Stair Calculator
Calculate the number of steps and riser height for a staircase.
Stair Details
Number of Steps:
Riser Height:
Tread Run (Suggested): 10-11 inches
What is this Online Stair Calculator for?
The Stair Calculator helps carpenters and DIYers determine the correct number of steps and riser height for a given total rise.
How does it work?
It divides the total rise by the target riser height (usually around 7 inches) to find the optimal number of steps.