Event Reference (v1) / Form Events

Form Start form_start

The first time a user interacts with a form on a page.

GA4 implements this event as part of its "Enhanced Measurement" feature. It is generally recommended to use Google Tag Manager to manage event flow and data collection. As such, we recommend disabling this event inside your Enhanced Measurement settings.

  • Name
    Event Name Required
    Value
    event: form_start

Form Properties

These properties apply to all form_* events.

  • Name
    Form ID Required
    Type
    form_id: integer|string
    Description

    The unique identifier for the form. This can be as simple and as a HTML id attribute. Or it can be a native form ID from a CMS or other system.

    E.g.
    0d7fb0da-a3a6-49ad-9c29-d7fbcd56f3b1
  • Name
    Form Group Optional
    Type
    form_group: string
    Description

    The group or category of the form (e.g. Demo Request, or Webinar Registration). This can be used to group forms together for reporting purposes.

    E.g.
    Demo Request
  • Name
    Form Name Optional
    Type
    form_name: string
    Description

    A human readable name for the form. These should be dynamically set from the system that provides the form.

    E.g.
    Inbound Sales - Request a Demo
  • Name
    Form Provider Optional
    Type
    form_provider: string
    Description

    The name of the system/platform that provides the form (e.g. HubSpot, Marketo etc...). This can be useful when more than one form provider is in use (e.g. HubSpot and Gravity Forms).

    E.g.
    HubSpot

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