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Yarn Weight #4 (Medium/Worsted/Afghan) Crochet Patterns

This is an archive of our free and exclusive crochet patterns using medium-weight yarn (classified as #4). The medium weight also includes yarns that are labeled as worsted, afghan and aran. This weight of yarn is usually crocheted using the US hook sizes of I-9 to K-10 1/2 and the metric sizes of 5.5 - 6.5 mm. Medium weight yarn is perfect for summer blanket throws, scarves and home decor.

Standard Name:Medium - #4
Also Known As:Worsted, Afghan, Aran, UK 10-ply and 12-ply
Common Gauge:11–14 sts every 4 inches
Wraps per Inch (WPI):9-12
Hook Sizes:Medium weight yarn works best with the following crochet hook sizes:
  • 5.5 mm (I-9)
  • 6.5 mm (K-10.5)

Weight 4 - Medium Weight Icon

Weight 4 - Medium Yarn Weight Chart

Free Crochet Patterns using Medium (#4) Yarn Weight

These free crochet patterns were all created using various yarn types and brands, but all use the medium yarn weight.

Easy Crochet Baby Blanket with Ripples

Falling In Crochet Blanket Pattern

Granny Stitch Ripple Blanket Baby Pattern

Finley Crochet Baby Blanket

Crochet Shawl With Pockets Free Pattern

Mini Crochet Pumpkin Pattern

Beginner Crochet Washcloth Pattern

Riley Easy Crochet Baby Blanket

Easy Double Crochet Blanket

Free Crochet Lovey Pattern Baby Blanket

Crochet Makeup Remover Pad Pattern

How to Crochet a Star

granny baby blanket pattern

Modern Granny Stitch Crochet Baby Blanket

Simple Crochet Coin Purse Pattern

Tunisian Crochet Body Pillow Pattern

easy crochet lap blanket

Easy Crochet Lap Blanket

Clara Crochet Ripple Blanket

Crochet Easter Eggs

State of Pennsylvania Crochet Pattern

Ombre Scarf Pattern

Free Ombre Crochet Scarf Pattern

Crochet Gingerbread Man Pattern

Mini Crochet Bow Pattern

Two Triangle Crochet Baby Blanket Pattern

Bobble Stitch Crochet Scarf Pattern

Herringbone Half Double Crochet Fall Blanket Pattern

Crochet Spike Stitch Dishcloth Pattern

Crochet Scrunchies Pattern Yarn Scrunchie

fall crochet scarf pattern

Fabulously Fall Crochet Fringe Scarf

Easy, Chevron Pattern Crochet Blanket

Simple Stitch Crochet Baby Blanket

Free Crochet Soap Cozy Pattern

How to Crochet a Bath Mat

baby chevron crochet blanket

Crochet Chevron Baby Blanket Pattern

How to Make a Crochet Heart

Fur Pom Pom

Crochet Hat With Fur Pom Pom Free Pattern

Granny Shawl Crochet Pattern for Free

Free Crochet Shawl Granny Pattern

Crochet Wrap Pattern

Isle Wave Crochet Wrap Pattern

Luna Chevron Scarf Crochet Pattern

Leigh #HatNotHate Hat Crochet Pattern

Color Blocked Simple Crochet Blanket Pattern

Pretty in Pink Crochet Scarf

Williams Crochet Hat Pattern

Simple Granny Scarf Crochet Pattern

Shimmering Snow Crochet Cowl Pattern

Free Crochet Apple Pattern & Keychain

Free Mini Crochet Basket Pattern

Stoney Pebbles Crochet Baby Blanket

Rainbow Crochet Blanket Free Pattern

Crochet Flower Pattern

Chevron Crochet Dishcloth – Free Pattern

Crochet Washcloth Pattern

Simple Crochet Washcloth Pattern

Crochet Tree Gift Card Holder

Crochet Puff Stitch Beanie Pattern

Crochet Star Pattern

Crochet Star Garland Pattern

How to Crochet a Pumpkin Earwarmer

Crochet Ripple Baby Blanket Pattern

Free Pineapple Scrubby Yarn Crochet Pattern

Striped Crochet Pillow Cover

Crochet Glasses Case Pattern

Ever So Dishcloth Crochet Pattern

Easy Striped Crochet Baby Blanket Pattern

Ripple Crochet Blanket Pattern

Crochet Shamrock Cozy Pattern for St. Patrick’s Day

Easy Crochet Cowl & Scarf Pattern

Crochet Button Cowl Pattern The Penn

Colorblocked Crochet Cowl Pattern

Forever Crochet Scarf Pattern

Sugared Plum Slouchy Beanie Crochet Pattern

Half & Half Boot Cuffs – Crochet Pattern

Crochet Beanie Pattern Taupe It

Fall Pumpkin Blanket Crochet Pattern

Tree Skirt Crochet Pattern

Christmas Tree Skirt Crochet Pattern

Free Crochet Pumpkin Pattern

Easy Crochet Hat to Make

Monster Eye Crochet Pattern

Monster Eye Halloween Crochet Pattern

Free Autumn Crochet Beanie Pattern

Free Crochet Dishcloth Pattern

Crochet Fingerless Gloves Pattern

Andy Button Scarf Crochet Pattern

Simple Chevron Crochet Pattern and Tutorial

Pillow Crochet Pattern || FREE PATTERN || Easy Crochet

Pillow Crochet Pattern

Easy Crochet Blanket Pattern

Simple Square Free Crochet Pattern

Beginner Crochet Market Tote Bag

Crochet Beanie Pattern - Dreaming of Winter Beanie Crochet Pattern Easy Crochet

Winter Crochet Beanie Pattern

Simple Chained Crochet Beanie Pattern

Simple Striped Crochet Blanket Pattern

Blooming Flower Crochet Square Pattern for Blankets

Free Crochet Pineapple Pattern

Free Crochet Doily Pattern & Tutorial

Free Simple Crochet Blanket Pattern

Crochet Doily Pattern

Granny Ripple Blanket Crochet Pattern

Primrose Crochet Stitch Tutorial

Free Crochet Newborn Hat Pattern

Crochet Pattern Wavy Ways Blanket

Knit Like Crochet Blanket Pattern

Free Crochet Beanie Pattern

Crochet Pattern Baby Striped Blanket

Crochet Square Motif Pattern

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Hi! I'm Krista.

I love crocheting, every dog I've ever met, and working at home in comfy yoga pants. Grab a cup of coffee and let's get to work on your next project together!

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