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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Circle Hot Pad

Circle Hot Pad

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Hobby Lobby,
  • Yarn Name: Crafter’s Secret Cotton,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5.5 mm (I-9),
  • Stitches: Half Double Crochet, Half Double Crochet Back Loop, Slip Stitch,
Braided Beanie

Braided Beanie

Free Crochet Pattern
  • Skill Level: 3. Intermediate,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Feels Like Butta,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Front Loop Single Crochet, Single Crochet Back Loop, Slip Stitch,
  • Color: Neutral,
Easy Crochet Heart Dishcloth Pattern

Easy Crochet Heart Dishcloth Pattern

Free Crochet Pattern
  • Skill Level: 3. Intermediate,
  • Yarn Brand: Premier Yarns,
  • Yarn Name: Premier Home,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 3.75 mm (F-5),
  • Stitches: Single Crochet,
  • Color: Neutral,
Easy Crochet Cloud Pattern

Easy Crochet Cloud Pattern

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, Half Double Crochet, Single Crochet, Slip Stitch,
  • Color: Blue, White,
How to Single Crochet Back Loop Only (SC BLO)

How to Single Crochet Back Loop Only (SC BLO)

Free Crochet Pattern
  • Skill Level: 1. Basic,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5 mm (H-8),
  • Stitches: Single Crochet Back Loop,
  • Color: Green,
Four Leaf Clover Crochet Pattern

Four Leaf Clover 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, Single Crochet, Slip Stitch,
  • Color: Green,
Ombre Crochet Blanket Pattern (Easy & Quick)

Ombre Crochet Blanket Pattern (Easy & Quick)

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Red Heart,
  • Yarn Name: Super Saver,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5.5 mm (I-9),
  • Stitches: Half Double Crochet, Single Crochet, Slip Stitch,
  • Color: Blue, Green,
St. Patrick’s Day Shamrock Crochet Pattern

St. Patrick’s Day Shamrock 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, Single Crochet,
  • Color: Green,
Easy Crochet Baby Blanket with Ripples

Easy Crochet Baby Blanket with Ripples

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Caron Yarn,
  • Yarn Name: Caron Cakes, Marble Cakes, Simply Soft,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Double Crochet, Double Crochet Increase, Double Crochet Three Together,
  • Color: Pink,
Falling In Striped Crochet Blanket Pattern

Falling In Striped Crochet Blanket 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: Herringbone Half Double Crochet,
  • Color: Brown, Neutral,
Granny Stitch Ripple Baby Blanket Pattern

Granny Stitch Ripple Baby Blanket Pattern

Free Crochet Pattern
  • Skill Level: 3. Intermediate,
  • Yarn Brand: Red Heart,
  • Yarn Name: Soft Baby Steps,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 4.5 mm (7),
  • Stitches: Double Crochet,
  • Color: Gray,
The Finley Easy Crochet Blanket Pattern

The Finley Easy Crochet Blanket 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: Half Double Crochet, Single Crochet,
  • Color: Neutral,
Easy Crochet Pocket Shawl Pattern

Easy Crochet Pocket Shawl Pattern

Free Crochet Pattern
  • Skill Level: 3. Intermediate,
  • Yarn Brand: Caron Yarn,
  • Yarn Name: Simply Soft,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 4 mm (G-6), 5.5 mm (I-9),
  • Stitches: Half Double Crochet, Single Crochet,
  • Color: Orange,
Quick Easy Crochet Pumpkin Pattern (mini size!)

Quick Easy Crochet Pumpkin Pattern (mini size!)

Free Crochet Pattern
  • Skill Level: 3. Intermediate,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Basic Stitch Yarn,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 4 mm (G-6),
  • Stitches: Single Crochet,
  • Color: Neutral,
Beginner Easy Crochet Washcloth Pattern

Beginner Easy Crochet Washcloth Pattern

Free Crochet Pattern
  • Skill Level: 1. Basic,
  • Yarn Brand: Premier Yarns,
  • Yarn Name: Premier Home,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Half Double Crochet, Single Crochet,
  • Color: Blue,
Quick And Easy Crochet Baby Blanket Pattern

Quick And Easy Crochet Baby Blanket Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Yarnspirations,
  • Yarn Name: Simply Soft,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 4 mm (G-6),
  • Stitches: Double Crochet, Half Double Crochet,
  • Color: Blue, Red, White,
Easy Double Crochet Blanket for Beginners

Easy Double Crochet Blanket for Beginners

Free Crochet Pattern
  • Skill Level: 1. Basic,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Pound of Love,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5 mm (H-8), 6 mm (J-10),
  • Stitches: Double Crochet,
  • Color: Green, White,
Easy Crochet Lovey Pattern

Easy Crochet Lovey Pattern

Free Crochet Pattern
  • Skill Level: 3. Intermediate,
  • Yarn Brand: Knit Picks, WeCrochet,
  • Yarn Name: Brava Worsted,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5.5 mm (I-9),
  • Stitches: Double Crochet, Single Crochet,
  • Color: Gray,
Free Face Scrubby Crochet Pattern

Free Face Scrubby Crochet Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Pima Cotton,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 4 mm (G-6),
  • Stitches: Herringbone Half Double Crochet, Single Crochet,
  • Color: Pink,
How to Crochet a Star

How to Crochet a Star

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Knit Picks, WeCrochet,
  • Yarn Name: Brava Worsted,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 3.75 mm (F-5),
  • Stitches: Double Crochet, Herringbone Half Double Crochet, Single Crochet,
  • Color: Gray, Yellow,
Modern Crochet Baby Granny Stitch Blanket

Modern Crochet Baby Granny Stitch Blanket

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Knit Picks, WeCrochet,
  • Yarn Name: Brava Worsted,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5.5 mm (I-9),
  • Stitches: Double Crochet,
  • Color: Blue, Gray, Pink, Purple,
Simple Crochet Coin Pouch Pattern

Simple Crochet Coin Pouch Pattern

Free Crochet Pattern
  • Skill Level: 3. Intermediate,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Re-Up,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 3.75 mm (F-5),
  • Stitches: Puff, Single Crochet,
  • Color: Neutral, White,
Tunisian Crochet Body Pillow Pattern

Tunisian Crochet Body Pillow Pattern

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: Tunisian Knit Stitch, Tunisian Simple Stitch,
  • Color: Blue, Orange, Pink, Yellow,
Easy Crochet Lap Blanket

Easy Crochet Lap Blanket

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Feels Like Butta, Mandala,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5.5 mm (I-9),
  • Stitches: Double Crochet, Half Double Crochet, Single Crochet,
  • Color: Blue,
Clara Crochet Ripple Blanket

Clara Crochet Ripple Blanket

Free Crochet Pattern
  • Skill Level: 3. Intermediate,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5.5 mm (I-9),
  • Stitches: Bobble, Double Crochet, Single Crochet,
  • Color: Blue, Green, Pink,
Crochet Egg Pattern for Easter

Crochet Egg Pattern for Easter

Free Crochet Pattern
  • Skill Level: 3. Intermediate,
  • Yarn Brand: Yarnspirations,
  • Yarn Name: Lily Sugar’n Cream,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 2.75 mm (C-2),
  • Stitches: Single Crochet,
  • Color: Yellow,
State of Pennsylvania Crochet Pattern

State of Pennsylvania 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: Single Crochet,
  • Color: Orange,
Free Ombre Crochet Scarf Pattern

Free Ombre Crochet Scarf Pattern

Free Crochet Pattern
  • Skill Level: 3. Intermediate,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Feels Like Butta, Mandala,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5 mm (H-8),
  • Stitches: Double Crochet, Half Double Crochet, Single Crochet,
  • Color: Blue, Variegated,
Easy Crochet Gingerbread Man Ornament

Easy Crochet Gingerbread Man Ornament

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: Half Double Crochet,
  • Color: Neutral,
Mini Crochet Bow Pattern

Mini Crochet Bow Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 4.5 mm (7),
  • Stitches: Double Crochet, Single Crochet,
  • Color: Pink,
Two Triangle Crochet Baby Blanket Pattern

Two Triangle Crochet Baby Blanket Pattern

Free Crochet Pattern
  • Skill Level: 3. Intermediate,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Basic Stitch Yarn,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Herringbone Half Double Crochet, Single Crochet,
  • Color: Gray, White, Yellow,
Bobble Stitch Crochet Scarf Pattern

Bobble Stitch Crochet Scarf Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Crayola™ Cake,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5.5 mm (I-9),
  • Stitches: Bobble, Single Crochet,
  • Color: Gray, Neutral,
Fall Herringbone Half Double Crochet Blanket Pattern

Fall Herringbone Half Double 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: 5.5 mm (I-9),
  • Stitches: Herringbone Half Double Crochet,
  • Color: Orange, Red, Yellow,
Easy Crochet Spike Stitch Dishcloth Pattern

Easy Crochet Spike Stitch Dishcloth Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Re-Up,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 3.75 mm (F-5),
  • Stitches: Herringbone Half Double Crochet, Single Crochet,
  • Color: Gray, White,
Easy Crochet Fuzzy Scrunchie Pattern

Easy Crochet Fuzzy Scrunchie Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Basic Stitch Yarn, Terryspun,
  • Yarn Weight: Weight 4 – Medium, Weight 5 – Bulky,
  • Hook Size: 5 mm (H-8),
  • Stitches: Double Crochet, Single Crochet,
  • Color: Blue,
Fabulously Fall Crochet Fringe Scarf

Fabulously Fall Crochet Fringe Scarf

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,
  • Color: Green,
Easy Crochet Chevron Blanket

Easy Crochet Chevron Blanket

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, Single Crochet Back Loop,
  • Color: Neutral,
Simple Stitch Crochet Baby Blanket

Simple Stitch Crochet Baby Blanket

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Basic Stitch Yarn,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5.5 mm (I-9),
  • Stitches: Double Crochet, Half Double Crochet, Single Crochet,
  • Color: Blue,
Free Crochet Soap Cozy Pattern

Free Crochet Soap Cozy Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Zeeman,
  • Yarn Name: Royal Melange,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 3.5 mm (E-4),
  • Stitches: Single Crochet,
  • Color: Blue, Red, White,
Free and Easy Crochet Bath Mat Pattern

Free and Easy Crochet Bath Mat Pattern

Free Crochet Pattern
  • Skill Level: 1. Basic,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Feels Like Butta, Terryspun,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5 mm (H-8),
  • Stitches: Single Crochet,
  • Color: White,
Crochet Chevron Baby Blanket Pattern

Crochet Chevron Baby Blanket Pattern

Free Crochet Pattern
  • Skill Level: 3. Intermediate,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Feels Like Butta,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 3.75 mm (F-5),
  • Stitches: Single Crochet, Single Crochet Two Together,
  • Color: Blue, Gray, White,
How to Crochet a Heart for Beginners

How to Crochet a Heart for Beginners

Free Crochet Pattern
  • Skill Level: 1. Basic,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Heartland,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5.5 mm (I-9),
  • Stitches: Double Crochet, Half Double Crochet,
  • Color: Pink,
Crochet Beanie Hat with Pom Pom (Free Pattern)

Crochet Beanie Hat with Pom Pom (Free Pattern)

Free Crochet Pattern
  • Skill Level: 3. Intermediate,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5 mm (H-8),
  • Stitches: Double Crochet, Puff,
  • Color: Yellow,
Free Crochet Shawl Granny Pattern

Free Crochet Shawl Granny Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Touch of Alpaca,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Double Crochet,
  • Color: Neutral,
Isle Wave Crochet Wrap Pattern

Isle Wave Crochet Wrap 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,
  • Color: Neutral,
Luna Chevron Scarf Crochet Pattern

Luna Chevron Scarf Crochet Pattern

Free Crochet Pattern
  • Skill Level: 3. Intermediate,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Shawl in a Ball,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5.5 mm (I-9),
  • Stitches: Half Double Crochet, Single Crochet,
  • Color: Blue,