PATTERN - Ashbury Granny Square Shoulder Bag


DIGITAL PATTERN DOWNLOAD. PLEASE NOTE THIS IS A PATTERN ONLY. The perfect market bag! The granny square shoulder bag is a crochet pattern that features a delightful checkered pattern. Using a size H hook the bag requires a durable cotton yarn (3-4 DK weight) that accommodates the hook. 

All patterns are designed by our Third Piece design team based in Boston, MA.


  • Skill Level: Advanced Beginner (Crochet)
  • Recommended Yarn: 4 skeins of worsted weight cotton. Note: This bag was designed with Wool and the Gang's Shiny Happy Cotton and Billie Jean Yarn, but other worsted weight cotton yarns will work.
  • Recommended Hook Size: H (5 mm) 
  • Notions: Tapestry Needle
  • Measurements:  
    • Width 18”, Height of both sides 18”, Height of middle 9”

 *This is a digital knitting pattern download only.

If you have any questions about pattern support, sizing, supplies, or yarn, please contact

Additional Info

Third Piece's Accesories (Hats, Mitts, Scarves) typically run one size fits most, noted as O/S.

Our Sweaters, Vests and Outerwear pieces are sized 4 ways:

  • Size 1 (S/M) - US 2-6
  • Size 2 (M/L) - US 8-12
  • Size 3 (L/XL) - US 14-16
  • Size 4 (XL-XXL) -US 18+

Please refer to the specific measurements and fit noted on the product details.

For questions on sizing, feel free to email us at or use our chat feature.

Your Third Piece is designed, hand-knit, and packaged by our small team based in Boston, Massachusetts. Once your piece arrives, we hope it becomes your most loved item in your wardrobe for many seasons to come. 

If you'd like to return or exchange please see our Return Policy here or email us at

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