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.

  • Flight Formation Crochet Blanket Stripe Pattern

    Flight Formation Crochet Blanket Stripe Pattern

    Free Crochet Pattern
    • Skill Level: 2. Easy,
    • Yarn Brand: Knit Picks,
    • Yarn Name: Wool of the Andes Worsted,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 4.5 mm (7),
    • Stitches: Double Crochet,
    • Color: Yellow,
  • Plume Scales Crochet Blanket Stripe Pattern

    Plume Scales Crochet Blanket Stripe Pattern

    Free Crochet Pattern
    • Skill Level: 2. Easy,
    • Yarn Brand: Knit Picks,
    • Yarn Name: Wool of the Andes Worsted,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 4.5 mm (7),
    • Stitches: Double Crochet,
    • Color: Blue,
  • Wildflower Washcloth 1

    Wildflower Washcloth 1

    Free Crochet Pattern
    • Skill Level: 3. Intermediate,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 3.5 mm (E-4),
    • Stitches: Double Crochet, Single Crochet,
    • Color: Green, Neutral,
  • Mabel Market Bag

    Mabel Market Bag

    Free Crochet Pattern
    • Skill Level: 2. Easy,
    • Yarn Brand: WeCrochet,
    • Yarn Name: Dishie,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 6.5 mm (K-10.5),
    • Stitches: Double Crochet, Double Crochet Increase, Slip Stitch,
    • Color: Brown,
  • Wildflower Washcloth 2

    Wildflower Washcloth 2

    Free Crochet Pattern
    • Skill Level: 3. Intermediate,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 3.5 mm (E-4),
    • Stitches: Double Crochet, Single Crochet,
    • Color: Neutral, Orange,
  • Wildflower Washcloth 5

    Wildflower Washcloth 5

    Free Crochet Pattern
    • Skill Level: 3. Intermediate,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 3.5 mm (E-4),
    • Stitches: Double Crochet, Single Crochet,
    • Color: Green, Neutral,
  • Colton Sweater

    Colton Sweater

    Free Crochet Pattern
    • Skill Level: 2. Easy,
    • Yarn Brand: Hobbii,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 5 mm (H-8), 6 mm (J-10),
    • Stitches: Double Crochet, Single Crochet, Single Crochet Back Loop,
    • Color: Gray,
  • Wildflower Washcloth 4

    Wildflower Washcloth 4

    Free Crochet Pattern
    • Skill Level: 3. Intermediate,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 3.5 mm (E-4),
    • Stitches: Double Crochet, Single Crochet,
    • Color: Pink, White,
  • Crochet Blanket Border Pattern

    Crochet Blanket Border Pattern

    Free Crochet Pattern
    • Skill Level: 2. Easy,
    • Yarn Brand: Knit Picks,
    • Yarn Name: Wool of the Andes Worsted,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 5 mm (H-8),
    • Stitches: Half Double Crochet Back Loop, Single Crochet,
    • Color: Blue, Orange, White,
  • Skybound Sampler Blanket

    Skybound Sampler Blanket

    Free Crochet Pattern
    • Skill Level: 2. Easy,
    • Yarn Brand: Knit Picks,
    • Yarn Name: Wool of the Andes Worsted,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 4 mm (G-6), 4.5 mm (7), 5 mm (H-8),
    • Stitches: Bobble, Double Crochet, Half Double Crochet, Half Double Crochet Back Loop, Shell Stitch, Single Crochet, Triple Crochet,
    • Color: Blue, Neutral, Orange, White,
  • Feathers Crochet Blanket Stripe Pattern

    Feathers Crochet Blanket Stripe Pattern

    Free Crochet Pattern
    • Skill Level: 2. Easy,
    • Yarn Brand: Knit Picks,
    • Yarn Name: Wool of the Andes Worsted,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 5 mm (H-8),
    • Stitches: Double Crochet, Half Double Crochet, Single Crochet,
    • Color: Orange,
  • Wildflower Blanket

    Wildflower Blanket

    Free Crochet Pattern
    • Skill Level: 3. Intermediate,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 5 mm (H-8),
    • Stitches: Double Crochet, Single Crochet,
    • Color: Green, Neutral, Pink, Red, Yellow,
  • Jamie Baby Blanket

    Jamie Baby Blanket

    Free Crochet Pattern
    • Skill Level: 2. Easy,
    • Yarn Brand: Stylecraft,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 5 mm (H-8),
    • Stitches: Moss / Linen, Single Crochet,
    • Color: Gray, Pink, White,
  • Easy Cotton Knot Bag Pattern

    Easy Cotton Knot Bag Pattern

    Free Crochet Pattern
    • Skill Level: 2. Easy,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 4 mm (G-6),
    • Stitches: Half Double Crochet, Single Crochet, Slip Stitch,
    • Color: Neutral, Variegated,
  • Summer Breeze Cotton Blanket

    Summer Breeze Cotton Blanket

    Free Crochet Pattern
    • Skill Level: 1. Basic,
    • Yarn Brand: Caron Yarn,
    • Yarn Name: Caron Cakes,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 5 mm (H-8),
    • Stitches: Double Crochet, Front Loop Single Crochet, Single Crochet,
    • Color: Blue, Variegated, White,
  • Linked Hearts Baby Blanket

    Linked Hearts Baby Blanket

    Free Crochet Pattern
    • Skill Level: 2. Easy,
    • Yarn Brand: Stylecraft,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 5 mm (H-8),
    • Stitches: Half Double Crochet, Single Crochet,
    • Color: Blue, Gray, Pink,
  • Coco Cross Body Bag

    Coco Cross Body Bag

    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: Double Crochet,
    • Color: Neutral,
  • Huckleberry Beanie

    Huckleberry Beanie

    Free Crochet Pattern
    • Skill Level: 3. Intermediate,
    • Yarn Brand: Loops and Threads,
    • Yarn Name: Crème Cotton,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 5.5 mm (I-9),
    • Stitches: Puff, Single Crochet, Single Crochet Back Loop,
  • Huckleberry Scarf

    Huckleberry Scarf

    Free Crochet Pattern
    • Skill Level: 3. Intermediate,
    • Yarn Brand: Loops and Threads,
    • Yarn Name: Crème Cotton,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 5.5 mm (I-9),
    • Stitches: Puff, Single Crochet, Single Crochet Back Loop,
  • Boho Bloom Coasters

    Boho Bloom Coasters

    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: Bobble, Double Crochet, Puff, Single Crochet, Slip Stitch,
    • Color: Blue, Neutral, White,
  • Coco Market Bag

    Coco Market Bag

    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: Double Crochet,
    • Color: Neutral,
  • Dotty Baby Blanket

    Dotty Baby Blanket

    Free Crochet Pattern
    • Skill Level: 2. Easy,
    • Yarn Brand: Hobbii,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 6 mm (J-10),
    • Stitches: Tunisian Simple Stitch,
    • Color: Blue, Green, Neutral,
  • Positano Crochet Mesh Shrug

    Positano Crochet Mesh Shrug

    Free Crochet Pattern
    • Skill Level: 2. Easy,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 4.5 mm (7),
    • Stitches: Double Crochet, Shell Stitch,
    • Color: Orange,
  • Sandstone Variegated Stripe Scarf

    Sandstone Variegated Stripe Scarf

    Free Crochet Pattern
    • Skill Level: 2. Easy,
    • Yarn Brand: Caron Yarn,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 5 mm (H-8),
    • Stitches: Double Crochet,
    • Color: Brown, Variegated,
  • Chicken Shelf Buddy

    Chicken Shelf Buddy

    Free Crochet Pattern
    • Skill Level: 2. Easy,
    • Yarn Brand: Lion Brand,
    • Yarn Name: Color Theory,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 3.5 mm (E-4),
    • Stitches: Single Crochet Back Loop,
    • Color: Brown, Orange, White, Yellow,
  • Easy Tweedy Child Sweater

    Easy Tweedy Child Sweater

    Free Crochet Pattern
    • Skill Level: 1. Basic,
    • Yarn Brand: WeCrochet,
    • Yarn Name: Brava Worsted,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 6 mm (J-10),
    • Stitches: Half Double Crochet,
    • Color: Gray, Green,
  • Bunny Shelf Buddy

    Bunny Shelf Buddy

    Free Crochet Pattern
    • Skill Level: 1. Basic,
    • Yarn Brand: Lion Brand,
    • Yarn Name: Color Theory,
    • Yarn Weight: Weight 2 – Fine, Weight 4 – Medium, Weight 5 – Bulky,
    • Hook Size: 3.5 mm (E-4),
    • Stitches: Single Crochet Back Loop,
    • Color: Brown, Gray, Neutral, Yellow,
  • Easy Tweedy Adult Sweater

    Easy Tweedy Adult Sweater

    Free Crochet Pattern
    • Skill Level: 2. Easy,
    • Yarn Brand: WeCrochet,
    • Yarn Name: Brava Worsted,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 6 mm (J-10),
    • Stitches: Half Double Crochet, Single Crochet Back Loop,
    • Color: Brown, Gray, Green, Neutral,
  • Caroline Sweater

    Caroline Sweater

    Free Crochet Pattern
    • Skill Level: 1. Basic,
    • Yarn Brand: WeCrochet,
    • Yarn Name: Dishie,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 5.5 mm (I-9),
    • Stitches: Single Crochet,
    • Color: Brown, Green, Neutral, Orange, Red,
  • Compostela Blanket

    Compostela Blanket

    Free Crochet Pattern
    • Yarn Brand: Zeeman,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 6 mm (J-10),
    • Stitches: Double Crochet, Single Crochet, Single Crochet Back Loop,
    • Color: Green, White,
  • Easy Tweedy Ear Warmer

    Easy Tweedy Ear Warmer

    Free Crochet Pattern
    • Skill Level: 1. Basic,
    • Yarn Brand: WeCrochet,
    • Yarn Name: Brava Worsted,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 6 mm (J-10),
    • Stitches: Half Double Crochet, Slip Stitch,
    • Color: Blue, Gray, Pink, Variegated,
  • Easy Tweedy Hat

    Easy Tweedy Hat

    Free Crochet Pattern
    • Skill Level: 1. Basic,
    • Yarn Brand: WeCrochet,
    • Yarn Name: Brava Worsted,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 6 mm (J-10),
    • Stitches: Half Double Crochet, Single Crochet, Slip Stitch,
    • Color: Blue, Gray, Pink, Red,
  • Hector the Cyclops

    Hector the Cyclops

    Free Crochet Pattern
    • Skill Level: 3. Intermediate,
    • Yarn Weight: Weight 2 – Fine, Weight 4 – Medium,
    • Hook Size: 2.25 mm (B-1), 5 mm (H-8),
    • Stitches: Single Crochet, Slip Stitch,
    • Color: Brown, Green, Neutral, White,
  • Mini Beanie Crochet Ornament

    Mini Beanie Crochet Ornament

    Free Crochet Pattern
    • Skill Level: 2. Easy,
    • Yarn Brand: Hobby Lobby,
    • Yarn Name: CotLin,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 4 mm (G-6),
    • Stitches: Half Double Crochet, Half Double Crochet Back Loop,
    • Color: Variegated,
  • Lemon Zest Blanket

    Lemon Zest Blanket

    Free Crochet Pattern
    • Skill Level: 2. Easy,
    • Yarn Brand: Zeeman,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 6 mm (J-10),
    • Stitches: Double Crochet, Single Crochet,
    • Color: White, Yellow,
  • Urban Rib Scarf

    Urban Rib Scarf

    Free Crochet Pattern
    • Skill Level: 2. Easy,
    • Yarn Brand: Hobbii,
    • Yarn Name: Upcycle Alpaca Blend Worsted,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 6 mm (J-10),
    • Stitches: Half Double Crochet,
    • Color: Neutral,
  • Granny Square Border Blanket

    Granny Square Border Blanket

    Free Crochet Pattern
    • Skill Level: 2. Easy,
    • Yarn Brand: Zeeman,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 5 mm (H-8), 6 mm (J-10),
    • Stitches: Double Crochet, Single Crochet,
    • Color: Green, Red, White,
  • Caramel Comfort Throw Blanket

    Caramel Comfort Throw Blanket

    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),
    • Color: Neutral,
  • Tudor Times Crochet Bauble

    Tudor Times Crochet Bauble

    Free Crochet Pattern
    • Skill Level: 3. Intermediate,
    • Yarn Brand: Lion Brand,
    • Yarn Name: Color Theory,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 2.75 mm (C-2),
    • Stitches: Double Crochet, Single Crochet, Single Crochet Back Loop,
    • Color: White, Yellow,
  • Samara Headband

    Samara Headband

    Free Crochet Pattern
    • Skill Level: 2. Easy,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 5.5 mm (I-9),
    • Stitches: Tunisian Knit Stitch, Tunisian Purl Stitch,
    • Color: Red,
  • The Autumn Pillow

    The Autumn Pillow

    Free Crochet Pattern
    • Skill Level: 2. Easy,
    • Yarn Brand: Hobbii, Lion Brand,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 5 mm (H-8),
    • Stitches: Bobble, Double Crochet, Half Double Crochet, Puff, Slip Stitch, Triple Crochet,
    • Color: Neutral, Variegated,
  • Blakeley Poncho

    Blakeley Poncho

    Free Crochet Pattern
    • Skill Level: 2. Easy,
    • Yarn Brand: Knit Picks,
    • Yarn Name: Heatherly Worsted,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 7 mm,
    • Stitches: Double Crochet, Half Double Crochet, Half Double Crochet Back Loop, Half Double Crochet Front Loop,
    • Color: Neutral,
  • Cobblestone Pathways Throw

    Cobblestone Pathways Throw

    Free Crochet Pattern
    • Skill Level: 3. Intermediate,
    • Yarn Brand: Red Heart,
    • Yarn Name: I Love This Yarn,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 40 mm, 6 mm (J-10),
    • Stitches: Double Crochet, Moss / Linen,
    • 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.