What Is A Standard Backpack Size?

While choosing the right backpack for yourself, you must know the standard backpack size. There are different sizes of backpacks with lots of external pockets and multiple compartments. It is pretty difficult to visualize the size of a backpack unless you hold it in your hands. In today’s post, I will discuss what is the standard size of a backpack.

What Is A Standard Backpack Size?

The standard backpack size is usually about 22” x 14” x 9”. An inch can be here and there. Backpacks are designed to carry around 15 to 35 liters of supplies at a time. However, the standard size of a backpack depends on what kind of backpack it is and how much stuff it can store.

You can keep on reading further to know more about what are the dimensions of standard backpacks.

Other Standard Size Backpack Dimensions

While shopping for a backpack, you will come across a wide variety. Kids school backpacks come in all shapes and sizes. The standard backpack size for kindergartener, high or elementary school depend on what they need in their school. Usually, backpacks are full of notebooks, books, and folders. Thus, the standard size backpack for kindergarten is between 10” to 17”. A school backpack of 21 to 30 liters is suitable as the bag has enough space to store your supplies.

Generally, backpacks can be categorized in two ways: by their uses and by their carrying capacities. In this section, I will cover both these categories.

  • Backpacks By Uses

If we categorize backpacks by their use, they fall into one of these 3 categories: hydration, everyday, and hiking. Usually, a small-sized hydration backpacks measure about 11 x 10 x 4 inches. The standard everyday backpack size typically measure 22 x 14 x 9 inches. While small hiking backpacks can be 17 x 8 x 5 inches and large hiking backpacks can be 30 x 18.5 x 12.5 inches.

  • Backpacks By Capacity

We can categorize backpacks by their capacities in 3 categories: weekend, multiday, and trip-backpacks. Weekend backpacks measure 21 x 11 x 8 inches. The standard multiday backpack size in liters measure around 50 to 80 liters (21” x 16” x 9”). While trip-backpacks measure somewhere around 18 x 13 x 9 inches. 

Till now, I hope you’ve found the right standard size of backpack for yourself. There are a certain features you have to consider while buying the backpack.

  • Frame: Frames are solid panels built into or around a backpack to give it a structure. There are three types of frames you can choose from: internal, external, and frameless.
  • Ventilation: It is better to prefer a ventilated backpack to make hiking comfortable. Some backpacks even have built-in chimneys so that air can pass through a backpack.
  • Pockets: Backpacks with pockets helps you to keep items separated from each other. You’ll find small pockets onto the sides or bottom of the backpack base. While large pockets are inside backpacks.
  • Interior Padding: You should even look at the padding in your backpack to keep delicate electronics safe. Padding on the straps can also provide comfort into your shoulders when the backpack is heavy.

Get Knowledge About Different Topics On Sizesworld

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What Is A Good Size For An Everyday Backpack?

21–35 liters: This is the sweet spot for most hiking and travel daypacks. There’s enough capacity to hold food, clothing and some extras, like a camera and a book. 36–50 liters: These larger packs are ideal for trips that require additional clothing and gear, such as climbing, mountaineering or non-summer hiking.

What Is A Standard Size Backpack In CM?

Small backpack size: 40-44cm torso length and 55-69cm hip width. Medium backpack size: 45-49cm torso length and 70-87cm hip width. Large backpack size: 50-52cm torso length and 88-100cm hip width.

Is A 30L Backpack Too Big?

A 30L backpack for travel is usually considered a small to mid-size travel bag. In general, you can expect to fit up to a week’s worth of items inside a 30 liter backpack. Note that travel backpacks and bags can go up to 45, 50 or even 70 liters!

How Do I Know If My Backpack Is Too Big?

If there is too much space between your shoulders and the shoulder straps, or if the anchor point of the shoulder straps is to high or low even though the hip belt is in the right position, the backpack may be the wrong size or the torso length needs to be adjusted.

How Many Litres Is A Normal Backpack?

Medium: 21 to 30 liters

This is the most common size for backpacks. The bags have enough space, but are not larger than necessary. Most school backpacks have several small pockets.

What Is A Medium Size Backpack?

24-26 liters is considered a medium-size backpack and is probably the most popular bag capacity out there. It’s great for taking to school or work, depending on the styling, and can also be a great travel pack for taking on a plane. Here is a potential packing list for that size depending on where you’re headed.

How Big Is A 17 Inch Backpack?

The 17 inch backpacks for girls and boys just-right size means you can bring the school supplies and your favorite snack. Measuring 17 x 12 x 9 inches, these backpacks for teen girls and boys are perfect for school, practice, and travel.

Are There Different Size Backpacks?

Some packs are available in multiple sizes, from extra small to large, which fit a range of torso lengths. These ranges vary by manufacturer and by gender. Check the product specs tab for size details of a specific pack.


The standard backpack size in inches/cm is about 22” x 14” x 9” (55.9 x 35.6 x 22.9 centimeters). They can carry about 15 to 35 liters of supplies at a time. Purchasing a wrong size backpack often lead to neck and shoulder pain. It is advised to choose the standard backpack size that matches your size and needs.

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What size is a standard size backpack

What size is a standard size backpack