As Myspace.com continues its strategic move toward becoming an “entertainment portal,” the growth to Myspace Music should help cement their presence in this space. Since the site’s launch in September 2008, unique visitors to the music.myspace.com subdomain have increased 190 percent — growing from 4.2 million unique visitors to 12.1 million in June 2009. Year-over-year traffic to the URL has increased 1,017 percent.

When comparing unique visitors of the music.myspace.com subdomain to other sites within the music category in June, it ranked third behind AOL Music and Yahoo! Music and ahead of popular music sites like MTV Networks Music and Pandora.com.

People between the ages of 12 and 17 were 2.4 time more likely than the average active Internet user to visit music.myspace.com. Visitors between 18 and 24 were 2.2 more likely than the average Internet user to visit the site in June.

On the video streaming front, with 120.1 million total streams, Myspace.com was the No. 1 social media site when ranked by streams for June 2009. It was also the No. 1 social networking site when ranked by unique viewers of video content, with 12.9 million viewers for the month. Facebook was the fastest growing social media site by both total video streams and unique viewers of video. Total streams increased 434 percent year-over-year, from 10.1 million streams to 54 million streams. Unique viewers of video increased 397 percent, from 2.4 million in June 2008 to 12 million in June 2009.

Twitter’s Big Move

Among the top 10 social media sites, Twitter.com was again the fastest growing, increasing 1,928 percent year-over-year, from 1 million unique visitors in June 2008 to 21 million unique visitors in June 2009–making Twitter the fourth most visited member communities site in June. Facebook continued to lead as the No. 1 U.S. social networking site for the sixth month in a row, with 87.3 million unique visitors in June 2009.

Facebook No. 1 For Time Spent

Facebook was also the No. 1 social networking site among the top 10 when ranked by average time per person, with visitors spending an average of 4 hours and 33 minutes on the site in June. This is a 240 percent year-over-year increase. The average time per person on Twitter increased 522 percent year-over-year, from 5 minutes and 2 seconds in June 2008 to 31 minutes and 17 seconds in June 2009, making it the fastest growing by time per person among the top 10.

*Note: Effective with June 2009 data reporting, Nielsen has made several enhancements to the NetView and VideoCensus services, including a panel that is 8 times larger, more granular reporting and improved accuracy and representativeness. These enhancements provide the highest quality data to our clients and the marketplace. For some sites, trending of previously-reported data with current results may show percentage differences attributable to these product enhancements and should only be compared directionally.