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 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, crochet sweaters and home decor.

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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.

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 Tree Crochet Washcloths

Christmas Pine Tree 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,
Free Crochet Sunflower Pattern

Free Crochet Sunflower 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,
  • 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,
Peek-A-Boo Beanie

Peek-A-Boo Beanie

Free Crochet Pattern
  • Skill Level: 3. Intermediate,
  • Yarn Brand: Caron Yarn,
  • Yarn Name: Simply Soft,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5.5 mm (I-9),
  • Stitches: Double Crochet, Half Double Crochet, Single Crochet,
  • Color: Blue,
Simple Pot Scrubber

Simple Pot Scrubber

Free Crochet Pattern
  • Skill Level: 1. Basic,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Stitch Soak Scrub,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5 mm (H-8),
  • Stitches: Double Crochet, Slip Stitch,
Peek-A-Boo Scarf

Peek-A-Boo Scarf

Free Crochet Pattern
  • Skill Level: 3. Intermediate,
  • Yarn Brand: Caron Yarn,
  • Yarn Name: Simply Soft,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5.5 mm (I-9),
  • Stitches: Double Crochet, Half Double Crochet, Single Crochet,
  • Color: Blue,
Beaded Scarf

Beaded Scarf

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Red Heart,
  • Yarn Name: Red Heart Soft,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Double Crochet,
  • Color: Green,
Cute Labrador Pattern

Cute Labrador Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Heartland,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 4 mm (G-6),
  • Stitches: Single Crochet,
  • Color: Black, Brown,
Crochet Crossbody Bag

Crochet Crossbody Bag

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Hobby Lobby,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5 mm (H-8),
  • Stitches: Single Crochet, Slip Stitch,
  • Color: Neutral,
Easy Crochet Baby Blanket

Easy Crochet Baby Blanket

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Premier Yarns,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Double Crochet,
  • Color: Pink,
Sedge Stitch Crochet

Sedge Stitch Crochet

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Basic Stitch Yarn,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5 mm (H-8),
  • Stitches: Double Crochet, Half Double Crochet, Single Crochet,
  • Color: Neutral,
The Modern Tote Bag

The Modern Tote Bag

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Hobby Lobby,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5 mm (H-8),
  • Stitches: Single Crochet, Slip Stitch,
  • Color: Blue, Neutral,
Rainbow Double Dot Blanket

Rainbow Double Dot Blanket

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Red Heart,
  • Yarn Name: Super Saver,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5 mm (H-8),
  • Stitches: Bobble, Half Double Crochet,
  • Color: Variegated,
Half Double Crochet Forest Stitch

Half Double Crochet Forest Stitch

Free Crochet Pattern
  • Skill Level: 3. Intermediate,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Basic Stitch Yarn,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5 mm (H-8),
  • Stitches: Half Double Crochet,
  • Color: Neutral,