Teams begin their Spring Training games in late February or early March and the actual 2025 MLB Season is set to being on Thursday March 27th, with all teams playing that day.

Each team will play 162 games and the season will come to a close on Sunday, September 28th. Check out How do the MLB Playoffs Work for a complete explanation of the MLB Playoff System and When do the MLB Playoffs Start for a the MLB Playoffs Schedule.