Raj Rajeshwar High School, established in 1943 A.D. and recognized as a minority institution in 1988, has permanent status as a high school.

Raj Rajeshwar High School, Barbigha was established in 1946. After being upgraded, it received permanent recognition from the Government of Bihar in 2007 as a minority school. It is a unit of Monghyr Parish Society and is located in BARBIGHA block of Sheikhpura district of Bihar. The school consists of Grades from 1 to 12.

In 2018, the school celebrated its Platinum Jubilee. The school is run with the cooperation of diligent, experienced, and capable individuals through social religious institutions. The Society of Jesus (Jesuits) was founded by St. Ignatius Loyola in 1540 A.D. Today, in 112 countries across six continents, more than 20,000 Jesuits serve the Christian community; yet it welcomes students from all classes, castes, and religions.

Along with academic education, computer training is also provided. It prepares students according to the curriculum of the Bihar School Examination Board, but to strengthen the foundation of young children, high-quality English education is given from the primary level. It provides a suitable environment for discipline and education free from malpractice. Raj Rajeshwar High School aims to provide such education to all its students that ensures their all-round development and enables them to excel in every field of life.