Eastside Junior-Senior High School is a public secondary school located in Butler, Indiana.

Eastside is in the Northeast Corner Conference, and is a 2A school.

The teams are called the Blazers and the school colors are kelly green and white.

The following IHSAA sports are offered at Eastside:[2] The school also sponsors the following clubs: Spanish, Dekalb voice, amnesty international, junior high art, science and speech clubs.

The school is also the sponsor of various musical groups such as: Marching Band, Jazz Band, Pep Band, Jazz Choir, Junior High Show Choir.