Here’s what you need to know about Pinterest user demographics. With an average of 1.36 million users daily, the social photo pinboard has taken the web by storm, and top online retailers are following suit. Who are these feverish pinners? According to full service agency Modea , the majority are female mothers — 28 percent have a household income of $100k+. Using stats from comScore and a few other analyses, full service agency Modea has put a few interesting facts about Pinterest into visual form with this infographic. Click on the image below to englarge.