In today's data-driven landscape, businesses are constantly seeking ways to gain a competitive edge. Google Analytics 4 (GA4) provides valuable insights into user behavior, but to truly maximize its potential, you need to integrate it with a powerful data warehouse like BigQuery. This integration allows you to perform advanced analysis, combine GA4 data with other sources, and uncover hidden patterns that can drive growth.

In this guide, we'll walk you through two simple methods to connect Google Analytics 4 to BigQuery, so you can start making data-driven decisions with confidence.

What is Google Analytics 4? (key features & benefits)

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Google Analytics 4 (GA4) is the latest version of Google Analytics that was launched in October 2020. It is designed to provide advanced insights into customer behavior and usage metrics. GA4 goes beyond tracking website traffic and focuses on understanding the complete customer journey across websites and apps. By leveraging artificial intelligence and machine learning, it provides in-depth insights into how users interact with your digital assets.

GA4 is the next-generation measurement solution, replacing Universal Analytics. From July 1, 2023, standard Universal Analytics properties are no longer processing data. The key distinction between the two tools lies in their data-tracking approach. Universal Analytics relies on sessions and pageviews, whereas GA4 adopts an event-based data tracking method. This upgrade allows you to gather valuable insights and make informed decisions based on event-based data tracking.

Here are some of the key features of Google Analytics 4:

Track Your Events with Ease: Google Analytics 4 simplifies the event tracking process by automatically tracking basic events and enhanced measurement events. If you need to track additional events, you can create them yourself on the platform, empowering you to monitor up to 300 events per property.

Uncover Anomalies Automatically: Google Analytics 4 leverages its machine-learning capabilities to detect anomalies in line graphs. It automatically alerts you when there are unexpected deviations in your data, saving you the effort of manually identifying statistically significant changes.

Data Privacy Capabilities: One significant focus of Google Analytics 4 is customer privacy. In response to privacy regulations like GDPR and CCPA, GA4 prioritizes privacy-first tracking. It ensures that user data is handled securely and respects privacy preferences.

What is BigQuery? (key features & advantages)

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BigQuery is a serverlessfully-managedcloud-based data warehousing and analytics service developed by Google. It is designed to handle massive amounts of data, allowing you to analyze it quickly and easily using standard SQL queries.

BigQuery is built on top of Google's powerful infrastructure. It uses a distributed architecture to ensure high performance and scalability. It also supports a wide range of data formats, including CSV, JSON, Avro, and Parquet, making it easy to integrate with existing data sources. 

Here are some of the key features of BigQuery:

Real-Time Data Analysis: BigQuery supports real-time data analysis, enabling you to query and analyze data as it streams into the platform. This feature allows you to make decisions based on current data and respond to the changes quickly.

Advanced SQL Support: BigQuery supports standard SQL, making it easy to query and analyze data using familiar SQL syntax. It also supports advanced SQL features such as nested queries, window functions, and user-defined functions.

Machine Learning: BigQuery has BigQuery ML, an integrated machine learning service, allowing you to easily perform basic tasks within the platform. It also integrates with Google Cloud AI, enabling you to seamlessly create and deploy advanced machine learning models.

Integration With Other Google Services: BigQuery integrates with services such as Google Cloud Storage, Google Cloud Dataflow, and Google Analytics. This makes it easy to transfer and analyze data from different sources.

Why Integrate Google Analytics 4 with BigQuery?

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Connecting Google Analytics 4 to BigQuery offers several technical advantages for your data analysis and exploration:

  • Customized Data Processing: BigQuery provides a powerful and flexible data processing environment that allows you to tailor the data to your needs. With SQL-like querying capabilities, you can perform complex transformations, aggregations, and filtering operations on your Google Analytics data. This level of customization enables you to extract the exact insights you're looking for and create reports that align with your unique requirements.
  • Scalable Data Storage and Processing: BigQuery's distributed architecture ensures the efficient processing of large datasets. It can handle massive volumes of data, allowing you to store and process terabytes or petabytes of your Google Analytics data. This scalability ensures that you can accommodate your growing data needs without compromising performance or speed.
  • Integration with External Data: BigQuery seamlessly integrates with other internal or external datasets, enabling you to combine your Google Analytics data with additional sources of information. This integration provides a holistic view of user behavior by correlating data from multiple sources, allowing you to gain comprehensive insights into the interactions between your website/app and other relevant data.

2 Methods to Integrate Google Analytics 4 with BigQuery

There are several ways to replicate data from Google Analytics 4 to BigQuery. In this guide, we'll explore two popular methods to link Google Analytics 4 data to BigQuery. 

  • Method 1: Using the Google Cloud Platform (GCP)
  • Method 2: Integrate GA4 with BigQuery Using Estuary Flow (Easier Method)

Method 1: Using the Google Cloud Platform

The Google Cloud Platform offers a seamless way to connect Google Analytics with BigQuery, enabling you to leverage the full potential of your website or app's data. 

Here is the step-by-step process:

Step 1: Create a Project in Google BigQuery

The first step is to create a project in Google BigQuery. Log in to your BigQuery account and click on the arrow beside the project name to access the project list. Select the New Project option and provide a name and location for your project. Click on Create to complete the project creation process.

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Step 2: Enable GA4 BigQuery Linking

Now, log in to your Google Analytics account and navigate to the GA4 Admin panel. Click on BigQuery Linking and then click on the Link button. A window will appear where you can learn more about the linking process. Scroll down and copy the Service Account ID provided. Return to the linking window, choose a BigQuery project, select the Data Location, and click Next. Configure the Data streams and frequency of data movement, and then review and submit your choices to create the GA4 BigQuery link.

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Step 3: Enable Google Cloud API

To enable the Google Cloud API, go to the Google Cloud Console. In the left navigation pane, click on API & Services and select Library. Make sure the correct project is selected and search for BigQuery API. Enable the API by clicking on the Manage button.

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Step 4: Add a Service Account

From the sidebar menu in the Google Cloud Console, go to IAM & admin > Service accounts. Click on Create Service Account. Enter the Service Account name (the ID you copied in Step 2) and specify the account ID to grant access. Click Create to generate the Service Account. Grant the editor access to the Service Account, click Continue and then Done.

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Step 5: Query your GA4 data in BigQuery

After completing the previous steps, wait approximately 24 hours for the data set to export to your BigQuery project. Once the export is complete, you'll find two tables in your BigQuery project: one for the continuous export of raw events throughout the day and another for the full daily export of events. You can then leverage SQL queries to analyze the data in these tables based on your specific requirements.

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While the Google Cloud Platform offers numerous benefits, it's important to consider a few things. The Google Cloud Platform primarily focuses on loading raw events into BigQuery. So, it doesn't allow you to transform your Google Analytics 4 data before loading into BigQuery.

Method 2: Integrate GA4 with BigQuery Using Estuary Flow (Easier Method)

If you're looking for a more convenient and streamlined way to load Google Analytics 4 data into BigQuery, using SaaS tools like Estuary Flow can be a great option. Estuary is a powerful real-time data integration platform that enables you to connect various data sources to destinations.

Let's explore the step-by-step process in detail.

Step 1: Capture the Data From Your Source

  • Sign in to your Estuary account or sign up for free. Once you've logged in, click on Capture.
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  • In the capture window, Click on + New Capture.
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  • On the Captures page, search for Google Analytics V4 and click on Capture.
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  • Give the Capture a name. Fill in the details of your source database, like Project ID, Start DateCustom Reports, Time Increment, and Authentication
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  • Once you have filled in all the details, click on Next. Flow will initiate a connection with your Google Analytics 4 account and identify data tables.
  • Click Save and Publish.

Step 2: Set up BigQuery as the destination

  • Now, navigate to the Estuary dashboard and click on Materializations on the left-side pane. Then, click New Materialization.
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  • In this case, BigQuery will be the materialization option to select. 
  • Before establishing a connection with Flow, BigQuery has to fulfill certain prerequisites. So, before you continue, follow the steps here
  • Provide the Materialization name and Endpoint config details such as Google Cloud Project ID, Service Account, and Region. Click on Next
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  • The data collections you captured from Google Analytics 4 may already be populated. If not, you can use the Source Collections feature to locate and add them.
  • Finally, click on Save and Publish. After completing these steps, Estuary Flow will continuously replicate your data from Google Analytics 4 to BigQuery in real time.
  • For more help, see the Estuary documentation for:

How to create a Data Flow?

Google Analytics 4 Source Connector

Google BigQuery Materialization Connector


Integrating Google Analytics 4 with BigQuery enables you to unlock valuable insights and drive data-driven decision-making. The two primary methods for connecting Google Analytics 4 to BigQuery include utilizing the Google Cloud Platform and third-party ETL tools like Estuary. 

The ideal method depends on your technical expertise and desired level of customization. While both these methods can help you unlock the full potential of your data, Estuary has the added advantage of replicating data in real-time. By connecting Google Analytics 4 to BigQuery, you can ensure accurate and secure data transfer, enabling data-driven decision-making for improved performance.

If you're looking for a more efficient way for Google Analytics 4 to BigQuery integration, then it's time to try Estuary Flow. Sign up for free and start exploring its extensive features.

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