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.

Granny Square Basic Pillow Crochet Pattern

Granny Square Basic Pillow Crochet Pattern

Free Crochet Pattern
  • Skill Level: 3. Intermediate,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Half Double Crochet, Single Crochet,
  • Color: Black, Gray, Yellow,
Free and Easy Crochet Blanket Pattern

Free and Easy Crochet Blanket Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Double Crochet, Single Crochet,
  • Color: Pink,
Simple Square Free Crochet Pattern

Simple Square Free Crochet Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Double Crochet,
  • Color: Yellow,
Free Crochet Tote Bag Pattern for Summer

Free Crochet Tote Bag Pattern for Summer

Free Crochet Pattern
  • Skill Level: 3. Intermediate,
  • Yarn Brand: Yarnspirations,
  • Yarn Name: Lily Sugar’n Cream,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Double Crochet, Single Crochet,
  • Color: Neutral, White,
Free Crochet Bracelet Pattern

Free Crochet Bracelet Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Yarnspirations,
  • Yarn Name: Lily Sugar’n Cream,
  • Yarn Weight: Weight 4 – Medium,
  • Color: White,
Simple Chained Crochet Beanie Pattern

Simple Chained Crochet Beanie Pattern

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

Simple Striped Crochet Blanket Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5 mm (H-8),
  • Stitches: Double Crochet, Single Crochet,
  • Color: Blue,
Blooming Flower Crochet Square Pattern

Blooming Flower Crochet Square Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Double Crochet, Half Double Crochet, Single Crochet, Triple Crochet,
  • Color: Blue,
Free Crochet Pineapple Pattern

Free Crochet Pineapple Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Yarnspirations,
  • Yarn Name: Lily Sugar’n Cream,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5 mm (H-8),
  • Stitches: Half Double Crochet, Single Crochet,
  • Color: Yellow,
Free Crochet Doily Pattern & Video Tutorial

Free Crochet Doily Pattern & Video Tutorial

Free Crochet Pattern
  • Skill Level: 3. Intermediate,
  • Yarn Brand: Yarnspirations,
  • Yarn Name: Lily Sugar’n Cream,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5 mm (H-8),
  • Stitches: Half Double Crochet, Single Crochet,
  • Color: Neutral, White,
Free Simple Crochet Blanket Pattern

Free Simple Crochet Blanket Pattern

Free Crochet Pattern
  • Skill Level: 3. Intermediate,
  • Yarn Brand: Loops and Threads,
  • Yarn Name: Impeccable,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5 mm (H-8),
  • Stitches: Double Crochet, Shell Stitch,
  • Color: Pink,
Crochet Doily Pattern

Crochet Doily Pattern

Free Crochet Pattern
  • Skill Level: 3. Intermediate,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Double Crochet, Half Double Crochet,
  • Color: Neutral, White,
Easy & Free Rosette Flower Crochet Pattern

Easy & Free Rosette Flower Crochet Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5.5 mm (I-9), 6 mm (J-10),
  • Stitches: Double Crochet, Single Crochet,
  • Color: Brown, Pink,
Granny Ripple Blanket Crochet Pattern

Granny Ripple Blanket Crochet Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Double Crochet,
  • Color: Blue, Gray, White,
Primrose Crochet Stitch Tutorial

Primrose Crochet Stitch Tutorial

Free Crochet Pattern
  • Skill Level: 3. Intermediate,
  • Yarn Brand: Hobby Lobby,
  • Yarn Name: I Love This Yarn,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Double Crochet, Half Double Crochet, Single Crochet,
  • Color: Pink,
Crochet Flower Pattern Blooming Spring Flower

Crochet Flower Pattern Blooming Spring Flower

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand, Red Heart,
  • Yarn Name: Baby Soft, Red Heart Soft,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Bobble, Single Crochet,
  • Color: Blue,
Free Crochet Newborn Hat Pattern

Free Crochet Newborn Hat Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Bobble, Double Crochet,
  • Color: Pink,
Crochet Pattern Wavy Ways Blanket

Crochet Pattern Wavy Ways Blanket

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Bernat,
  • Yarn Name: Satin,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Double Crochet, Single Crochet,
  • Color: Gray, Red, Yellow,
Knit Like Crochet Blanket Pattern Tutorial

Knit Like Crochet Blanket Pattern Tutorial

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Hobby Lobby,
  • Yarn Name: I Love This Yarn,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Half Double Crochet,
  • Color: Blue,
Crochet Easter Bunny Washcloth Pattern

Crochet Easter Bunny Washcloth Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Yarnspirations,
  • Yarn Name: Lily Sugar’n Cream,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5 mm (H-8),
  • Stitches: Half Double Crochet,
  • Color: Purple,
Easy Crochet Beanie Pattern

Easy Crochet Beanie Pattern

Free Crochet Pattern
  • Skill Level: 3. Intermediate,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Double Crochet,
  • Color: Green, Neutral,
Crochet Square Motif Pattern

Crochet Square Motif Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand, Red Heart,
  • Yarn Name: Red Heart Soft, Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Double Crochet, Single Crochet,
  • Color: Yellow,
Wonders Chevron Crochet Blanket Pattern

Wonders Chevron Crochet Blanket Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand, Loops and Threads,
  • Yarn Name: Impeccable, Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Single Crochet,
  • Color: Yellow,
Crochet Mitered Square Pattern

Crochet Mitered Square Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Yarnspirations,
  • Yarn Name: Lily Sugar’n Cream,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Single Crochet,
  • Color: Neutral, Pink,
Simple Puff Stitch Crochet Hat Pattern

Simple Puff Stitch Crochet Hat Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Red Heart,
  • Yarn Name: Chic Sheep,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Puff, Single Crochet,
  • Color: Gray,
Crochet Puff Stitch Scarf

Crochet Puff Stitch Scarf

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Double Crochet,
  • Color: Neutral,
Crochet Pizza Slice Pattern

Crochet Pizza Slice Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Single Crochet,
Colorful Chevron Blanket Pattern

Colorful Chevron Blanket Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Single Crochet,
  • Color: Green, Yellow,
Christmas Crochet Flowers

Christmas Crochet Flowers

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Yarnspirations,
  • Yarn Name: Lily Sugar’n Cream,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5.5 mm (I-9),
  • Stitches: Double Crochet, Single Crochet, Slip Stitch,
  • Color: Green,
Crochet Gift Basket Pattern

Crochet Gift Basket Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Double Crochet, Single Crochet,
  • Color: Red,
Simple Striped Scarf Crochet Pattern

Simple Striped Scarf Crochet Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Caron Yarn,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Half Double Crochet,
  • Color: Gray,
Crochet Ripple Blanket Progress

Crochet Ripple Blanket Progress

Free Crochet Pattern
  • Skill Level: 3. Intermediate,
  • Yarn Brand: Red Heart,
  • Yarn Name: Red Heart Soft,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Double Crochet,
Crochet Criss-Cross Bobble Flower

Crochet Criss-Cross Bobble Flower

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Caron Yarn,
  • Yarn Name: Simply Soft,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5.5 mm (I-9),
  • Stitches: Double Crochet,
Simple Crochet Button Hat

Simple Crochet Button Hat

Free Crochet Pattern
  • Skill Level: 1. Basic,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Double Crochet, Single Crochet,
  • Color: Neutral,
Free Christmas Washcloth Crochet Pattern

Free Christmas Washcloth Crochet Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Yarnspirations,
  • Yarn Name: Lily Sugar’n Cream,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Half Double Crochet, Single Crochet,
  • Color: Green, Neutral, Red,
Crochet Slouchy Pom Pom Hat

Crochet Slouchy Pom Pom Hat

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Color: Neutral,
Easy Crochet Striped Infinity Scarf Pattern

Easy Crochet Striped Infinity Scarf Pattern

Free Crochet Pattern
  • Skill Level: 1. Basic,
  • Yarn Brand: Lion Brand, Red Heart,
  • Yarn Name: Heartland, Red Heart Soft,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Half Double Crochet, Single Crochet,
  • Color: Blue, Brown, White, Yellow,
Bear Crochet Hat Pattern

Bear Crochet Hat Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Heartland,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Double Crochet, Single Crochet,
  • Color: Black,
Easy Tunisian Crochet Scarf Pattern

Easy Tunisian Crochet Scarf Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Heartland,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5 mm (H-8),
  • Stitches: Tunisian Simple Stitch,
  • Color: Orange,
Crochet Headband Pattern Frozen Snowflakes

Crochet Headband Pattern Frozen Snowflakes

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Pound of Love,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5 mm (H-8),
  • Stitches: Double Crochet,
  • Color: Blue,
Mint Green Fall Crochet Cowl Pattern

Mint Green Fall 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,
  • Color: Green,
Modern Ripple Crochet Car Seat Blanket Pattern

Modern Ripple Crochet Car Seat Blanket Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Loops and Threads,
  • Yarn Name: Impeccable,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Double Crochet,
  • Color: Green, Neutral, Yellow,
Free Easy Crochet Boot Cuffs Pattern

Free Easy Crochet Boot Cuffs Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5.5 mm (I-9),
  • Stitches: Puff, Single Crochet,
  • Color: Gray, Neutral,