Key Terms
Email Tracking: The process of monitoring how recipients interact with your emails. In the context of Google Analytics, email tracking refers specifically to detecting email opens using a tracking pixel embedded in the email’s HTML.
Tracking Pixel: A small, invisible image embedded in an email or web page that fires a request to a server when loaded. In Google Analytics email tracking, the pixel is an HTML image tag that loads a custom Measurement Protocol URL instead of an actual image file.
Google Analytics Measurement Protocol: A method for sending raw tracking data directly to Google Analytics via HTTP requests. It enables tracking in environments where JavaScript cannot run, such as email clients.
UTM Parameters: Tags appended to URLs that allow Google Analytics to identify the source, medium, campaign, and other attributes of incoming traffic. Used in email marketing to track which links recipients click.
Email Marketing Metrics: Quantitative measurements used to evaluate the performance of email campaigns, including open rate, click-through rate, bounce rate, and conversion rate.
Email Productivity Metrics: Measurements of how teams use email operationally, including emails sent and received per day, average email response time, email volume by hour, and top senders and recipients.
Google Analytics is a powerful tool for website and visitor analytics, but it was not designed for email tracking. You can use it to track email opens for marketing campaigns and specific sales emails through a workaround involving the Google Analytics Measurement Protocol, but the process is technical, has significant limitations, and does not cover email productivity metrics. This guide walks through exactly what Google Analytics can and cannot track for email, how to set up the tracking that is possible, and when you should use a different tool instead.
What Does “Email Tracking” Mean in Google Analytics?
Quick Answer: In Google Analytics, email tracking means detecting email opens via a tracking pixel. It does not cover email productivity metrics like response times, email volume, or thread lengths.
The phrase “email tracking” can mean different things depending on your role. An email marketer might interpret it as analyzing the performance of an email campaign — measuring opens, clicks, and other email marketing metrics to maximize ROI. A salesperson might think of it as determining how a lead interacts with a specific email — whether they opened the message or downloaded an attachment.
There is also a broader category of email tracking: understanding how your team uses email operationally. This includes analyzing the number of emails sent and received throughout the day, calculating average email response times, and identifying patterns in email traffic by hour and day of the week.
Google Analytics can help with the first category — tracking opens for a specific email campaign — through a pixel-based workaround. It cannot help with team email productivity metrics. For that, you need a dedicated tool that integrates directly with your email accounts and generates a comprehensive Gmail report covering volume, response times, and behavioral patterns.
How Do You Set Up Email Tracking with Google Analytics?
Quick Answer: Set up a Google Analytics account, generate a Measurement Protocol tracking URL, wrap it in an HTML image tag, test by sending to yourself, then deploy in your email campaign. The process has multiple potential failure points.
Step 1: Set up a Google Analytics account. If you do not already have one, sign up for a Google Analytics account. You will need to set up a property (a website or app) and verify ownership with a tracking code before you can start collecting data. Google Analytics works by installing a JavaScript snippet in your online property to collect visitor information — but emails do not load JavaScript the way websites do. That is why email tracking requires the Measurement Protocol workaround described below.
Step 2: Generate your tracking URL. Build a custom URL using the Google Analytics Measurement Protocol. Google provides a guide on building custom tracking URLs. You will need to specify several parameters: your Google Analytics Tracking ID (tid, found under Property Settings), a customer ID (cid — set to 555 to keep it anonymous), the hit type, event category, event action, and the path and title of the tracked item. The resulting URL will be long, something like: https://www.google-analytics.com/collect?v=1&tid=(youraccounttidhere)&cid=555&t=event&ec=emailtracking&ea=open&dp=%2Femail%2Fcampaign1&dt=Email%20Tracking.
Step 3: Wrap the URL in an HTML image tag. This is how you work around Google Analytics’s JavaScript limitation for email. Take your tracking URL and embed it as the source of an HTML image tag: <img src="yourURLhere">. Paste this into an HTML file along with some of your email text, and save the file. When a recipient’s email client loads the “image,” it actually fires a request to your tracking URL, which registers as an event in Google Analytics. This method is outlined by Google directly in their Measurement Protocol documentation.
Step 4: Send a test email. Open the HTML file in a browser, then copy and paste everything into an email draft. Note that browser-based email clients may produce formatting errors — desktop programs like Outlook or Apple Mail tend to work more reliably for this step. Send the test email to yourself or a coworker, then check Google Analytics to see if the open registers. If it does not, the issue could be with the tracking URL, the HTML formatting, or the email client. There are many moving parts, and multiple points of potential failure.
Step 5: Deploy your email campaign. Once your test confirms that opens are registering, replicate the setup in your actual campaign email. Open the Google Analytics real-time analytics page and watch as “active user” numbers begin to climb — each count indicates a recipient opening your email. Keep in mind that this is an imperfect system even for campaign tracking. It does not track many behavioral Gmail metrics, requires significant setup effort, and does not work reliably for Gmail recipients because Gmail caches images through its own proxy servers, which can prevent subsequent opens from registering.
What Are the Limitations of Tracking Emails with Google Analytics?
Quick Answer: Google Analytics email tracking only detects opens (not clicks, replies, or attachments), requires complex technical setup, and does not work reliably with Gmail due to image caching. It cannot track email productivity metrics.
Google Analytics was built for website analytics, and its email tracking capabilities reflect that limitation. The pixel method described above only tracks whether a recipient opens an email — it does not track link clicks within the email body (though you can add UTM parameters to links separately), replies, attachment downloads, or any other behavioral interaction.
The setup process is technically complex with multiple failure points: tracking URL misconfiguration, HTML formatting issues, and email client compatibility problems can all prevent tracking from working. Even when everything is configured correctly, Gmail’s image caching behavior can suppress open tracking for a large portion of your recipients.
Most importantly, this method tells you nothing about email productivity. It cannot measure your team’s average email response time, track email volume by hour or day, identify your top senders and recipients, or visualize how your team’s email habits change over time. For campaign tracking specifically, dedicated email marketing tools include built-in tracking that is more reliable, easier to configure, and provides richer data than the Google Analytics pixel workaround.
What Email Metrics Can Google Analytics Track vs. What It Cannot?
Quick Answer: Google Analytics can track email opens (via pixel) and link clicks (via UTM parameters). It cannot track response times, email volume, thread length, top contacts, or any Gmail-specific productivity data.
Google Analytics can track two email-related data points. First, email opens — detected through the Measurement Protocol pixel method described above. Second, link clicks — tracked when you add UTM parameters to the URLs in your email content, which allows Google Analytics to attribute website visits back to a specific email campaign.
Google Analytics cannot track email response times, the number of emails sent or received per day, email thread length or depth, top senders and recipients, email volume by hour or day of the week, or any other operational email productivity metric. These metrics require a tool that integrates directly with your email account and analyzes your actual email activity rather than website traffic triggered by email links.
If your goal is to understand and improve how your team communicates via email — not just whether a marketing email was opened — you need a tool designed specifically for that purpose. A dedicated email analytics platform connects to your team’s email accounts, counts and visualizes sent and received emails, tracks email traffic patterns, calculates average response times, and presents the data in interactive reports that tell you exactly how your team is emailing.
Frequently Asked Questions About Tracking Emails with Google Analytics
Can you track emails with Google Analytics?
Yes, but with significant limitations. You can track email opens for marketing campaigns by embedding a tracking pixel using the Google Analytics Measurement Protocol. However, the method requires complex technical setup, does not work reliably with Gmail due to image caching, and cannot track email productivity metrics like response times or email volume.
What does email tracking mean in Google Analytics?
In Google Analytics, email tracking specifically refers to detecting email opens via a tracking pixel and tracking link clicks via UTM parameters. It does not cover email marketing metrics like bounce rate or list growth, nor does it cover operational email productivity metrics like response times or email volume patterns.
How does the Google Analytics email tracking pixel work?
You generate a custom URL using Measurement Protocol parameters (tracking ID, customer ID, hit type, event category, event action, and page path), wrap it in an HTML image tag, and embed it in your email. When a recipient opens the email, their email client loads the “image,” which fires a request to Google Analytics and registers as an event.
Why doesn’t email tracking with Google Analytics work well for Gmail?
Gmail caches images through Google’s own proxy servers. Instead of loading the tracking pixel from your tracking URL each time the email is opened, Gmail downloads and stores the image once. This means subsequent opens may not register as separate events, making open tracking unreliable for Gmail recipients specifically.
What are the limitations of tracking emails with Google Analytics?
It only tracks opens (not replies or attachments), requires multi-step technical setup with many failure points, does not work reliably with Gmail, and cannot track email productivity metrics. Dedicated email marketing tools provide more reliable campaign tracking, and dedicated email analytics platforms provide productivity tracking.
What is the Google Analytics Measurement Protocol?
The Measurement Protocol is a method for sending raw tracking data directly to Google Analytics via HTTP requests. It enables tracking in environments where JavaScript cannot run — such as email clients, kiosks, or server-side applications. Google provides documentation on building custom tracking URLs using this protocol.
Are there better alternatives to Google Analytics for email tracking?
Yes. For email campaign tracking (opens, clicks, conversions), dedicated email marketing tools provide built-in tracking that is easier to set up and more reliable. For email productivity tracking (response times, volume, busiest hours, top contacts), tools that integrate directly with Gmail or Outlook provide comprehensive Gmail reports and analytics that Google Analytics cannot offer.
What email metrics can Google Analytics track vs. what it cannot?
Google Analytics can track email opens (via pixel tracking) and link clicks (via UTM-tagged URLs). It cannot track email response times, number of emails sent or received, email thread length, top senders or recipients, email traffic volume by hour or day, or any Gmail-specific productivity metrics.

Jayson is a long-time columnist for Forbes, Entrepreneur, BusinessInsider, Inc.com, and various other major media publications, where he has authored over 1,000 articles since 2012, covering technology, marketing, and entrepreneurship. He keynoted the 2013 MarketingProfs University, and won the “Entrepreneur Blogger of the Year” award in 2015 from the Oxford Center for Entrepreneurs. In 2010, he founded a marketing agency that appeared on the Inc. 5000 before selling it in January of 2019, and he is now the CEO of EmailAnalytics and OutreachBloom.



