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.

This stair calculator computes stair parameters such as rise, total run, angle, and stringer length based on the height, run, tread, and headroom requirements.

Tired of making multiple trips to the store? Use our stair and step calculator and get your total stinger length, riser dimensions, and more with Decks.com.

Nov 27, 2025 · A simple Stair Stringer Calculator that helps you find the number of steps, riser height, tread run, stair angle, and stringer length using minimal inputs. Includes formulas, and …

The most accurate free stair stringer calculator. Instantly calculate total rise, run, stringer length, and angle. Features include automatic headroom checks, structural throat analysis, and visual …

Free online stair calculator. Calculate step rise, run, stringer length, and incline angle. Ensure your stairs meet building codes.

Calculate risers, treads, total run, stair angle, and stringer length instantly with this accurate stair stringer calculator for builders and DIY users.

Stringers are the structural elements that support your deck stairs, and calculating them incorrectly can lead to uneven, unsafe steps. This tool automates the complex math and …

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 …

Use our free Stair Calculator to calculate rise, run, stringer length, angle, tread depth, and total steps. Perfect for framing, decking, and stair design projects.