Welcome to the official site of the Seattle Premier League! We are an 10-team league for premier 18U baseball teams in the Pacific Northwest. The 2021 season will open in March. We are proud to announce the addition of City Baseball to the league.
The SPL will once again host the Seattle Premier League Invitational Tournament in 2021. The 10th annual event will be held April 14-18th. This event is open to all 18U teams - registration is now open via our SPL Invitational page.