What Is Standard Poster Size?

Standard poster size helps you to choose what size is right for you. So, in this post, I will tell you everything about the standard poster board size in detail. Here, I have mentioned different poster sizes when it comes to poster and banner printing. You can keep on reading to find out more about the standard poster size in depth.

What Is Standard Poster Size

The standard poster size is 11” x 17”,18” x 24”, 24” x 36”, and 27” x 40”. These are the most common  sizes suitable for posters and almost every purpose. While the standard poster size in cm is 61 x 91 cm.

Common Standard Poster Size Types

There are different poster sizes for different purposes.  Here, I have given a list of standard poster frame sizes for your poster printing project.

  • Standard Movie Poster Size

27 x 40 and 27 x 41 is the most common standard size for movie posters. Both these sizes allow you to display both modern and vintage printed posters. It is mostly used for official movie posters distributed to theaters.

  • Standard Poster Size For Conference

The most suitable poster size for conferences is 48” x 60”. If you are working with a design service, this size can be very useful for you.

  • Standard Poster Size For School Projects

Now, when it comes to school projects, you need different poster sizes. The standard size for school posters is 24 x 36 inches. This poster size is enough to display all your information without running out of space!

  • Small Poster Sizes

Paper sizes differ according to their uses. So, the standard small poster size in America for letters is 8.5 x 11 inches. While the poster size for legal and ledger is 8.5 x 14 inches and 11 x 17 inches respectively. Small poster sizes are mostly used for office and home use and not for display.

  • Medium Poster Sizes

18 x 23 poster size is the most popular medium poster size. This standard poster size in inches is eye-catching yet understandable!  In fact, 13 x 19 inches and 16 x 24 inches are also used at event venues and on bulletin boards for advertisements. 

  • Large Poster Sizes

There are two common large posters standard sizes of 20 x 24 inches and 24 x 36 inches. They are mostly found in retail stores and malls. You can also use them in outdoor advertising as they are large enough to catch public eyes!

Get Knowledge About Different Topics On Sizesworld

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Is A3 Big Enough For A Poster?

A3 Posters 29.7 x 42.0cm

A3 29.7 x 42.0cm inches is generally the smallest poster size. Any smaller and it starts to look like a leaflet or flyer. A3 posters are just the right size for indoor announcements and event advertisements. They are very common as they don’t require too much wall space.

Is A3 Poster Bigger Than A4?

The A3 size print measures 29.7 x 42.0cm, 11.69 x 16.53 inches, if mounted 40.6 x 50.8cm, 15.98 x 20 inches. The A4 size print measures 21.0 x 29.7cm, 8.27 x 11.69 inches, if mounted 30.3 x 40.6cm, 11.93 x 15.98 inches.

What Is A4 Poster?

A4 poster formats measure 210 x 297 mm and are the standard size for most documents. They make for ideal indoor promotional materials such as along hallways or inside establishments where people are more likely to notice them.

Is A1 Good For The Poster?

The A1 poster size measures at 594 x 841 mm, which makes it the perfect option for posters meant to catch people’s attention and interest. Compared to other paper sizes, the A1 sheet offers ample space for you to express your ideas and include more relevant information about your brand or event.

Is 24×36 A Standard Poster Size?

Standard Poster Size

The most commonly used sizes for posters are 18” x 24”, 24” x 36” and 27” x 40”.

Is 36×24 Poster Frame The Same As 24×36?

A: 24×36 is considered “portrait” orientation, while 36×24 is considered “landscape”. Common design practices use the first number as the width, and the second number as the height, so to answer your question, YES they are the same size, but 24×36 is tall, while 36×24 is wide.

Is 18×24 A Standard Poster Size?

Medium poster sizes include 13×19 and 16×24, but 18×24 is the most popular medium poster size.


With the help of my above article, you got to know what is a standard poster size in detail. 11
“ x 17”, 18” x 24”, 24” x 36”, and 27” x 40” are the most common poster sizes. Once you find a standard poster size suitable for you, you are ready to design your next poster!

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