Santragachi Kedarnath Institution (or Santragachi K.N. Institution) is a Government-sponsored, Bengali medium, higher secondary school located in Howrah in the state of West Bengal, India. The first vernacular Bengali medium school of Howrah district, Santragachi Minor School, that was originally founded by Kedarnath Bhattacharya in 1857, was upgraded to Santragachi Kedarnath Institution in 1925. Prof. Ashutosh Mukherjee, the second Indian Vice-Chancellor of the University of Calcutta laid the foundation stone in 1920.