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.

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,
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,
Peek-A-Boo Beanie

Peek-A-Boo Beanie

Free Crochet Pattern
  • Skill Level: 3. Intermediate,
  • Yarn Brand: Caron,
  • 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 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,
Solid Granny Square Pattern (2 Sizes)

Solid Granny Square Pattern (2 Sizes)

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Skein Tones,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5 mm (H-8),
  • Stitches: Double Crochet,
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,
Colorful Teardrop Baby Blanket Pattern

Colorful Teardrop Baby Blanket Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Red Heart,
  • Yarn Name: Red Heart Soft,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5 mm (H-8),
  • Stitches: Double Crochet, Triple Crochet,
  • Color: Green, Pink, Variegated,
Crochet Kitchen Towel Pattern

Crochet Kitchen Towel Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: WeCrochet,
  • Yarn Name: Dishie,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5.5 mm (I-9),
  • Stitches: Half Double Crochet,
  • Color: Gray, White,
Crochet Fringe Edging (With Chains!)

Crochet Fringe Edging (With Chains!)

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Knit Picks, WeCrochet,
  • Yarn Name: Comfy Color Mist,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5.5 mm (I-9),
  • Stitches: Single Crochet,
  • Color: Blue,
Ocean Breeze Crochet Scarf with Fringe

Ocean Breeze Crochet Scarf with Fringe

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Caron,
  • Yarn Name: Caron Cakes,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5 mm (H-8), 6 mm (J-10),
  • Stitches: Half Double Crochet Back Loop,
  • Color: Blue,
Crochet Laptop Case

Crochet Laptop Case

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Vel-Luxe Yarn,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 4 mm (G-6),
  • Stitches: Half Double Crochet,
  • Color: Pink,
Diamond Mosaic Blanket

Diamond Mosaic Blanket

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Rowan,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Single Crochet Back Loop,
Ridged Crochet Fingerless Gloves

Ridged Crochet Fingerless Gloves

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: WeCrochet,
  • Yarn Name: Comfy Worsted,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 4.5 mm (7), 5.5 mm (I-9),
  • Stitches: Single Crochet Back Loop,
  • Color: White,
The Flora Quilt

The Flora Quilt

Free Crochet Pattern
  • Skill Level: 3. Intermediate,
  • Yarn Brand: WeCrochet,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 4.5 mm (7),
Crochet Lotus Laptop Case

Crochet Lotus Laptop Case

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Hobby Lobby,
  • Yarn Name: I Love This Yarn,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 4 mm (G-6),
  • Stitches: Puff, Single Crochet,
  • Color: Pink,
Primrose Baby Blanket

Primrose Baby Blanket

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Bernat,
  • Yarn Name: Bundle Up,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 3.75 mm (F-5),
  • Stitches: Double Crochet, Half Double Crochet,
  • Color: Pink,
Crochet Easy Cowl

Crochet Easy Cowl

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Half Double Crochet,
  • Color: Orange,
Lagoon Baby Blanket

Lagoon Baby Blanket

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Bernat,
  • Yarn Name: Bundle Up,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 3.75 mm (F-5),
  • Stitches: Double Crochet, Single Crochet Back Loop,
  • Color: Blue,
Stained Glass Ear Warmer

Stained Glass Ear Warmer

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Red Heart,
  • Yarn Name: Unforgettable,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5 mm (H-8),
  • Stitches: Double Crochet, Half Double Crochet,
  • Color: Variegated,
Golden Brown Infinity Scarf

Golden Brown Infinity Scarf

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Mandala,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5 mm (H-8),
  • Stitches: Double Crochet, Slip Stitch,
  • Color: Brown,
Two Tone Ear Warmer

Two Tone Ear Warmer

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Homespun,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5 mm (H-8),
  • Stitches: Single Crochet, Single Crochet Back Loop,
  • Color: Gray, Red,
Tunisian Crochet Kitchen Towel

Tunisian Crochet Kitchen Towel

Free Crochet Pattern
  • Skill Level: 3. Intermediate,
  • Yarn Brand: Hobby Lobby,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6.5 mm (K-10.5),
  • Stitches: Slip Stitch, Tunisian Simple Stitch,
  • Color: Neutral,


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.