What is the common gauge in crochet for medium weight yarn?

The expected gauge in crochet for medium (#4) weight yarn is 11–14 sts every 4 inches when using hook sizes 5.5 mm (I-9) & 6.5 mm (K-10.5).

What is crochet hooks do you use with medium weight yarn?

The recommended crochet hooks to use with medium weight yarn are 5.5 mm (I-9) & 6.5 mm (K-10.5).

What is the size or weight of medium yarn?

The weight of medium yarn is #4.

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.

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
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
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
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
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
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!)
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
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
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
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
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 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
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
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
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
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
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
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
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
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 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
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
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,
4 Yarn Weight Crochet Patterns
Free Crochet Pattern
- Yarn Weight: Weight 4 – Medium,
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
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
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
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
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
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
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
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 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 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
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
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)
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 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
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
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,
Crochet Unicorn Scarf Mandala Pattern
Free Crochet Pattern
- Skill Level: 3. Intermediate,
- Yarn Brand: Lion Brand,
- Yarn Name: Mandala,
- Yarn Weight: Weight 3 – Light, Weight 4 – Medium,
- Hook Size: 5 mm (H-8),
- Stitches: Half Double Crochet,
- Color: Blue, Green, Pink, Purple,
Easy Hat Crochet Pattern: The Leigh
Free Crochet Pattern
- Skill Level: 3. Intermediate,
- Yarn Brand: Lion Brand,
- Yarn Name: Jeans,
- Yarn Weight: Weight 4 – Medium,
- Hook Size: 5.5 mm (I-9),
- Stitches: Half Double Crochet, Single Crochet,
- Color: Blue,
Color Blocked Simple Crochet Blanket Pattern
Free Crochet Pattern
- Skill Level: 1. Basic,
- Yarn Brand: Red Heart,
- Yarn Name: Red Heart Soft,
- Yarn Weight: Weight 4 – Medium,
- Hook Size: 5 mm (H-8),
- Stitches: Single Crochet,
- Color: Blue, Orange,
Pretty in Pink Crochet Scarf
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: Double Crochet, Half Double Crochet, Single Crochet,
- Color: Pink,
Williams Crochet Beanie 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: Single Crochet, Triple Crochet,
- Color: Green,
Simple Striped Granny Scarf 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),
- Stitches: Double Crochet,
- Color: Blue,
Shimmering Snow Easy Crochet Cowl Pattern
Free Crochet Pattern
- Skill Level: 2. Easy,
- Yarn Brand: Lion Brand,
- Yarn Name: Shawl in a Ball,
- Yarn Weight: Weight 4 – Medium,
- Hook Size: 6.5 mm (K-10.5),
- Stitches: Half Double Crochet, Single Crochet,
- Color: Gray,
Free Crochet Apple Pattern and Keychain
Free Crochet Pattern
- Skill Level: 2. Easy,
- Yarn Brand: Yarnspirations,
- Yarn Name: Lily Sugar’n Cream,
- Yarn Weight: Weight 4 – Medium,
- Hook Size: 4 mm (G-6),
- Stitches: Single Crochet,
- Color: Red,

Standard Name:	Medium - #4
Also Known As:	Worsted, Afghan, Aran, UK 10-ply and 12-ply
Common Gauge:	11–14 sts every 4 inches
Wraps per Inch: (WPI)	9-12
Hook Sizes:	Medium weight yarn works best with the following crochet hook sizes: 5.5 mm (I-9) 6.5 mm (K-10.5)
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Free Crochet Pattern

Free Crochet Pattern

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Free Crochet Pattern

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Free Crochet Pattern

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