The Major League baseball season is almost through with the month of May. As of right now the team with the best record in the MLB National League is the San Francisco Giants and they have a record of 24 wins and 16 losses and they are just .600. The leader of the American League for the 2021 Major League Baseball season is a tie between the Oakland Athletics and the Boston Red Sox and they both have a record of 25 wins and 17 losses and both teams are at .595 win percentage. The leader of the American League East is the Boston Red Sox with a record of 25 wins and 17 losses and behind them is the Toronto Blue Jays with a record of 22-17 and they are 1.5 games behind first place. The leader of the AL Central is the Chicago White Sox and they have a record of 24 wins and 15 losses and right behind them is the Clevland Indians and they have a record of 21 wins and 17 losses and they are 2.5 games out of first place. Then in the AL West, the Oakland Athletics lead with a record of 25 wins and 17 losses and they have a win percentage of .595. Behind them are the Houston Astros and they have a record of 24 wins and 17 losses and they are 0.5 games behind first place. In the National League East the New York Mets lead with a record of 18 wins and 16 losses behind them is the Philadelphia Phillies and they have a record of 21-20 and they are 0.5 games behind first place. In the NL Central, the St. Louis Cardinals lead with a record of 23 wins and 18 losses and they are followed by the Brewers and they are 2.0 games behind first place. Then in the NL West, the San Francisco Giants lead with a record of 24 wins and 16 losses and they are followed by the San Diego Padres and they have a record of 24 wins and 17 losses and they are 0.5 games behind the Giants. 

The 2021 Major League baseball season is almost through the month of May and as of now the San Francisco Giants lead the National League and Oakland Athletics and the Boston Red Sox lead the American League.