Real names, pseudonyms, anonymous accounts. How Many People Are Using Google+? Clearly, people are interested in Google+, but how many people are using the service?
According to a recent report, it could be more than 4.5 million. In a recent Google+ post, Ancestry.com founder Paul Allen (not to be confused with the Microsoft co-founder) pulled together some data based on US Census Data and the number of Google+ members with certain last names. +Pages. People.