Circle Skirt Calculator

Enter your waist and skirt length to get the exact pattern radius for a full, half, or quarter circle skirt, plus an estimated fabric yardage.

Waist measurement (in)Ease allowance (in)Finished skirt length (in)

Circle typeFabric width

Inner (Waist) Radius

4.62in

Outer (hem) radius

24.62in

Hem circumference

154.66in

Estimated fabric needed

2.13yd

This circle skirt calculator provides pattern math and a fabric yardage estimate for planning purposes. It does not replace a tested sewing pattern, a muslin fitting, or a fabric store's cutting layout recommendation.