Gauge
Knitting gauge represents the number of stitches and rows per 10x10 cm, determining the final size of your garment and ensuring a correct fit.
Category: BasicsExplanation
Gauge (also called tension) is perhaps the most important measurement in knitting. It tells you how many stitches and rows you get in a specific area, usually 10x10 cm. Your personal gauge depends on how tightly or loosely you hold the yarn, the needles you use, and the type of yarn you are knitting with. Even if you use the same yarn and needle size as the pattern, your gauge may be different from the designer's. Therefore, it is crucial to knit a gauge swatch before starting a project.
Also known as: Tension, Stitch gauge
How to measure gauge
Knit a swatch at least 6 inches (15 cm) square in the stitch pattern the design calls for, then treat it exactly as you plan to treat the finished garment: wash it and block it before you measure. Wool in particular can bloom considerably when wet, so an unblocked swatch gives you a number that will not match your sweater.
Lay the swatch flat without stretching it. Measure 4 inches (10 cm) across the center and count the stitches, including partial ones. Repeat vertically for row gauge. Measure in three separate places and average them — the edges always behave differently from the middle.
When your gauge is off
More stitches per 4 inches than the pattern calls for means you knit tighter than the designer, and you need to go up a needle size. Fewer stitches means you knit looser, and you go down. It catches almost everyone the first time: more stitches means a bigger needle, not a smaller one.
How far one step in needle size moves your gauge depends on the yarn, the fiber and how tightly you hold the working thread, so there is no fixed conversion. Change the needle in the right direction and knit another swatch. If you are still off by more than two or three stitches after changing needles a couple of sizes, the yarn is usually the wrong weight rather than the needle being wrong.
How it differs from row gauge
Stitch gauge (width) and row gauge (height) are separate numbers and they do not move together. Most patterns give both but are strict only about stitch gauge, since that governs circumference. Row gauge matters most where you work a set number of rounds rather than to a measurement — typically yokes and raglan shaping.
Common mistakes
- Measuring an unblocked swatch and then blocking the finished garment.
- Knitting a swatch under 4 inches square, so the edges dominate the measurement.
- Changing needle size in the wrong direction, because the relationship between stitch count and needle size runs opposite to intuition.
Norwegian Term Reference
Reading Norwegian patterns? See the matching term on Strikketips.no:
Keywords
- gauge
- tension
- stitch count
- knitting gauge
Frequently asked questions
Do I really need to swatch?
For anything that has to fit, yes. For shawls, blankets and dishcloths where the dimensions are approximate, you can skip it. A swatch costs an hour; a sweater that does not fit costs weeks.
Why is my gauge different with the same yarn and needles as the pattern?
Because gauge is personal. How firmly you hold the yarn, whether you knit English or Continental, even how relaxed you are, all change the result. That is why a pattern specifies a gauge to hit rather than a needle size to use.
Does gauge change as a project goes on?
Often slightly. Many knitters loosen up once a pattern becomes familiar. Measuring the garment itself after 8 inches and comparing it to your swatch catches the drift while there is still time to adjust.