The Google tracking ID is a string like UA-000000-01. It must be included in your tracking code to tell Google Analytics which account and property to send data to.
To find the tracking code, tracking ID, or property number in your Google Analytics account:
- Sign in to your Google Analytics account, and go to the admin page.
- Select an account from the dropdown in the Account column.
- Select a property from the dropdown in the Property column.
- Click Tracking Info.