Jefferson County Participants
Camp Sherman
Black Butte School - Located at the headwaters of the Metolius River in Camp Sherman. Black Butte has competed in school and district tournaments but never a regional tournament. That is set to change in 2026.
Culver
Culver Elementary School - The gateway to the Cove Palisades State Park. The Bulldogs hosted the regional tournament in 2025 and have been members of 7B since 2024.
Madras
The schools and communities listed below are apart of the Jefferson County School District 509J. The first three 7B regional tournaments were hosted in the county with the Madras Performing Arts Center as the first host.
Big Muddy - Located near the town of Antelope, an International Dark Sky community. The Bobcats participated in the regional tournament in 2024.
Buff Elementary School - One of the Original 11 members. Have participated in every 7B Regional Tournament since the league was formed. Gold Medalists and state qualifiers in 2023.
Madras Elementary School - One of the Original 11 members. Have participated in every 7B Regional Tournament since the league was formed.
Metolius Elementary School - One of the Original 11 members. Have participated in every 7B Regional Tournament since the league was formed.
Warm Springs K-8 Academy - One of the Original 11 members. The Eagles hosted the regional tournment in 2024 and have participated in every 7B Regional Tournament since the league was formed.