Unique visitors to Pinterest.com in the United States from May 2011 to February 2012 (in millions)
This statistic shows Pinterest.com's monthly U.S. traffic, based upon unique visitor numbers. Pinterest, an invite-only social photo-sharing website managed to garner great attention by gaining more than 11 million U.S. visitors in January 2012. ComScore reports that this makes it the fastest-growing independent site in history to break through the 10 million visitor mark. Furthermore, the website has also reported high figures of user engagement.