Demographic data like: age (in buckets of 10 years), gender, household income for some countries, whether you're a parent [1] + Interests/"Affinities" [2]. I th

Demographic data like: age (in buckets of 10 years), gender, household income for some countries, whether you're a parent [1] + Interests/"Affinities" [2]. I think these are derived from your Google search history and the sites you visit. You do need to explicitly enable this in the GA dashboard, and ask users' consent under the GDPR. [1] https://support.google.com/google-ads/answer/2580383?hl=en https://support.google.com/google-ads/answer/2580383?hl=en [2] https://support.google.com/google-ads/answer/2497941?hl=en https://support.google.com/google-ads/answer/2497941?hl=en