Quilt backing yardage chart

See when wideback changes the panel plan.

Examples use 4 inches of overage on every side, 2 inches of total selvage loss and quarter-yard purchase rounding.

These labels are examples, not universal quilt-size standards. Patterns and finished tops vary. Use your measured top in the calculator before buying.
Example topFinished size44-in fabric108-in wideback
Baby example36 × 52 in2.5 yd · 2 panels1.25 yd · 1 panel
Throw example50 × 65 in3.25 yd · 2 panels1.75 yd · 1 panel
Twin example70 × 90 in5.5 yd · 2 panels2.25 yd · 1 panel
Queen example90 × 95 in8.25 yd · 3 panels2.75 yd · 1 panel
King example108 × 108 in9.75 yd · 3 panels6.5 yd · 2 panels