Major League Soccer is once again leading the charge in diversity (as determined by birthplace) in the North American sports landscape. From its current pool of 637 players, 72 countries are represented in MLS, the most of any soccer league in the world.
Among those 637 players, 234 (36.7 percent) have been capped by their national teams, including 36 of 53 current Designated Players. Among these, 40 have been included on a FIFA World Cup roster.
During the offseason, MLS clubs signed its youngest group of newcomers in league history. Those 96 players (not counting rookies, Homegrown signings or transfers from USL-affiliates) maintain an average age of 25.