Hoffman Estates is a village in Illinois, United States. The village is located primarily in Cook County, with a small section in Kane County. It is a suburb of Chicago. As of the 2010 census, the population was 51,895, and as of 2019 the estimated population was 50,932.The village now serves as the headquarters for Sears and the American headquarters for Mori Seiki. The village owns Now Arena, home of the Windy City Bulls of the NBA G League.