What Are Some Average Window Sizes?


Quick Answer

There are endless window designs and dimensions available, but the average range for traditional double hung windows is 24 to 27 inches wide and 30 to 48 inches tall. The average size for slider windows, commonly used in bedrooms, is approximately 48 inches wide and 36 inches tall.

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What Are Some Average Window Sizes?
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Full Answer

In addition to double-hung and slider windows, window suppliers and installation companies offer picture windows, bay windows and shaped windows in both standard and custom dimensions. The dimensions for replacement windows are generally 1/2 inch smaller than the current window opening. Window sizes for new construction are determined by structural requirements and architectural style.

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