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Last updated: 2026-11-12
This reference covers the 148 dimensions available for Google Analytics 4 in Master Metrics. Use it to understand how you can segment your data and how each field is named. Available in: Dashboards · Reports · AI assistant · MCP

Dimensions

Dimensions are the attributes you can use to segment and group your Google Analytics 4 data.

Publisher

Platform / Device

User

Demographics

Attribution

Other

Geography

Page / Screen

Ecommerce

Time

Event

User lifetime

Traffic source

Fields catalog

Browse all sources

Instagram

Metrics & Dimensions

Facebook Pages

Metrics & Dimensions

Shopify

Metrics & Dimensions