Glen's Stair calculator


This will give you all you need for a set of stairs.
All measurements are inches
Fractions are not allowed (use .5 not 1/2 for half an inch).

Enter a title for these stairs.
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Enter max allowable riser (7.75):
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Enter the depth of each tread (10 inches):
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Enter the total rise of the rough framing (floor to floor)
Don't include floor coverings:
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Enter the thickness of the upper floor.
This is used to calculate the head clearance :
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Enter the minimum head clearance :
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Enter the thickness of the LOWER floor covering:
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Enter the thickness of the UPPER floor covering:
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Enter the thickness of the finish stair tread:
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Will you use a finish riser for the last (top) riser?
If a finish riser is not used, the last 'tread' should be smaller.
Use a finish riser (y/n)
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What is the thickness of the finish riser material:
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If you will have a platform, how many steps on the bottom part?
If you want the platform centered, enter 0.
Else, enter the number of steps to the platform :
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Click for definitions.