DAV Public School Kumarsain came in to existence in the year 1992. The school was started upto 1st standard in a rented building with 63 students on roll from LKG to 1st . Every year a new class was added and the first batch of class 10th pass out in 2000. The school purchased one acre of land in the year 1999 and the same was registered in the name of DAV College Managing Committee New Delhi & the construction work of the school building was started in the year 2000 with the help of the DAV College Managing Committee New Delhi. The school was shifted to its own building in the year 2004 & was affiliated upto secondary level with C.B.S.E. New Delhi in the year 2005.
The school is situated in the lap of nature in the Shimla Hills, 80 K.M. away from the State Capital, Shimla. It has been endeavour of the school to provide quality education.