St. Mary High School Rowriah, Jorhat is a co-education Senior Secondary day school and is affiliated to SEBA, Assam. It is located within the green and hygienic campus of Jamuguri village, Jorhat. The School functions under the aegis of Congregation of MSMHC Society. The School caters to the educational needs of the civilians residing in and around Jorhat since its inception in 1942. The School is self supporting and has a well-trained staff. The quality of teaching is kept reasonably high by an appropriate teacher-pupil ratio.

The medium of instruction is English. Computer Education is imparted from class Nursery to Class X. Other subject s of prime importance are Health Education, Environmental Education, Art Education, Music, dance and Art & Craft that try to inculcate various values while the pupil undertake a course of studies prescribed by SEBA. The School has well equipped Smart Classes from LKG to XII, Activity Room, Library, Laboratories, Computer Room, RO Plant for drinking water, uninterrupted power supply through generator and a big play field for all types of sports and games. CCTV Cameras has been installed at strategic and vulnerable locations around the school premises.