About
Boulder Thunderbirds Baseball is a competitive youth baseball tournament club where players take part in a youth baseball tournament club and attend tryouts. The program includes tryouts for players who want to join upcoming teams.
• Ages: 9–14 years old
• Schedule: Tryouts for 2025–2026 Tbirds on Sunday, August 10, at 4:00pm for 9U–12U, with a makeup tryout on Tuesday, August 12, from 6:00–7:30pm.
Boulder Thunderbirds Baseball is a 9U–14U youth baseball tournament club based in Boulder, Colorado. The club was founded in 2016. It originated from the South Boulder Little League All-Star teams and is designed to complement the Little League experience at the 9U–12U levels. At the 13U–14U levels, the stated goal is to help players transition from Little League to be prepared for high school baseball. The organization describes its coaching philosophy as a whole child approach, with players training and experiencing gameplay at multiple positions through a developmental approach, and with the expectation that everyone plays and contributes. The Thunderbirds are a 501(c)(3) non-profit, independent organization. The organization states that its goal is to allow its players to grow their skills and love of the game so they will be able to play as long as their ability will take them. The Thunderbird is described by the organization as a symbol of strength, protection, and caring.
Last updated March 16, 2026.
• Ages: 9–14 years old
• Schedule: Tryouts for 2025–2026 Tbirds on Sunday, August 10, at 4:00pm for 9U–12U, with a makeup tryout on Tuesday, August 12, from 6:00–7:30pm.
Boulder Thunderbirds Baseball is a 9U–14U youth baseball tournament club based in Boulder, Colorado. The club was founded in 2016. It originated from the South Boulder Little League All-Star teams and is designed to complement the Little League experience at the 9U–12U levels. At the 13U–14U levels, the stated goal is to help players transition from Little League to be prepared for high school baseball. The organization describes its coaching philosophy as a whole child approach, with players training and experiencing gameplay at multiple positions through a developmental approach, and with the expectation that everyone plays and contributes. The Thunderbirds are a 501(c)(3) non-profit, independent organization. The organization states that its goal is to allow its players to grow their skills and love of the game so they will be able to play as long as their ability will take them. The Thunderbird is described by the organization as a symbol of strength, protection, and caring.
Last updated March 16, 2026.
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