Tracking Link Clicks in Google Analytics 4 via Google Tag Manager

Objective

To track link clicks on your website and send them to Google Analytics 4 (GA4) using Google Tag Manager (GTM). This includes tracking links to documents, external websites, or any clickable anchor elements (<a> tags).

Step 1: Enable Click Variables in GTM

1. In Google Tag Manager, go to Variables
2. Click “Configure” (top-right)
3. Under the Clicks section, enable the following:

• Click ID
• Click Classes
• Click Text
• Click URL
• Click Element (optional)

Step 2: Create a Trigger for Link Clicks

Option A: Track All Link Clicks

1. Go to Triggers → Click “New”
2. Name the trigger: Link Click – All
3. Trigger Configuration → Choose Just Links
4. Check:

✅Wait for Tags (optional, but recommended for accuracy)

✅ Check Validation

      5. Choose: All Link Clicks

      6. Save

Option B: Track Specific Link Clicks (e.g. external links, downloads)

Use conditions like:

• Click URL contains https://externaldomain.com
• Click URL ends with .pdf
• Click URL does not contain your domain name (for outbound links)

Option C: Track Internal Link Clicks 

Use conditions like:

• Click URL contains internaldomain.com

Step 3: Create the GA4 Event Tag

1. Go to Tags → Click New
2. Name it: GA4 – link_click
3. Tag Configuration → Select Google Analytics: GA4 Event
4. Under Configuration Tag, select your existing GA4 config
5. Event Name: link_click
6. Add Event Parameters (optional but useful for analysis):

Parameter Name	Value
link_url	{{Click URL}}
link_text	{{Click Text}}
page_path	{{Page Path}}

     7. Click Triggering → Choose the trigger created in Step 2

     8. Save the tag

Step 4: Preview and Test

1. Click Preview in GTM
2. Enter your website URL and click Connect
3. Click one of the tracked links (PDF, external site, etc.)
4. In the Tag Assistant window:

• Confirm the link click trigger fires
• Confirm your GA4 tag fires
• See values like Click URL and Click Text

5. Optional: Check GA4 Realtime to confirm the event appears

Step 5: Publish

Once verified:

1. Click Submit → Publish in GTM
2. Name the version: GA4 – Link Click Tracking

Note

• Want to track outbound links only? Use a trigger condition like: 

Click URL does not contain saigon.digital

• Want to track downloads only? Use a trigger like:

Click URL ends with .pdf

• Use Lookup Table Variables to assign labels to link types or destinations