1. There are currently 102 million Tumblr blogs 2. 44.6 billion posts have been published on Tumblr 3. Tumblr attracted 29.2 million unique visitors 4. 6.6 billion page views in March 2013 5. Tumblr?s audience is among the youngest with 45% being under 35 years old 6. 47% of US Tumblr users are male 7. 35% of Tumblr users make less than $30k annually 8. 65% of Tumblr?s audience has a college education 9. Only 33% of Tumblr users have children 10. Hispanics and African-Americans make up 29% Tumblr?s audience 11. There are 2x more Hispanics than the internet average 12. Tumblr has more page views from a computer browser than from a mobile device browser in the United States 13. Tumblr is visited more by computers at home than computers at work in the United States 14. Tumblr is more popular with 13-25 year olds than Facebook 15. Average user spends 23 minutes on Tumblr per visit 16. As of April 2013 the top 5 countries using tumblr are: US, Brazil, UK, Canada and Russia 17. California uses Tumblr the most in US, with 8,452,521 monthly unique visitors in April 2013 I hope this will be helps you for your work!