The Mets began the 2021 season 35–25 and held first place in the National League East at the All-Star break.

The Mets stumbled along the way, losing first place in early August to the Atlanta Braves.

On September 26, the team suffered its 82nd loss, sealing their fourth losing season in five years.

On October 4, Luis Rojas was declined his club option as manager, following the conclusion of the regular season.

Source: MLB Standings Grid – 2021 Updated with the results of all games through October 3, 2021.