How to Use

Enter your total rise (floor to floor).
Input your ideal riser height and tread depth.
The calculator will automatically balance the steps to ensure equal rise.
Refer to the visual guide for the cut angle and total length.

Stair Stringer Layout Calculator

Precision geometry for your next project. Calculate accurate rise, run, and stringer dimensions instantly.

Project Dimensions

Total Vertical Rise (in)

Target Riser Height (in)

Target Tread Run (in)

Important: Always verify calculated dimensions against your local building codes (IRC, etc.) before cutting lumber. This tool is for estimation purposes only.

Steps

Unit Rise

Angle

0°

Length

How to Use

Project Dimensions

Stringer Profile