The École normale supérieure Paris-Saclay (also ENS Paris-Saclay or Normale Sup' Paris-Saclay), formerly ENS Cachan, is a grande école and a constituent member of Paris-Saclay University. It was established in 1892. It is located in Gif-sur-Yvette within the Essonne department near Paris, Île-de-France, France. In 2014, ENS Paris-Saclay became a founding member of the Paris-Saclay University, an initiative to integrate and combine resources from a number of different grandes écoles, public universities, and research institutions.