There are 30 Major League Baseball (MLB) teams in total. These teams are evenly split between two leagues: the American League (AL) and the National League (NL), with 15 teams in each league

. Each league is further divided into three divisions—East, Central, and West—with five teams in each division

. This structure has been in place since 2013 when the Houston Astros moved from the National League to the American League, balancing the leagues with 15 teams each