Javascript Defer Usage Statistics

Websites using Javascript Defer

Top 10k
Top 100k
Top 1m

Quantcast Top 10k
388 of 10,000


Quantcast Top 100k
3,852 of 100,000


BuiltWith Top Million
45,412 of 969,294


Entire Internet
3,209,745 of 374,866,433


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The defer attribute gives a hint to the browser that the script does not create any content so the browser can optionally defer interpreting the script. This can improve performance by delaying execution of scripts until after the body content is parsed and rendered.

Categories: Document Standards


Top 10,000 Sites
Top 100,000 Sites
Top 1 Million Sites

This chart shows the amount of websites within the top 10k, 100k, and 1 million sites groups that are categorized as being in the specific vertical.

We know of 3,209,745 live websites using Javascript Defer in our records.

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Get a list of websites using Javascript Defer

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