Quilt Binding Calculator
Calculate binding length from quilt perimeter and user-entered joining allowance.
A QUICK WALKTHROUGH
How to use this tool
- Enter quilt length and width in the same unit.
- Enter the extra binding length you want to allow for joining.
- Calculate the perimeter plus the entered joining allowance.
Formula and limits
Length = 2(length+width)+allowance. This excludes corners, seam loss and cutting layout. This does not forecast demand, certify a textile specification, or recommend a process setting.
Privacy
Inputs remain in this browser and are not uploaded.
GOOD TO KNOW
Common questions
What measurements do I enter?
Enter quilt length, width and extra joining length in the displayed units.
What does the estimate include?
It adds the user-entered joining allowance to 2 × (length + width). Corners, seam loss and cutting layout are excluded.
Are inputs uploaded?
No. Calculations run locally in your browser.