What Is the GA4 Google Tag? Simply Explained and Installed
by Eric Huguenin
What is the Google Tag? To install GA4, should I install the Google Tag ID, the Measurement ID, or both? Should I use one Google Tag for all my Google products or install separate ones for Google Analytics 4 and Google Ads?? Where can I find my tag ID? What exactly does it mean to combine them?
If Google tags puzzle you, you’ll find your answers simplified here.?
The GA4 Google Tag replaces the GA4 Configuration Tag, serving as a vital piece of code required for installing Google Analytics 4 on a website. It’s essential for using Google Products like GA4 or Google Ads. The tag must recognize your GA4 web data stream (your app or website) through an identifier, enabling it to send data from your site to GA4.
If it’s still unclear, we’ll provide examples to help you better understand how everything works.
What Is Google Tag in GA4?
The Google Tag in GA4 is a JavaScript library. It is a code whose job is to make it easier for website owners to use Google services like Google Analytics (GA4) and Google Ads.
You can view the Google Tag as a connector that links your website with Google’s various tools like Google Analytics. These tools, known as Destinations, each come with their unique ID.
For GA4 to collect data from your website, it needs to work with the Google Tag. Once connected, the Google Tag sends your website’s data to GA4 for analysis.
Google Tag Examples?
What’s an example of a Google tag? Let’s look at one.?When you create a new property in GA4, it automatically comes with two tags:
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The Google Tag ID is recognized by the prefix GT. For example GT-123456
The Measurement ID for GA4 is recognized by the prefix G. For example: G-123456
Example of a Google tag renamed xyz-company for a newly created property:
Example of one Google tag sending data to two GA4 Properties, or two websites (more about this in the upcoming sections):
Example of the Google tag for a Google Adwords destination:
If you want to discover more details about setting up a Google tag and proceeding with the testing, please continue reading Brandfinity's blog here.