What are the standard dimensions of a school locker?

School lockers with standard dimensions displayed above them
Standard locker dimensions

When it comes to school lockers, knowing the standard dimensions is essential for both students and school administrators. Lockers provide an important space to store books, bags, coats, and other personal items. Understanding the typical sizes and variations in locker dimensions helps you make the most of this storage space. Let’s break down the standard dimensions of school lockers1 and how they affect the organization of your belongings.

The standard dimensions of school lockers typically range from 5 to 6 feet in height, 12 to 15 inches in width, and 12 to 18 inches in depth. These measurements vary slightly depending on the region and type of school.

Let’s now dive into more details about the dimensions, regional variations, and what size locker works best for different items.

What are the typical heights and widths of school lockers?

Student standing next to tall lockers with clothing inside
Tall lockers, height comparison

School lockers are designed to be functional and accommodate a variety of student needs. The most common measurements for height and width of school lockers follow a standardized pattern, but some variation can occur depending on the school or country.

Typical Height of School Lockers

  1. Standard Height
    The typical height for a school locker is between 5 and 6 feet (152 to 183 cm). This height is ideal for most students, from middle school to high school, and offers enough vertical space to store books, bags, and coats.

  2. Locker Height with Adjustable Shelves
    Many modern lockers feature adjustable shelves that allow students to customize the interior layout based on their storage needs. These lockers are generally designed with a similar height range of 5 to 6 feet, but the shelves can be repositioned to accommodate taller items.

Typical Width of School Lockers

  1. Standard Width
    The width of a typical school locker is usually between 12 and 15 inches (30 to 38 cm). This narrow width ensures that lockers are compact and fit into tight spaces within the school hallways while still offering enough room to store essential items.

  2. Double Lockers
    In some schools, you might find double lockers, which are essentially two lockers side by side, with a shared central divider. These lockers can be around 24 inches (61 cm) wide, providing double the space for students who need more room.

  3. Wide Lockers
    Some lockers may be wider (up to 18 inches or 46 cm) for specific purposes, such as lockers designated for athletes or students with larger equipment.


Locker Depth

The typical depth of a school locker is between 12 to 18 inches (30 to 46 cm). This depth accommodates most standard-sized items, like books and bags, while still maintaining a compact form.

Are there variations in school locker dimensions by region or country?

Student standing next to a locker, with some text on the wall
Locker design, student use

Yes, locker dimensions can vary significantly depending on the region or country. While the general height and width standards are similar, certain regions or school systems may have slight differences based on space limitations, student needs, or architectural preferences. Let’s take a closer look at how locker sizes differ in various parts of the world.

Regional Locker Dimensions

  1. United States
    In the U.S., the most common school locker size is 6 feet high, 12 inches wide, and 18 inches deep. These sizes are used widely across middle and high schools, though larger lockers may be available for students involved in sports or other activities that require additional storage space.

  2. United Kingdom
    UK lockers tend to be slightly smaller, with widths ranging from 9 to 12 inches and depths from 12 to 15 inches. The height remains similar to the U.S. standard, around 6 feet. However, due to space constraints in many schools, UK lockers may be more compact.

  3. Canada and Australia
    Canadian and Australian school lockers often follow similar dimensions to the U.S. lockers, with heights around 6 feet and widths ranging from 12 to 15 inches. However, the design can vary based on school policies and the amount of available space.

  4. Asia
    In countries like Japan and South Korea, school lockers tend to be smaller in size due to more compact school buildings and smaller student populations. Locker widths often range from 9 to 12 inches, with depths typically shorter as well. Height may still range from 5 to 6 feet, though lockers can sometimes be shorter in certain areas.

Custom Locker Sizes

Some schools may offer customized locker sizes based on the specific needs of the students. For instance, some schools may have wider or deeper lockers available for students involved in extracurricular activities that require additional storage, such as athletes or musicians.

What size locker is best for storing books, bags, and coats?

Student opening a locker with books and a basketball inside
Locker, school supplies, sports gear

The size of the locker you need largely depends on what items you need to store. If you only need to store books and a small bag, a standard locker should suffice. However, if you have larger items, such as coats, bags, and sports equipment, you may need a more spacious locker.

Storing Books and Notebooks

  1. Standard Locker (12 to 15 inches wide and 12 to 18 inches deep)
    A standard locker will work fine for most students who only need to store a few textbooks, notebooks, and smaller personal items. This size allows you to store your books vertically, ensuring they don’t get bent or damaged.

  2. Double Lockers
    If you have a heavy course load or carry several binders, a double locker (24 inches wide) might be a better choice. These lockers provide more room for books and allow you to store your items neatly without overcrowding.

Storing Bags and Backpacks

  1. Standard Locker with Extra Depth (15 to 18 inches wide and 18 to 24 inches deep)
    If you carry a large backpack or sports bag, you may need a locker with more depth to comfortably fit your bag. A locker with extra depth will allow you to hang or lay your bag flat inside the locker without damaging its contents.

  2. Hooks or Compartments
    Some lockers have built-in hooks or additional compartments that make it easier to store bags or jackets without taking up too much space. These features can help maximize storage while keeping your items easily accessible.

Storing Coats and Jackets

  1. Tall Locker with Coat Hook
    A locker that’s designed with a coat hook or extra height will be best for storing bulky jackets and outerwear. Many modern lockers come with hooks inside the door, which can help keep coats separate from books and bags.

  2. Extra-Wide or Double Locker
    For students who need to store larger coats, a wider or double locker may be a better option. This provides enough space for both clothing and other items like books or gym gear.

Conclusion

School locker dimensions are generally standardized, with most lockers ranging from 5 to 6 feet in height, 12 to 15 inches in width, and 12 to 18 inches in depth. However, regional differences exist in locker sizes based on space limitations and specific school needs. Choosing the right locker size depends on what you need to store, whether it’s books, bags, or coats. Understanding the dimensions and features of your locker will help you make the most of your storage space and keep your items organized.


  1. Understanding the standard dimensions helps in choosing the right locker for your needs, ensuring efficient use of space. 

Astin, a locker expert, sharing innovative, durable storage solutions for businesses worldwide.
Hi there! I’m astin, dad and hero to three awesome kids. By day, I’m a locker&cubicle vet who went from factory floors to running my own successful furniture. Here to share what I’ve learned—let’s grow together!

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