Yarn Yardage & Fabric Calculator — Knit, Crochet & Precut

Estimate yarn yardage for scarves, blankets, sweaters, and hats. Adjusts for gauge, yarn weight, and includes a precut fabric converter with yard equivalents.

✓ Formula verified: May 2026

Yarn Yardage

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Project TypeType of knitting or crochet project. Choose Custom to enter your own width and length dimensions.

SizeProject size: small, medium, large, or extra-large. Affects base yardage for standard projects.

Yarn WeightThickness of your yarn affects yardage needed. Thicker yarn covers more area per yard.

Stitches per 4 inches (gauge)*Your stitch gauge from a 4-inch swatch — count stitches across 4 inches horizontally. Always block your swatch before measuring.

Rows per 4 inches (gauge)*Your row gauge from a 4-inch swatch — count rows across 4 inches vertically. Gauge changes significantly after blocking with natural fibers.

Precut Fabric Type (optional)Optional precut bundle type for quilting projects. Select None to skip precut calculations.

Number of PrecutsHow many precut bundles you plan to use. Each precut type provides a specific yardage equivalent.

Estimated Yardage Needed

300 yards

Estimated Meters Needed

274 meters

Base Yardage for Scarf (Size S)

300 yards

Gauge Adjustment (20 st / 24 rows per 4")

× 1.00 factor

Yarn Weight: Lace/Fingering

Lightest weight, used for delicate shawls and socks

Yardage from 1 Jelly Roll(s)

3 yards

Additional Yardage Needed

▼ 297 yards

What if your stitches per 4 inches (gauge) changes? 18 → 270 yards · 20 → 300 yards · 22 → 330 yards

Scenario Comparison

Conservative (5%)

$16,470.09

$6,470.09 interest

Your scenario (7%)

$20,096.61

$10,096.61 interest

Aggressive (10%)

$27,070.41

$17,070.41 interest

High-risk (14%)

$40,224.71

$30,224.71 interest

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Yardage Estimate

Yarn Needed

300 yards

274 meters

Base

300 yards

Gauge Factor

1.00 factor

Relative Size

Small (200 yd)MediumLarge (2500+ yd)

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