Binding is the last step of every quilt — the fabric strip that wraps the raw edges — and it's where beginners most often stall. The good news: binding is a repeatable skill with maybe four things to get right. Here's the whole process, from yardage to final stitch.

Step 1: Calculate Your Binding

Measure your quilt's perimeter (twice the width plus twice the length), add 10 inches for corners, joins, and safety, and divide by your fabric's usable width (about 42″ for standard cotton) to get the number of strips. Most quilts use 2½″-wide strips, cut along the straight grain — the standard that binds comfortably around curves and corners alike.

Step 2: Join Strips and Fold

Sew your strips end to end with diagonal seams (place strips perpendicular, right sides together, sew corner to corner, trim to a quarter inch) — diagonal joins distribute bulk so no single spot is four layers thick. Press seams open. Then press the entire strip in half lengthwise, wrong sides together, and you have double-fold binding.

Step 3: Attach to the Front

1. Start mid-way along one side, aligning the raw edges of binding and quilt, and sew with a quarter-inch seam, leaving a 10″ tail unsewn.
2. At each corner, sew to a scant quarter inch from the edge, backstitch, and remove the quilt. Fold the binding up at 45°, then fold it back down along the next side — this makes a crisp mitered corner. Resume sewing from the edge.
3. When you return to the start, join the two ends with a diagonal seam inside the unsewn gap, trim, and finish the seam.

Step 4: Close the Back — Two Ways

• Hand finished (the classic look): fold the binding over the edge to the back and slipstitch it down just below the machine seam line. Takes an evening, invisible from the front.
• Fully machine (the fast way): attach the binding to the back first, then fold to the front and topstitch in the ditch, catching the fold on the reverse. Faster, and durable — great for utility quilts and anything that will be washed constantly.

Two Binding Rules That Prevent 90% of Problems

Never stretch the binding as you sew. A stretched strip pulls corners inward and makes wavy edges. And keep the quilt flat — support its weight rather than letting it drag off the table, because dragging distorts the seam you're making. Everything else about binding is personal style.