Nov 27, 2025 · A simple Stair Stringer Size Calculator to determine the correct lumber size, notch depth, stair angle, and stringer length. Includes complete formulas, and a real example for accurate stair …

Our standard stair rise and run calculator relies on three key measurements: Total Rise: The vertical distance from the top of the finished lower floor to the top of the finished upper floor. Total Run: The …

For convenience and flexibility, this stair stringer calculator comes in two forms: automatic and manual. Click on the [?] icons to determine the best calculator for your stairs.

Jun 17, 2025 · Calculate stair stringer dimensions instantly. Get precise measurements for risers, treads, and lumber requirements with our free calculator.

Oct 26, 2024 · This table covers the essential details you need to know when considering or working with stair stringers. Remember that specific requirements may vary based on local building codes …

How to Calculate Stair Stringers Having a stable, sturdy set of stairs leading to and from your deck is one of the most important—and complex—parts of the deck building process.

Mar 11, 2025 · Calculate stair stringer dimensions quickly with our free online stair stringer calculator. Get precise measurements for rise, run, and stringer length for safe staircase construction.

This article will walk you through how to use the tool, provide real-world examples, explore practical applications, and answer the most frequently asked questions about stair stringers.

Determine the exact lumber size for safe and code-compliant stair stringers. We cover minimum effective depth, span limits, spacing, and wood grade.

In addition, we will show you how the stair stringer calculator works out the rise, run, angle and stringer length, allowing you to plan the layout of your intended staircase effectively. Either, follow these …