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    CalculatorsHome ImprovementStair Stringer & Rise/Run Calculator

    Stair Stringer & Rise/Run Calculator

    Calculate exact stair rise, run, step count, stringer length, lumber, and IRC building code compliance.

    Calculate
    Stair Stringer & Step Rise/Run Calculator
    Calculate exact step riser heights, tread depths, total stringer board lengths, cut dimensions, and IRC residential building code compliance.

    1. Total Elevation & Step Targets

    Unit:

    Floor-to-floor finished height.

    IRC standard: 7.0" - 7.75".

    IRC minimum: 10.0".

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