Are you shopping for new windows or shades for your home? It can be challenging to determine the right size window for a given wall, especially with the variety of sizes and dimensions available. So, keep reading to learn more about common window sizes and how to measure common window dimensions to ensure the perfect fit. 

What are the Standard Window Sizes?

Common window sizes typically range from 24”x36” to 72”x96.” However, there are exceptions depending on the window style you choose. So, what are the standard window sizes for each style? Here are six popular window types and sizes for each.

Common Window Sizes for Double-Hung Windows 

Double-hung windows are ideal for bedrooms, living rooms, and other living spaces as they are attractive and relatively easy to operate. There is a large variety of double-hung window sizes available, from a minimum width of 24 inches, a maximum width of 48 inches, a minimum height of 36 inches, and a maximum height of 72 inches. 

  • Double Hung Window Width: 24″ min to 48″ max
  • Double Hung Window Height: 36″ min to 72″ max

These measurements cover the most common window dimensions used in homes, so you won’t have to go out of your way when deciding the size of your double-hung window.

Common Window Sizes for Picture Windows

Picture windows are a beautiful addition to any home or building and come in various sizes. The smallest size for a picture window is 24 inches in width and 12 inches in height, making them the perfect choice for tight spaces. On the other hand, if you’re looking for an impressive statement piece with plenty of views of your outdoor landscape or cityscape, you can find picture windows that reach up to 96 inches in width and 96 inches in height. 

  • Picture Window Width:  24″ min to 96″ max
  • Picture Window Height: 12″ min to 96″ max

Whether searching for something small or large, picture windows can easily be customized to fit your space. 

Common Window Sizes for Sliding Windows

Sliding windows are a great option if you want versatility. Sliding windows have adjustable sizes with a minimum width of 36 inches and a maximum width of 84 inches. The height ranges from a minimum of 24 inches and a maximum of 60 inches. 

  • Sliding Window Width:  36″ min to 84″ max
  • Sliding Window Height: 24″ min to 60″ max

A sliding window is an excellent choice if you want an energy-efficient window that provides expansive views without sacrificing ease of use.

Common Window Sizes for Bay Windows

Bay windows come in a variety of sizes to suit any space. The width of bay windows ranges from a minimum of 3 feet 6 inches to a maximum of 10 feet 6 inches, allowing for versatile use cases in practically any room. The height also varies, from a minimum of three feet up to 6 feet 6 inches tall, depending on the available space or desired aesthetic. 

  • Bay Window Width: 3’6” min to 10’6” max
  • Bay Window Height: 3’ min to 6’6” max

Whether the purpose is to create an open, airy living space or merely brighten up an otherwise conventional window design, bay windows come with plenty of options.

Common Window Sizes for Casement (Replacement) Windows

Whether you’re strategizing for replacements or planning for new construction, casement window widths can range from 1 foot 2 inches minimum to 2 feet 11.5 inches maximum, while casement window heights range from 2 feet 5.5 inches minimum and 6 feet 5.5 inches maximum, accommodating most projects regardless of the exact window opening.

  • Casement Window Width: 1’2” min to 2’11½” max
  • Casement Window Height: 2’5½” min to 6’5.5” max

Casement windows are one of the most popular as they provide efficient ventilation, increased natural light, and an attractive overall look for any home.

Common Window Sizes for Awning Windows

Awning windows are becoming increasingly popular for residential and commercial properties due to their versatility, affordability, and aesthetic appeal. Awning window sizes can range from 2 feet minimum in width to 3 feet 10 ⅛ inches maximum, with the height ranging from 1 foot 8 inches minimum to a maximum of 7 feet 8 ⅞ inches. 

  • Awning Window Width: 2′ min to 3’10 ⅛″ max
  • Awning Window Height: 1’8” min to 7’8 ⅞″ max

Awning windows provide excellent ventilation, air circulation, light, and privacy, making them an ideal choice wherever they are installed.

5 Tips for Measuring Common Window Dimensions

When it comes to measuring window dimensions, you need to take into account a few things to ensure the perfect fit. Here are five tips that can make the process a lot easier:

  1. Measure from the top and bottom of both sides of the window and the inner jamb for accurate width measurement. 
  2. Use a steel tape measure for accuracy and precision when taking measurements. 
  3. Write down your results on paper to double-check the numbers once you’re done. 
  4. Measure from one side of the sill up to each side of the head of the window; add these numbers together, then minus one-half inch for proper length measurement. 
  5. Check your initial measurements twice before ordering materials, so there are no surprises when installing.

By following these tips for measuring common window dimensions, you’ll be on the right track for a smooth window installation process. If you’re measuring for new shades, take a look at our guides for measuring for roller shades and cellular shades.

Get Shades for Custom and Common Window Sizes at EcoSmart Shades

At EcoSmart Shades, we offer an extensive selection of window shades to suit all types of window sizes and dimensions. Whether you have a common window size or require a custom window solution, we have the perfect shades for you. Measure your windows and shop at EcoSmart Shades today to transform your space!