at least 5.64 m (18′ 6″) clear height. Add the wall thickness outside this.
What are the wall lines measurements for squash?
Front wall: out line 4.57 m, service line 1.78 m, tin top 0.48 m, all to the lower edge of the line. Back wall line 2.13 m; the side wall line slopes between 4.57 m and 2.13 m.
How do I check that a squash court is marked square?
Measure both diagonals from corner to corner. On a squash court each should read 11.663 m (38′ 3⅛″); if the two differ, the corners need moving.
Which edge of the line is the squash court measured to?
Measured wall to wall, inside the court. Wall heights are taken to the lower edge of each line.
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Want this court built?
Send the location and a few photos of the site. We will reply with the right Acrlay court for it and a written quote.