Find your tracking ID and tracking code snippet
https://support.google.com/analytics/answer/7476135?hl=en
To find the tracking ID and code snippet:
- Sign in to your Analytics account.
- Click Admin.
- Select an account from the menu in the ACCOUNT column.
- Select a property from the menu in the PROPERTY column.
- Under PROPERTY, click Tracking Info > Tracking Code.
- Your tracking ID and property number are displayed at the top of the page.