About Facebook Launched
Mark Zuckerberg launched Facebook on 4 February 2004 from his Harvard dormitory room — it would grow to become the world's largest social network with over 3 billion users.
Use the live elapsed counter at the top of this page to see exactly how many days, hours, minutes and seconds have passed since 4 February 2004.
Frequently Asked Questions
How many days since Facebook launched?
The live counter on this page shows the exact number of days since Facebook launched on 4 February 2004, updating every second.
How many years since Facebook launched?
The live counter on this page shows the exact years and days since Facebook launched in 2004. The years figure updates in real time.
How many weeks since Facebook launched?
The live counter on this page shows the precise number of weeks elapsed since Facebook launched on 4 February 2004.
What day of the week was the launch of Facebook?
The launch of Facebook was on a Wednesday, 4 February 2004.
When is the next anniversary of the launch of Facebook?
The anniversary of the launch of Facebook falls each year on 4 February. The stats box above shows exactly how many days until the next one.