Backing and Binding Calculator

Backing & Binding Calculator

Enter your finished quilt top dimensions below to calculate how much fabric you need. It will automagically appear in the boxes at the bottom of the page.

Quilt top size

Width (inches)

Length (inches)

Backing options

Fabric width

Extra margin per side

Binding options

Binding strip width

Binding fabric WOF

Backing fabric needed

—

yards

Backing size needed—

Number of panels—

Cut each panel—

⚠ Quilt width exceeds fabric width. Check your fabric selection.

Binding fabric needed

—

yards

Quilt perimeter—

Total strip length—

Strips to cut—

Strip width—

Note: All yardage is rounded up to the nearest ⅛ yard. Backing uses 40" usable width for standard 44" WOF fabric (after removing selvages and allowing for shrinkage). Binding includes 12" extra for diagonal joins and finishing. Always buy a little extra — fabric is never sorry to be left over!

Phoebe Moon (also known as Kris Driessen) brings warmth and creativity to every corner of the quilting world. A former quilt shop owner and passionate pattern designer, she’s spent years inspiring quilters of all skill levels through her clever designs, time-saving techniques, and hands-on teaching. Whether sharing beginner-friendly projects, guiding advanced quilting methods, or creating step-by-step tutorials, Phoebe loves helping others grow in their craft. Explore her collection of Printable PDF Quilt Patterns on Etsy —from mini quilts and table runners to full-size bed quilts—and discover the resources, inspiration, and community that make quilting such a joy.

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