Client ID refers to the client identifier, these are the unique identifier that is assigned to each user by Google Analytics. This identifier is stored in a browser cookie and helps track individual activity and user interactions across sessions.
Benefits of the Client ID:
- Client IDs enable website owners to analyze user behavior over time.
- It provides insights into repeat visits, session counts, and user journeys.
- It is critical for audience segmentation and remarketing strategies.
Key Components:
- Randomized ID:Automatically generated per device/browser.
- Cookie-Based:Stored in the user’s browser usually the _ga cookie).
- User-Level Data:Helps distinguish new vs. returning users.
Example of Client ID:
A Client ID might look like: 123456.78901234. In this case, 123456 represents the unique identifier for the client, and 78901234 is a session or visit-specific ID.
The Client ID allows Google Analytics to distinguish between users and their interactions with your site over time.








