How To Look At A House
McGarry and Madsen's home inspection blog for buyers of
site-built, mobile/manfuactured and modular homes
What is the average life expectancy of a wood window?
Friday, June 26, 2020
How long does a wood window last?
You can expect a wood window to last 20 to 45 years, with an average of 30 years. Wood windows are both classic and durable, but susceptible to rot if a paint finish or other sealer coating is not maintained.
Here’s a bar graph comparing the life expectancy of wood windows to other available types.
Go to our blog post What is the average lifespan of the parts of a house? for rating of other house components. To understand the basis, potential use, and limitations of lifespan ratings, see How accurate are the average life expectancy ratings of home components? Are they actually useful?
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To learn more about windows, see these other blog posts:
NOTE: These life expectancies are based on data provided by InterNACHI, NAHB, FannieMae, and our own professional experience. Because of the numerous variables that can affect a lifespan, they should be used as rough guidelines only, and not relied upon as a warranty or guarantee of future performance.
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