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.

  • 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,
  • Easy Round Crochet Potholder Pattern

    Easy Round Crochet Potholder 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: Double Crochet,
    • Color: Green, Neutral,
  • Learn the Granny Ripple Stitch

    Learn the Granny Ripple Stitch

    Free Crochet Pattern
    • Skill Level: 2. Easy,
    • Yarn Brand: Loops and Threads,
    • Yarn Name: Impeccable,
    • Yarn Weight: Weight 4 – Medium,
    • Stitches: Double Crochet,
  • Open Lace Crochet Hat

    Open Lace Crochet Hat

    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,
    • Color: Gray,
  • 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: 5 mm (H-8),
    • Stitches: Double Crochet, Half Double Crochet, Single Crochet,
    • Color: Neutral,
  • Crochet Button Heart Headband

    Crochet Button Heart Headband

    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: Double Crochet,
    • Color: Brown,
  • Heart Granny Square Crochet Pattern

    Heart Granny Square Crochet Pattern

    Free Crochet Pattern
    • Skill Level: 2. Easy,
    • Yarn Brand: Yarnspirations,
    • Yarn Name: Lily Sugar’n Cream,
    • Yarn Weight: Weight 4 – Medium,
    • Stitches: Double Crochet,
  • Simple Fall Crochet Headband Pattern

    Simple Fall Crochet Headband Pattern

    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, Single Crochet,
    • Color: Orange,
  • Crochet Mesh Button Scarf Pattern

    Crochet Mesh Button Scarf Pattern

    Free Crochet Pattern
    • Skill Level: 2. Easy,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 5 mm (H-8),
    • Stitches: Double Crochet,
    • Color: Green,
  • Gamer Beanie Crochet Pattern

    Gamer Beanie Crochet Pattern

    Free Crochet Pattern
    • Skill Level: 2. Easy,
    • Yarn Brand: Red Heart,
    • Yarn Name: Red Heart Soft,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 5.5 mm (I-9),
    • Stitches: Double Crochet, Half Double Crochet, Single Crochet, Slip Stitch,
    • Color: Black, Green,
  • Crochet Flower Beanie Hat

    Crochet Flower Beanie Hat

    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),
    • Color: Pink,
  • Easy and Quick Crochet Mesh Stitch Pattern

    Easy and Quick Crochet Mesh Stitch Pattern

    Free Crochet Pattern
    • Skill Level: 2. Easy,
    • Yarn Brand: Lion Brand,
    • Yarn Name: Skein Tones,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 4.5 mm (7),
    • Stitches: Double Crochet,
  • Basic and Simple Crochet Flower Pattern

    Basic and Simple Crochet Flower Pattern

    Free Crochet Pattern
    • Skill Level: 1. Basic,
    • Yarn Name: Lily Sugar’n Cream,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 5 mm (H-8),
    • Stitches: Double Crochet, Half Double Crochet, Single Crochet, Slip Stitch,