Millville Area Junior Senior High School is a tiny, rural public school in Columbia County, Pennsylvania.

For the 2017–18 school year, enrollment was reported as 311 pupils.

The Central Susquehanna Intermediate Unit (IU16) provides the district with a wide variety of services like specialized education for disabled students and hearing, speech and visual disability services and professional development for staff and faculty.

The Millville Area School District offers a variety of clubs, activities and sports programs.

[3] The Pennsylvania Heartland Athletic Conference is a voluntary association of 25 PIAA High Schools within the central Pennsylvania region.