How many websites use Google Analytics?

Google Analytics is clearly the number one web analytics tool globally. From a meta-analysis of different surveys, we estimate it is currently installed on over 50% of all websites or 80% of operational websites using any kind of analytics tracking.

We looked at the following sources for this chart:

• Datanyze survey of Alexa top 1m sites (04/2014)
• BuiltWith survey of all websites (04/2014)
• MetricMail survey of Alexa top 1m sites
• Pingdom survey of Alexa top 10k sites (07/2012)
• W3Techs survey of their own sites (04/2014)
• LeadLedger survey of Fortune 500 sites (04/2014)