Yarn Weight Calculator
Yardage, skeins and substitution for any project.
Enter your values
Results update instantly as you type — no submit needed.
Results
- Yardage needed
- 1,200 yd
- Skeins to buy
- 6
- In metres
- 1,097 m
- Estimated cost
- $54.00
- Buy-extra advice
- Add 1 skein of the same dye lot for swatches and edging
Quick answer
Yarn needs scale with weight category: a worsted adult sweater takes about 1,200 yards, while the same sweater in fingering takes 1,800–2,200 yards.
skeins = total yardage ÷ yards per skein
At a glance
| What it does | Yardage, skeins and substitution for any project. |
|---|---|
| Category | Everyday |
| Inputs needed | Project, Yarn weight, Yards per skein, Price per skein |
| Main output | Yardage needed |
| Formula | skeins = total yardage ÷ yards per skein |
| Cost | Free — no sign-up, no download |
How to use the Yarn Weight Calculator
- 1Choose the project type.
- 2Pick the yarn weight category you're using.
- 3Enter yards per skein from the ball band.
Inputs explained
- Project
- Choose one of: Hat, Scarf, Pair of socks, Adult sweater, Child sweater, Blanket (throw).
- Yarn weight
- Choose one of: Lace / fingering, Sport / DK, Worsted / aran, Bulky, Super bulky.
- Yards per skein
- Enter the yards per skein you are working with.
- Price per skein($)
- Enter the price per skein you are working with.
Worked example
Using the values the calculator loads with:
Inputs
- ProjectAdult sweater
- Yarn weightWorsted / aran
- Yards per skein220
- Price per skein9 $
Results
- Yardage needed1,200 yd
- Skeins to buy6
- In metres1,097 m
- Estimated cost$54.00
- Buy-extra adviceAdd 1 skein of the same dye lot for swatches and edging
Frequently asked questions
How many skeins for a sweater?
About 6 skeins of 220-yard worsted for an average adult sweater, or 9–10 in fingering weight.
Why buy the same dye lot?
Dye lots vary subtly; mixing them mid-garment shows as a visible colour band across the fabric.
Results are estimates for general information. For medical, legal, structural or financial decisions, confirm with a qualified professional.