Collecting GCLID From Google Ads Visitor & Adding To Hidden Form Field

If you're reading this, it means you're probably trying to set up offline conversion tracking for your Google Ads campaign. It allows you to track offline sales conversions in your Google Ad campaign.

This makes it easier of course to optimize your ad campaign to increase your return on ad spend by giving you cost per offline sale data instead of just cost per call/form submission data.

Visitors who come to your website by clicking on your Google Ad are tagged (I'm assuming you already have enabled Google Ads auto-tagging) with a unique ID called the GCLID, which I believe stands for 'Google Click ID'. The GCLID string of random letters and numbers that makes a unique ID for that visitor. It's found in the URL when they click over to your landing page and looks something like this:

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