How much fabric do I need for my sewing project?

How much fabric should you buy for your pattern?

Tape measure resting on fabric

"How many meters should I get?" — it's THE question we all ask ourselves standing in front of the fabric roll. Too much fabric means endless scraps and a high price at the register, but not enough is even worse! In this guide, I first explain what makes your fabric quantity vary, and then I provide yardage charts categorized by type of garment (tops, dresses, skirts, trousers, jackets, and coats) so you can estimate your quantity even before you have the pattern in front of you.

Please note, these figures are indicative. Your pattern remains the absolute reference: the yardage chart printed on it has been calculated precisely for its own cutting layout. This guide is meant to help you plan, compare fabrics in stores, or anticipate a purchase — not to replace the official instructions.

1The 3 factors that vary your quantity

Before looking at any chart, you must understand that the amount of fabric needed never depends on a single figure. Three elements combine every time: the size sewn, the width of the fabric, and the cut (fitted or oversized).

Logically, the larger the size you sew, the more fabric you need. But the other two factors carry just as much weight, and they are often underestimated.

2Width of fabric, the forgotten factor

The width (or bolt width) is the width of the fabric as it comes off the roll. It is marked on the roll and indicated in the product description if you are buying online. It determines how many pattern pieces you can fit side-by-side on the same length — and therefore how many meters you need in total.

The most common widths are 110 cm, 140 cm, and 150 cm. A pattern that is wide at the hips, like a flared skirt or loose trousers, will be cut much more easily — and therefore with less yardage — in a 150 cm width than in a 110 cm width, where pieces may sometimes have to be cut one after the other rather than side-by-side.

Width What it changes in practice
90 – 110 cm Narrow width, common for fluid viscose or fine linen. Usually plan for 0.5 to 1 m more than for a 150 cm width.
140 – 150 cm Standard width, the most common for cotton, jersey, twill. A good compromise for fitting pieces side-by-side.
150 cm + Common for knits and woolens. Often saves yardage on wide patterns (coats, flared skirts).

Tip: yardage amounts announced "to the exact meter" in an article or video are almost always given for a specific width. If your fabric has a different width, the calculation no longer applies as stated.

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Why you have leftover fabric

You followed the suggested yardage, yet you still have a nice piece of fabric left over? It’s not a calculation error. It is the grainline that dictates this.

Each pattern piece must be positioned in the exact direction indicated by the grainline arrow, parallel to the selvage. You cannot rotate a piece to "fill a gap" and save fabric: if you do, your piece will hang poorly, pucker, or warp after washing. The suggested yardage includes a safety margin to ensure all pieces follow this direction, which almost always leaves scraps between pieces. This is normal, and it's even a sign that the cutting was done by the book.

3Fitted or oversized

The same model, whether in a fitted or oversized cut, can require 30 to 50 cm of extra fabric, sometimes more for larger sizes. The ease added to the shoulders, hips, and sleeve length directly affects the yardage, even if the base pattern remains identical.

Another point to anticipate: long sleeves, a voluminous collar, patch pockets, or a ruffled skirt each add their own fabric requirement, on top of the cut itself. Always look at the options enabled on your pattern before comparing yardage found online to yours.

4Yardage charts, categorized by garment

Here are benchmarks for a "standard" adult size (36 to 44), non-stretch fabric unless otherwise stated. Add 10 to 15 cm if you are between sizes, and always check the actual width of your fabric before buying.

Tops, blouses, t-shirts

Model Width 110-115 cm Width 140-150 cm
Short-sleeved t-shirt (jersey) 1.10 to 1.30 m 0.80 to 1 m
Long-sleeved blouse, fitted 1.60 to 1.90 m 1.30 to 1.50 m
Oversized blouse or top 1.90 to 2.20 m 1.50 to 1.80 m
Shirt with collar and cuffs 1.80 to 2.10 m 1.40 to 1.70 m

Dresses

Model Width 110-115 cm Width 140-150 cm
Straight dress, knee-length 1.80 to 2.10 m 1.40 to 1.60 m
Flared dress, knee-length 2.10 to 2.40 m 1.60 to 1.90 m
Maxi dress, full skirt 2.80 to 3.30 m 2.20 to 2.60 m
Oversized dress / loose long sleeves 3 to 3.50 m 2.40 to 2.80 m

Skirts

Model Width 110-115 cm Width 140-150 cm
Straight skirt, knee-length 0.90 to 1.10 m 0.70 to 0.90 m
Simple flared skirt 1.30 to 1.60 m 1 to 1.20 m
Circle skirt (single circle) 1.60 to 2 m 1.50 to 1.80 m
Tiered / ruffled skirt 2 to 2.60 m 1.80 to 2.20 m

Trousers and shorts

Model Width 110-115 cm Width 140-150 cm
Shorts 0.80 to 1 m 0.70 to 0.90 m
Straight trousers, fitted 1.80 to 2.10 m 1.40 to 1.60 m
Wide-leg / palazzo trousers 2.20 to 2.60 m 1.70 to 2 m
Jumpsuit 3 to 3.50 m 2.40 to 2.80 m

Jackets and coats

Model Width 110-115 cm Width 140-150 cm
Unlined short jacket 1.60 to 1.90 m 1.30 to 1.50 m
Lined short jacket 1.60-1.90 m + 1.50 m lining 1.30-1.50 m + 1.20 m lining
Lined mid-length coat 2.80-3.20 m + 2.50 m lining 2.20-2.50 m + 2 m lining
Kimono / oversized jacket 2.20 to 2.60 m 1.80 to 2.10 m

These figures are based on a classic solid-color pattern. Directional prints or large pattern repeats can increase the yardage by 20 to 40 cm more, as patterns must be aligned from one piece to the next.

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Your 4-step method
  • ✓Identify your sewn size and the exact model (options enabled: sleeves, collar, ruffles...)
  • ✓Check the actual width of the fabric you intend to buy
  • ✓Use this guide for an initial estimate, taking into account the cut (fitted or oversized)
  • ✓Always confirm with the yardage chart printed on your pattern before final purchase

5Final word

This guide gives you a compass, not a map accurate to the meter. Each pattern has its own cutting layout, optimized for its reference width, and that information must always have the final say. In the store, if you are hesitant between two lengths, opt for the greater quantity: leftover fabric can always be recycled into small accessories, whereas missing a meter can compromise your entire project.

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