The merger process started in 2009 with the creation of a Pôle de recherche et d'enseignement supérieur (PRES) and was completed in 2012.

The other sites are in the towns of Epinal, Saint-Dié-des-Vosges, Bar-Le-Duc, Lunéville, Thionville-Yutz, Longwy, Forbach, Saint-Avold, Sarreguemines.

So, the University of Lorraine was formed by the merger of: Teaching includes 43 teaching units (faculties, schools, departments), organized into 9 collegia: The university has 60 research units, linked with the most important French research organizations: CNRS, INSERM, INRAE and INRIA.

[2] University of Lorraine operates several arts and scientific places and museums, and a botanic garden: Le préau, national theater Espace Bernard-Marie Koltès, Maison pour la Science en Lorraine, Musée archéologique, Aquarium Museum, Musée de l’Histoire du Fer, Jardin Botanique Jean-Marie-Pelt.

University of Lorraine undergraduate law program is ranked 5th of France by Eduniversal, with 3 stars (2016/17).