Knitting Gauge Calculator
Adjust a pattern's stitch and row counts to match your actual gauge swatch, not the pattern writer's. Fast, free, and fully client-side.
Calculator Inputs
How the Knitting Gauge Calculator Works
Every knitting pattern is written for a specific gauge — stitches and rows per 4 inches — measured on the designer's swatch. If your gauge swatch comes out tighter or looser (different needles, yarn, or tension), knitting the pattern's stated stitch counts as-written produces a garment the wrong size. This tool scales the pattern's stitch and row counts proportionally to your measured gauge, so the finished piece comes out the intended size.
Formula
Adjusted Count = Pattern Count × (Your Gauge ÷ Pattern Gauge)
Both stitch count and row count scale independently, since row gauge and stitch gauge rarely change by the same ratio. Results are rounded to the nearest whole stitch or row.
Calculation Example
Pattern calls for 100 stitches at a gauge of 20 sts/4in. Your swatch measures 22 sts/4in (tighter than the pattern): 100 × (22 ÷ 20) = 110 stitches to cast on.
Frequently Asked Questions
Why does gauge matter more than needle size?
The needle size on the yarn label or pattern is only a starting suggestion — your actual tension is what determines the finished measurements. Two knitters using the same needle and yarn can produce noticeably different gauges, so the swatch, not the suggested needle size, is what should drive the adjustment.
Do I need to adjust both stitches and rows?
Yes, whenever the pattern gives instructions by row count (e.g. shaping rows, stripe repeats) as well as stitch count — row gauge and stitch gauge often differ from the pattern's by different amounts, so scale them separately rather than assuming one ratio covers both.
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