Mark Zuckerberg, California
Mark Zuckerberg wracked up a net worth of $71 billion within 16 years. He started up the social media platform in 2004 and it quickly became a hit. He originally started it so that students could help find each other better, and then it took off to be the social media giant that it is today.
Philip Anschutz, Colorado
Philip Anschutz made his $12 billion fortune by making big investments in sports. He owns the LA Kings, the LA Galaxy, 1/4 of the LA Lakers, and the entire Staples Center. His company, Anschutz Entertainment Group, operates more than 100 arenas and venues worldwide.