Yarn Calculator

Calculate exactly how much yarn you need for your knitting project. Enter your gauge and project dimensions below.

Project Details

Project Width (inches) *

Finished width of your project

Project Height (inches) *

Finished height/length of your project

Stitch Gauge (stitches per inch) *

Number of stitches per inch from your gauge swatch

Row Gauge (rows per inch)

Leave blank to use stitch gauge for row calculations

Yardage per Skein (yards) *

Total yards in each skein/ball of yarn

Yarn Efficiency (%) *

Accounts for seaming, weaving ends, and waste (85% is typical)

Yards per 1000 Stitches

From your swatch. Leave blank to use yarn weight heuristics.

Yarn Weight (for heuristics)

Used only if yards per 1000 stitches is not provided

Cost per Skein (optional)

Enter to calculate total project cost