Yarn Weight #4 (Medium, Worsted or 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 worstedafghan 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, crochet sweaters and home decor.

Learn more…

Free Medium Crochet Patterns

These free crochet patterns were all created using various yarn types and brands, but all use the Medium (#4) yarn weight.

Easy Crochet Afghan Pattern (8 Sizes)

Easy Crochet Afghan Pattern (8 Sizes)

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Wool-Ease,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5 mm (H-8),
  • Stitches: Double Crochet, Single Crochet,
  • Color: Neutral,
Asymmetric Crochet Chevron Cowl

Asymmetric Crochet Chevron Cowl

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5.5 mm (I-9),
  • Stitches: Single Crochet, Single Crochet Back Loop, Single Crochet Two Together,
Waffle Stitch Crochet Dishcloth Pattern

Waffle Stitch Crochet Dishcloth Pattern

Free Crochet Pattern
  • Yarn Brand: We Are Knitters,
  • Yarn Name: The Cotton,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 3.75 mm (F-5),
  • Stitches: Double Crochet,
  • Color: Pink,
Braided Extended Half Double Crochet

Braided Extended Half Double Crochet

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5 mm (H-8),
  • Stitches: Half Double Crochet, Slip Stitch,
  • Color: Gray,
Spofforth Sweater

Spofforth Sweater

Free Crochet Pattern
  • Skill Level: 3. Intermediate,
  • Yarn Brand: WeCrochet,
  • Yarn Name: Heatherly Worsted,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Half Double Crochet, Half Double Crochet Back Loop, Single Crochet, Slip Stitch,
  • Color: Blue,
Tunisian Crochet Washcloth Pattern

Tunisian Crochet Washcloth Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Hobby Lobby,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6.5 mm (K-10.5),
  • Stitches: Tunisian Purl Stitch, Tunisian Simple Stitch,
  • Color: Neutral, Pink,
Crochet Coaster and Bow

Crochet Coaster and Bow

Free Crochet Pattern
  • Skill Level: 1. Basic,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5 mm (H-8),
  • Stitches: Single Crochet, Slip Stitch,
Solstice Mittens

Solstice Mittens

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Wool-Ease,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Half Double Crochet, Half Double Crochet Back Loop,
  • Color: Neutral, White,
Crochet Heart Crop Top Pattern

Crochet Heart Crop Top Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 4 mm (G-6),
  • Stitches: Half Double Crochet, Half Double Crochet Two Together, Single Crochet, Slip Stitch,
Herringbone Backpack

Herringbone Backpack

Free Crochet Pattern
  • Yarn Brand: Paint Box Yarns,
  • Yarn Name: Simply Aran,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 4.5 mm (7),
  • Stitches: Half Double Crochet, Herringbone Half Double Crochet, Single Crochet, Slip Stitch,
  • Color: Brown, Neutral,
Crunch Stitch Crochet

Crunch Stitch Crochet

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5 mm (H-8),
  • Stitches: Half Double Crochet, Slip Stitch,
  • Color: Brown,
Ebun Hat

Ebun Hat

Free Crochet Pattern
  • Skill Level: 3. Intermediate,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5 mm (H-8), 5.5 mm (I-9),
  • Stitches: Tunisian Knit Stitch, Tunisian Purl Stitch, Tunisian Simple Stitch,
  • Color: Neutral, Pink,
Broadquay Blanket

Broadquay Blanket

Free Crochet Pattern
  • Skill Level: 3. Intermediate,
  • Yarn Brand: Knit Picks,
  • Yarn Name: Brava Worsted,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Half Double Crochet, Half Double Crochet Two Together, Single Crochet, Slip Stitch, Triple Crochet,
  • Color: Brown,
Crossbody Bag

Crossbody Bag

Free Crochet Pattern
  • Skill Level: 3. Intermediate,
  • Yarn Brand: Lion Brand,
  • Yarn Name: For The Home Cording,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5 mm (H-8),
  • Stitches: Single Crochet, Single Crochet Two Together, Slip Stitch,
Michelle Beanie

Michelle Beanie

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Hobby Lobby,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Double Crochet, Half Double Crochet, Puff, Single Crochet,
Michelle Scarf

Michelle Scarf

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Hobby Lobby,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Double Crochet, Half Double Crochet, Puff, Single Crochet,
Crochet Pleated High Waist Baby Skirt

Crochet Pleated High Waist Baby Skirt

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5 mm (H-8),
  • Stitches: Double Crochet, Single Crochet, Single Crochet Back Loop, Slip Stitch,
Easy Crochet Baby Blanket

Easy Crochet Baby Blanket

Free Crochet Pattern
  • Yarn Name: Brava Worsted,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5 mm (H-8),
  • Stitches: Half Double Crochet, Slip Stitch,
  • Color: Green, White,
Crochet Adult Slipper Boots Worked Flat

Crochet Adult Slipper Boots Worked Flat

Free Crochet Pattern
  • Skill Level: 1. Basic,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 4 mm (G-6), 5 mm (H-8),
  • Stitches: Double Crochet, Half Double Crochet, Single Crochet, Slip Stitch,
Solstice Fingerless Mitts

Solstice Fingerless Mitts

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Wool-Ease,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Half Double Crochet,
  • Color: Neutral, White,
Solstice Winter Hat

Solstice Winter Hat

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Wool-Ease,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Half Double Crochet,
  • Color: Neutral, White,
Mountain Pine Crochet Tree Blanket

Mountain Pine Crochet Tree Blanket

Free Crochet Pattern
  • Skill Level: 3. Intermediate,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Wool-Ease,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Half Double Crochet,
  • Color: Green, Neutral,
Crochet Baby Booties Worked Flat

Crochet Baby Booties Worked Flat

Free Crochet Pattern
  • Skill Level: 1. Basic,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 3.5 mm (E-4),
  • Stitches: Half Double Crochet, Single Crochet,
Crochet Pleated Baby Cardigan

Crochet Pleated Baby Cardigan

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 4 mm (G-6),
  • Stitches: Double Crochet, Single Crochet, Slip Stitch,
Crochet Twisted Headband

Crochet Twisted Headband

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5 mm (H-8),
  • Color: Pink, White,
Easy Peasy Crochet Cowl Pattern

Easy Peasy Crochet Cowl Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Half Double Crochet, Single Crochet,
Christmas Mini Hat Ornaments Crochet

Christmas Mini Hat Ornaments Crochet

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 4.5 mm (7),
  • Stitches: Half Double Crochet, Half Double Crochet Back Loop, Slip Stitch,
  • Color: Gray, Neutral,
Crochet A Single Crochet Spiral

Crochet A Single Crochet Spiral

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5 mm (H-8),
  • Stitches: Single Crochet Back Loop,
  • Color: Gray,
Elsam Blanket

Elsam Blanket

Free Crochet Pattern
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6.5 mm (K-10.5),
  • Stitches: Tunisian Simple Stitch,
  • Color: Brown, Gray,
Crochet Bar Stitch

Crochet Bar Stitch

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5 mm (H-8),
  • Stitches: Double Crochet, Single Crochet,
  • Color: Brown,
Wetherby Child Cardigan

Wetherby Child Cardigan

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: WeCrochet,
  • Yarn Name: Brava Worsted,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5.5 mm (I-9),
  • Color: Gray,
Wetherby Crop Cardigan

Wetherby Crop Cardigan

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: WeCrochet,
  • Yarn Name: Brava Worsted,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5.5 mm (I-9),
  • Color: Neutral,
Crochet Red Panda

Crochet Red Panda

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: 24/7 Cotton,
  • Yarn Weight: Weight 2 – Fine, Weight 3 – Light, Weight 4 – Medium,
  • Hook Size: 2.25 mm (B-1),
  • Stitches: Single Crochet,
  • Color: Black, Brown, Orange,
Astronaut Cuddler

Astronaut Cuddler

Free Crochet Pattern
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 4 mm (G-6),
  • Stitches: Single Crochet,
Textured Cowl Scarf Crochet Pattern

Textured Cowl Scarf Crochet Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Mandala,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5.5 mm (I-9),
  • Stitches: Single Crochet,
Chloe Tabard Top

Chloe Tabard Top

Free Crochet Pattern
  • Skill Level: 3. Intermediate,
  • Yarn Brand: WeCrochet,
  • Yarn Name: Brava Worsted,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 4.5 mm (7),
  • Stitches: Half Double Crochet,
  • Color: Gray,
Elongated Single Crochet Stitch

Elongated Single Crochet Stitch

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 4.5 mm (7), 5 mm (H-8),
  • Stitches: Single Crochet,
  • Color: Neutral,
Diamond Crochet Cardigan

Diamond Crochet Cardigan

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Knit Picks, Lion Brand,
  • Yarn Name: Color Theory,
  • Yarn Weight: Weight 2 – Fine, Weight 4 – Medium,
  • Hook Size: 4 mm (G-6),
  • Stitches: Double Crochet, Front Loop Single Crochet, Single Crochet,
  • Color: Blue, Gray, White,
Christmas Pine Crochet Washcloths

Christmas Pine Crochet Washcloths

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand, Yarnspirations,
  • Yarn Name: Lily Sugar’n Cream, Pima Cotton,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5 mm (H-8),
  • Stitches: Single Crochet,
  • Color: Neutral,
Crochet Infinity Scarf

Crochet Infinity Scarf

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5 mm (H-8),
  • Stitches: Double Crochet, Shell Stitch, Single Crochet,
  • Color: Gray, Variegated, White,
Easy Sunflower Crochet Pattern

Easy Sunflower Crochet Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Heartland, Skein Tones,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5.5 mm (I-9),
  • Stitches: Bobble, Double Crochet, Half Double Crochet, Single Crochet, Triple Crochet,
  • Color: Brown, Yellow,
How to Crochet a Cable Stitch

How to Crochet a Cable Stitch

Free Crochet Pattern
  • Skill Level: 3. Intermediate,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Heartland,
  • Yarn Weight: Weight 4 – Medium,
The Kimberly Scarf

The Kimberly Scarf

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Caron,
  • Yarn Name: Simply Soft,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5 mm (H-8),
  • Stitches: Double Crochet, Half Double Crochet, Single Crochet,
  • Color: Neutral,
Crochet Double Waffle Stitch

Crochet Double Waffle Stitch

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Feels Like Butta,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5 mm (H-8),
  • Stitches: Double Crochet,
  • Color: Gray,



Common Questions About Weight 4 - Medium

Here we answer some common questions about Weight 4 - Medium.

What is Worsted Weight Yarn?

Answer: Worsted weight yarn is also known as medium weight #4 weight yarn. It also includes yarns that are labeled as afghan and aran. Learn More...

What is the Worsted Weight Yarn Number?

Answer: Worsted weight yarn (medium) is known as a #4 weight yarn.