Quilt Batting Size Calculator
Calculate the correct batting size for quilts including seam allowances and quilting overhang
About this calculator
The Quilt Batting Size Calculator helps quilters determine the exact batting dimensions needed for their projects by accounting for seam allowances and quilting overhang. This tool eliminates guesswork and prevents costly mistakes when purchasing batting materials. By calculating the proper batting size, quilters ensure their finished quilt has adequate coverage while avoiding waste from buying oversized batting that exceeds project requirements.
How to use
Enter your finished quilt's length and width measurements into the calculator. The tool will automatically add the recommended seam allowances and quilting overhang to determine your batting size. Review the calculated dimensions and use these measurements when purchasing or cutting your quilt batting material.
Frequently asked questions
How much extra batting do I need beyond my quilt top?
Typically add 4-6 inches to each dimension (2-3 inches per side) for seam allowances and quilting ease.
Can I use this calculator for different quilting methods?
Yes, the calculator works for hand quilting, machine quilting, and long-arm quilting with appropriate overhang adjustments.
What if my quilt has an irregular shape?
Use the longest length and widest width measurements of your quilt for proper batting coverage.