Skip to Content

What Are Standard Window Sizes? (All You Need to Know)

A house is not complete without the touch of a stylish window. Well, the structure or style may vary depending on the room. Every room should not have the same window structure if the rooms are different in size. 

Moreover, you can use multiple windows in one room for getting a better view of the outside and ventilation. Following below information and tips regarding standard window sizes would help you to choose your desired window for the house.

Is there a standard window size?

No, there is no exact standard window size. Rather, different sizes are considered as standard for different rooms. You can not consider only one size as the standard window size. There are different rooms in a house.

The window of the kitchen would not match with the window of the room. Moreover, the dining room might have a bigger window rather than the living room. The sizes would vary as well. You can not put a 6’ tall window in a kitchen as it is not suitable at all. 

Instead, you can put a window having a minimum length of 2’ and width of 2’ as well. On the other hand, there is no limitation in maximizing the height of a window through it would vary according to the room.

What Are Standard Window Sizes?

A window standard size can be from 2 feet to 6 feet or more. Well, the minimum size would be 2 feet while the maximum one would be 6 feet. Moreover, standard window size depends on which room you are using the window. A room can also have multiple windows according to the owner’s choice.

Every room of a house can not have the same size windows. Some may need a smaller window and some would need a larger window to give access to natural light. Even though it depends on one’s taste, you should consider room structure before putting a window.

Double-hung window sizes:

Double-hung windows are mostly small in size. They do not take much space as a picture window. Moreover, you can save up space. A double-hung window can have a width of 2 to 3 feet. 

Well, the width can be increased to 4 feet as well.

Large width would not make it suitable if you are using the window in the attic. Moreover, the height of the window can vary in the range between 4 to 6 feet. 

More than this height would not make it a double-hung window anymore as it will cover up the whole place. 

Sliding window sizes:

Sliding windows are suitable for every room. You can use it in the kitchen, in the living room, in the dining room, or even on the balcony. For a smaller sliding window, you can go for 24-inch width and equivalent length.

Meanwhile, for the living room, a width of 4 feet and a height of 6 feet is quite a good one. Well, the size would vary according to the room size and space. If you want natural light to access the room, you can keep a big sliding window. 

You can also use decorative sliding windows to give a luxurious look.

Picture window sizes:

Picture windows are not movable at all. They are large and cover a huge place. Mainly picture windows are used in the drawing-room so that guests can have a view of the outside. 

Moreover, picture windows give access to natural light in the room. 

A perfect picture window can cover from down to at least 8 feet. Not exactly the whole place yet enough to cover the area. Some may place picture windows in the attic which can be smaller in height like 2 feet and the width can vary from 2 to 8 feet. 

Casement window sizes:

Casement windows never go out of style. Instead, it gives a royal vibe. You can open it at a 90-degree angle outwardly. The casement windows are mainly smaller in size. The width varies from 1 to 2 feet. 

Meanwhile, the height varies from 2 to 6 feet. 

It can come with a grid or no grid. You can choose any according to the style of your house. Having a grid is not a bad idea yet it can be a bit hasty to clean up. 

You can keep the casement window in the balcony of the drawing-room to give full access to light when it is open.

Awning window sizes:

Awning windows can be opened to let sunlight into the house. Well, it can not be fully opened. As a result, much heat can not enter the house. Moreover, it is good for ventilation. You can try keeping a small awning window.

The width of the awning window may vary from 2 to 3 feet where the height is 2 to 8 feet. It is more usable in the bathroom, a kitchen where you need appropriate access to air and not too much sunlight. It might appear a bit old-fashioned. Rather keep it low.

Bay window sizes:

Bay windows can cover a large area. Some may want to include it in the structure of the house. There is no perfect size for a bay window as it depends on how large an area you have. 

Commonly it is better to keep the width to 5 feet to 7 and the same goes for the height.

Moreover, you can build the bay window from the top to the bottom, meaning you do not need to consider height. As a result, it would give a larger view. You can arrange it as the space of the room and view in the front.

Custom size windows:

There is no standard size for a custom size window. You can customize the window as you want after deciding how much space it is going to get. Many may want to put multiple windows in one room. 

In that case, you should have enough space and maintain order.

Otherwise, the design would look unprofessional. You can create a window according to your choice after consulting the builder. Customized windows do not have a standard size rather they can be of at least 2 feet in height and width. 

Well, less than that, the window will be too small.

What are the standard window sizes for different rooms?

The standard size of the window for different rooms is hard to tell. Yet, it depends on the space the room has. Some rooms have smaller spaces where big windows will not be suitable. Keeping that in mind you can follow below to get an idea of different window sizes for different rooms. 

Bedroom window sizes:

Bedroom windows are often kept not too large and neither too small. You can go for a 4 to 5 feet tall window which has a width of approximately 4 feet. Well, choosing small-sized windows is also good if the room is not too big. 

In that case, you can go for a width of 2 feet and a length of 4 feet. Well, it also depends on the type of window. Mainly the bedroom windows are kept large.

Basement window sizes:

Basement windows are mostly kept small in length. Moreover, the window should be far from the ground. The width may vary from 2 feet to 4 feet depending on the type. 

Where else a height of 2 feet for the basement window is quite a good one.

Kitchen window sizes:

The window size for the kitchen depends on the structure of the kitchen. Some kitchens cover up the sink or some may only cover up the stove. 

You can keep the height 3 feet to 6 feet depending on how large the kitchen is and the width to 2 feet to 6 feet.

Living room window sizes:

People usually decorate the living room with stylish windows and curtains to attract attention. The size depends on what type of window you are using. 

Mainly if you are thinking of putting a bay window, you can cover from top to bottom.

In the case of a sliding window, the width can be 4 to 6 feet and the height of 5 to 6 feet. It would vary with space and window design. 

Final thoughts:

Overall, looking for standard sizes for windows is hard. You can keep the width and height to a minimum of 2 feet. Depending on the type of the window and the room where it is going to be settled decides the size. Rather, measure the room to get an idea of what type of window would suit the best.