small apartment

How Big Is 300 Square Feet? Dimensions Guide

In this article, you will earn the exact dimensions of 300 square feet along with some great visual examples.

When discussing square footage, people will often reference rooms in their homes, apartment size, flooring size, and more.

But it can be difficult to visualize just how big 300 square feet is without some examples.

  • Studio apartment
  • Double car garage
  • Master bedroom
  • Classroom
  • City bus interior
  • Tennis court service boxes
  • Home office

How big is 300 square feet?

Square footage or square feet is the measurement of a two-dimensional space known as area.

To calculate the square footage of a certain area, you need to multiply the width and the length together.

So what does 300 square feet look like?

If you have a room that is 30 feet long and 10 feet wide, the square footage is 300 square feet.

30 feet x 10 feet = 300 square feet.

If you have a room that is 18 feet long and 17 feet wide, the square footage is 306 square feet.

18 feet x 17 feet = 306 square feet.

Here are examples of things that are 300 square feet in size.

studio apartment

Studio apartment

Many small studio apartments especially in high-density cities, utilize space efficiently and may have a total living area of around 300 square feet.

Although 300 square feet is quite small for an apartment, they are still fairly common. On average, a studio apartment of this size will have a main living space of 19 feet long x 13 feet wide which equals 247 square feet.

The other areas will include a small storage space and bathroom which will equal another 50 to 60 square feet equalling 300 square feet in total.

Double car garage

A double-car garage can be built in a variety of sizes. Most are either 18′ x 20′, 20′ x 20′, 22′ x 20′.

So although not every double-car garage is the same size, it will provide you with a good reference for something that is 300 square feet.

A double-car garage that measures 18 feet wide x 20 feet long equals 360 square feet.

Check out: How big is 1200 square feet?

Master bedroom

Depending on the home, a master bedroom can be a variety of sizes. If you were to measure the master bedroom of a large modern-style home greater than 3000 square feet in size, it will most likely have dimensions of 20 feet long x 16 feet wide which equals 320 square feet.

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Smaller homes generally have a master bedroom area of 224 square feet with dimensions of 14 feet wide x 16 feet long.

Master bedroom in luxury condominium with sitting room


Depending on the school, classroom sizes can vary. Not all learning spaces are the same.

A standard-sized classroom will measure 900 square feet. Smaller tutoring areas or classes with a small number of students may only be 300 square feet.

If you picture 1/3 of the size of a standard-sized classroom, this will give you a good idea of 300 square feet.

Check out: How big is 400 square feet?

City bus interior

The average city bus is around 40 feet long and 8 feet wide, which would give an area of about 320 square feet, so a bus with slightly less length or width could be close to 300 square feet.

transport, tourism, road trip and people concept - group of happy passengers or tourists in travel bus

Tennis court’s service boxes

A full-size tennis court measures 78 feet long and 27 to 36 feet wide depending if you are measuring singles or doubles courts.

So on average, a tennis court is 2,808 square feet. There are 4 service boxes that measure 21 feet long x 13.5 feet wide which equals 283.5 square feet.

Each service box on a tennis court is around 10% of the total size of the full court. It’s not exactly 300 square feet but it’s close enough for a visual representation.

tennis court serve box dimensions

Home office

If you work from home, you most likely have a home office. Although the size of a home office varies, an average home office is 150 square feet.

A larger home can have an office that is twice the size of an average home which will equal 300 square feet.

If you have a home office that is 150 square feet, just double that size to visualize the size of 300 square feet.

Moving into a 300-square-foot apartment?

I mentioned above that a studio apartment can be around 300 square feet in area. If you are moving into a small apartment you will need to be organized and plan carefully as downsizing can be difficult. Here are some tips you should consider.

  • Declutter and reduce your belongings to keep only the essentials.
  • Invest in multifunctional furniture.
  • Use shelves for storage.
  • Use light colors to make the space feel larger and more open.
  • Use kitchen organizers to help maximize your kitchen space.
  • Consider using a loft bed or under-the-bed storage containers.
  • Keep your space neat and tidy which will make the space feel larger.

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