Cross Stitch Calculator: Fabric Size and Frame Fit

How much fabric do I need for cross stitch?

Quick answer: divide your pattern’s stitch count by your fabric count to get the stitched design size in inches, then add a margin on every side for hooping, lacing, and framing. A 140 by 100 pattern on 14 ct aida works out at 10 by 7.1 inches, so with the standard 3 inches per side you would cut about 16 by 13.1 inches. The calculator above does all of that live, and also tells you which standard frames the finished piece will fit.

The fabric size formula

Three numbers decide everything, and only three:

• Stitch count is your pattern’s size in stitches, width by height. It never changes, no matter what fabric you choose.
• Fabric count is stitches per inch. Higher count means smaller stitches and a smaller finished piece.
• Margin is the unstitched fabric you add around the design so you can hoop it and mount it.

The arithmetic runs in three steps. Divide the stitch count by the fabric count to get the design size. Add double your per-side margin to each dimension. Round up, because spare fabric is never the problem. Worked through: 140 stitches on 14 ct is 140 divided by 14, which is 10 inches. Add 3 inches on the left and 3 on the right and you cut 16 inches wide.

Aida calculator: what each fabric count does to the finished size

This is the part that surprises people. The same pattern can finish at wildly different sizes depending only on the fabric you pick. Here is one 140 by 100 design across the common counts:

Note the last two rows. Evenweave and linen are normally worked over two threads, which halves the effective count, so 28 ct over two is 14 stitches per inch and 32 ct over two is 16. The Over 1 and Over 2 buttons in the calculator handle this for you. Work it backwards when you already own the frame: pick the count that lands the stitched design inside the opening.

Common pattern sizes at a glance

Design size and fabric to cut, at a 3 inch margin per side, which is the calculator’s default of a 1 inch visible border plus 2 inches of mounting allowance:

How much margin to leave

Margins are per side, so whatever you choose adds double that amount to each dimension. Three inches is the safe default and what most stitchers use. Adjust from there:

• 2 inches for something small and flat, like a bookmark or an ornament.
• 3 inches for almost everything else, including anything you will hoop.
• 4 to 5 inches for a large piece, for professional framing, for fabric that frays easily, or if you are mounting on stretcher bars, which eat fabric fast.

When a number lands awkwardly, round up. Trimming spare fabric takes a second; discovering you are half an inch short after forty hours of stitching does not.

Working the other direction: will it fit my frame?

Sometimes you start from the frame. Switch the calculator to Fit to Frame, pick a standard size, and it inverts the maths to tell you the largest stitch count that will fit, accounting for your border and any matting. Say you have a 16 by 20 inch frame and a 200 by 250 stitch chart. On 14 ct the design alone is 14.3 by 17.9 inches, which leaves almost nothing for a border. Move to 18 ct and it drops to 11.1 by 13.9 inches, which sits comfortably inside with room for a mat.

The calculator also lists every standard frame your finished piece will fit, and flags the ones that only work rotated.

Frequently asked questions

My pattern lists a finished size, not a stitch count. What do I do?
Check the fine print, because that size is almost always quoted at one specific count, usually 14. If you are stitching on that same count, just add your margins and cut. If you are switching counts, work back to stitches first by multiplying the quoted size by the quoted count, then divide by the count you are actually using.

How much fabric do I need for a 100 by 100 pattern?
On 14 ct aida the design comes out at about 7.1 inches square. Add a 3 inch margin per side and you cut roughly 13 by 13 inches. On 18 ct the same design is about 5.6 inches, so you can cut a smaller piece.

What is the difference between 14 count and 18 count?
14 ct gives you 14 stitches per inch with larger, easier-to-see holes. 18 ct gives 18 per inch, finer detail, and a smaller finished piece. The same 100 by 100 design measures about 7.1 inches on 14 ct but only 5.6 inches on 18 ct.

Does this work for evenweave and linen?
Yes. Use the effective count. Stitching over two threads halves the fabric’s thread count, so 28 ct evenweave behaves as 14 and 32 ct linen behaves as 16. Stitching over one doubles it instead, so 28 ct over one is a true 28 stitches per inch, which quarters the stitched area. The Over 1 and Over 2 buttons cover both cases.

Can I use centimetres instead of inches?
Yes. Use the Inches and cm switch at the top of the calculator and every measurement changes with it, including the margins, the matting, and the frame suggestions. Switching to cm also swaps the frame list to the sizes actually sold in metric markets, such as 13 x 18, 30 x 40, and A4, rather than converting US frame sizes into centimetres you could not buy. The calculator also gives you the total stitch count and the stitches per inch for your fabric.

My fabric count is not in the list. What now?
Choose Custom count at the bottom of the fabric menu and type any number, including fractions. That covers needlepoint mesh sizes, waste canvas, and any unusual or vintage count the preset list does not carry.

Do fractional stitches change the size?
No. Quarter, half, and three-quarter stitches add detail inside the grid but do not change the overall dimensions. A 100 by 100 pattern is still 100 by 100.

How many skeins of floss will the project take?
Different question, different tool. The Floss Usage Estimator works out skeins per colour from your stitch counts, and the Time and Deadline Planner estimates how long the piece will take. To pick or substitute the colours themselves, use the Floss Library.

Does this work for needlepoint?
Yes. The same stitches-per-inch maths applies to needlepoint canvas, where a 13 mesh canvas is 13 stitches per inch. Pick Custom count in the fabric menu and type 13, or any other mesh, and the calculator handles it exactly as it would an aida count. If you are weighing up the two crafts, see cross stitch vs needlepoint. For more on choosing between aida, evenweave, and linen in the first place, see our cross stitch fabric guide.

This cross stitch calculator is one of several free tools from StitchLand, the modern home for needlework. More tools, and an invite-only community beta, are on the way.