Hoffman Estates is a northwestern suburb of Chicago in Illinois, United States. The village is located primarily in Cook County with a small section in Kane County. As of the 2010 census, the village population was 51,895. The village was incorporated in 1959.
The village now serves as the headquarters location for the Sears Holdings Corporation, the Midwest headquarters for AT&T, and the American headquarters for Mori Seiki. The village owns the Sears Centre Arena, home site of the Chicago Express of the ECHL ice hockey league, the Chicago Slaughter of the Indoor Football League and the Chicago Bliss of the Legends Football League. In 2009, the village hosted the Heartland International Tattoo, one of the largest music and dance festivals of its kind in the Midwest.