Pattern grading in London

A full size range from your approved base pattern, graded digitally or by hand, with the fit, balance and seam placement kept in every size.

Book an appointment

Call 020 3544 2244

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Service: Digital and manual pattern grading
Delivered as: Graded size set, digital files, printed patterns
For: UK 6 to 40, XXS to XXXXL
Where: Our west London studio

Grade House provides pattern grading services in London for fashion brands that need accurate size ranges across womenswear, menswear, childrenswear, sportswear and uniform projects. Grading helps maintain fit consistency across sizes and supports production-ready garment development.

At Grade House, we offer professional pattern grading services in London for fashion designers, brands, and startups. Our expert team specialises in both digital and manual pattern grading with exceptional accuracy, covering size ranges from UK6 to UK40 and XXS to XXXXL. Whether you need plus-size grading, petite adjustments, or a full production-ready size set, we help you scale your designs quickly and confidently.

Read more about why grading is vital here.

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Why pattern grading is vital in fashion design and production

Grading plays a pivotal role in fashion design, ensuring garments fit a wide range of body sizes while preserving the designer’s original vision. Here’s why this process is indispensable:

Ensuring size inclusivity

It allows designers to create garments that cater to a diverse range of body sizes, ensuring that their collections are inclusive and accessible to a wider audience. By scaling patterns up or down, designers can offer their designs to customers of various body types, promoting body positivity and diversity in the fashion industry.

Boosting marketability

In today’s global marketplace, offering a range of sizes is not just about inclusivity; it’s also a smart business strategy. By providing garments in multiple sizes, designers can appeal to a broader customer base, increasing their market reach and potential for sales. Read more about how to start selling your fashion brand online here.

Maintaining consistency

It ensures consistency in sizing across different styles within a collection or brand. This consistency is vital for building trust with customers, as they come to expect a certain fit and sizing standard from a brand.

Streamlining efficiency

Pattern Grading streamlines the production process by allowing manufacturers to produce multiple sizes of a garment using the same pattern. This efficiency helps reduce production costs and lead times, making it easier for designers to bring their creations to market in a timely manner.

Adapting to market needs

It provides designers with the flexibility to adapt their designs to different markets or customer preferences. For example, a designer may choose to offer extended sizing options for certain styles or adjust grading rules to better suit the fit preferences of their target demographic. If you want to know more about how to identify your target market, this is the link for you.

Enhancing customization

It can also be used to create custom-sized garments for individual clients or made-to-measure services. By offering custom sizing options, designers can provide a personalized experience for their customers, enhancing brand loyalty and satisfaction.

Overall, pattern grading is a fundamental aspect of fashion design and production, enabling designers to create garments that are not only stylish and innovative but also inclusive, consistent, and marketable. It’s an essential tool for shaping the future of fashion and empowering individuals to express themselves through their clothing choices, regardless of their size or shape.

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What is pattern grading?

Pattern grading is the process of creating a full size range from an approved base size pattern. In fashion production, grading is not just about making a garment larger or smaller. It protects the fit balance, proportions, seam placement and construction logic of the original pattern so that each size can be produced consistently.

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Manual and digital pattern grading

Grade House can support both manual and digital pattern grading depending on the stage of your project and the files you already have. If your pattern exists on paper, it can be reviewed, digitised and prepared for a digital grading workflow. If your files are already digital, grading can be completed with clearer version control and easier communication with suppliers or factories.

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When your brand needs pattern grading

Pattern grading is usually needed once a base pattern or sample size has been approved and the garment needs to be prepared for a wider size range. It is especially important before production, factory communication, costing, marker making and size-set sampling. A clear grading stage helps reduce fit inconsistency and avoids costly corrections later in production.

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Send and receive

Pattern grading spec sheet

What to send us

Your base pattern, on paper or as files
Approved sample details
Target size range
Measurement chart
Fabric information
Fit comments from earlier samples

Missing something? We'll tell you what's needed before grading starts.

What you receive

A graded size set
Updated digital pattern files
Measurement support
Production-ready printed patterns

Formats depend on your garment, your factory and whether the patterns go to sampling, marker making or production.

Questions

Ask us a question

What is pattern grading?

Pattern grading is the process of creating additional sizes from an approved base size pattern. It is not simply making a pattern bigger or smaller. Good grading protects the fit, balance, seam placement and construction logic of the original garment across the full size range.

What is the difference between pattern cutting and pattern grading?

Pattern cutting creates or develops the garment pattern. Pattern grading takes an approved base pattern and creates the additional sizes needed for sampling, size-set development or production. In most projects, the base pattern should be corrected and approved before grading begins.

Do I need pattern grading before manufacturing?

If your garment will be produced in more than one size, pattern grading should usually be completed before production planning, marker making and factory communication. Grading helps reduce fit inconsistency and gives manufacturers a clearer size set to work from.

Can you grade from paper patterns?

Yes. Paper patterns can often be reviewed, digitised and prepared for grading. The condition of the paper pattern, available measurements and fit comments will affect what preparation is needed before grading can begin.

What size ranges can Grade House support?

Grade House can support common womenswear, menswear, childrenswear, sportswear and uniform size ranges, including extended or specialist sizing where technically appropriate. The best grading approach depends on the garment type, base size, fabric and target customer.

What should I send before pattern grading?

It helps to send your base pattern, approved sample details, target size range, measurement chart, fabric information and any fit comments from previous samples. If you do not have all of these yet, Grade House can advise what is required before grading begins.

What do I receive after pattern grading?

Deliverables can include a graded size set, updated digital pattern files, printed production patterns, measurement support and grading notes. The final output depends on your garment category, file format and whether the patterns will be used for sampling, marker making or production.