Montbonnot-Saint-Martin is a commune located in the Isère department in the Auvergne-Rhône-Alpes region of southeastern France. It is situated in the Grésivaudan valley, approximately 8 kilometers northeast of Grenoble, and forms part of the Grenoble urban area.
Geography The commune covers an area of 6.38 square kilometers and is positioned at the foot of the Chartreuse Mountains. It is bordered by the communes of Saint-Ismier to the northeast, Meylan to the southwest, and Domène to the south across the Isère river. The landscape is characterized by its proximity to both the mountain range and the alluvial plain of the Isère.
Economy and Infrastructure Montbonnot-Saint-Martin is a significant economic hub within the Isère department. Along with the neighboring commune of Meylan, it hosts Inovallée (formerly known as ZIRST), one of France's leading science and technology parks. This zone is home to numerous companies specializing in information technology, telecommunications, electronics, and biotechnology. The presence of this technology park has contributed to the commune's development as a residential and professional center for the region's high-tech industry.
The commune is served by the A41 autoroute, which connects Grenoble to Chambéry and Annecy, providing regional accessibility.
Administration and Demographics As of the early 21st century, Montbonnot-Saint-Martin has a population of approximately 5,000 residents. It belongs to the arrondissement of Grenoble and is part of the Communauté de communes du Pays du Grésivaudan.
Historical and Cultural Landmarks The commune contains several historical structures, including the Château de Miribel and the Maison des Arts. The Church of Saint-Martin serves as a local landmark. The area's history is largely tied to the agricultural development of the Grésivaudan valley before its transition toward industrial and technological sectors in the 20th century.