From Name: From Email: To Name: To Email: Optional Message: How long should your Facebook videos be? from Media Shift After analyzing how Facebook shares on videos have changed in a year, we decided to dive into what's making these videos so successful. One consideration that comes up again and again is the length of a video. We last looked at the length of Facebook videos in September 2015. We analyzed five publishers' top 10 shared videos for the average length of a successful video, and found that average video lengths varied from 24 seconds to 90 seconds. more 7701 Las Colinas Blvd., Ste. 800, Irving, TX 75063