🧶StitchCalc

Granny Square Calculator

Calculate how many granny squares you need and yarn requirements for your project.

Square & Project Size

Size after blocking

Yarn Information

Make one square and measure

Granny Square Tips

  • • A typical 6" granny square uses 10-15 yards of worsted yarn
  • • Block your squares before measuring for consistent sizing
  • • Popular joining methods: slip stitch, single crochet, whip stitch
  • • Consider making a few extra squares for mistakes
  • • Multi-color squares use less yarn per color but same total

Common Square Sizes

SizeBest ForEst. Yards (worsted)
4"Detailed patterns, lots of squares~6-8
6"Most popular, good detail~10-15
8"Faster projects, fewer joins~18-24
12"Afghan squares, quick projects~40-50
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