Construction Calculator

Stair Calculator - Find the Total Run

This Construction Calculator will help you to find the dimensions of a stairway, including the total run, by using the dimensions of a single step.
This Stair Calculator will allow you to adjust the total rise, run per step, and number of rises the stair case will have. It will output the rise per step, total run, stringer length and angle of the stair case. This output can be in US Customary or metric.

This Stair Calculator is a great resource for Construction.


Total Rise
Run per Step
Number of Rises
Units for Output

Rise per Step 8.00 in.
Total Run 11 ft. 8.00 in.
Stringer Length 14 ft. 11.29 in.
Angle 38.66°



Please enjoy using our Stair Calculator.






Click here for another Construction Calculator