The aim of this article is to present the role and development of clusters in Lodzkie province. The article consists of five parts. The first one is a short description of Lodzkie province. The next two parts are dedicated to the phenomenon of cluster. The author presents definitions and common features of clusters and the factors affecting cluster development. The fourth part focuses on the strategy of cluster in Lodz. In the last one the author provides examples of clusters operating in the region.