This allows the O'Hare neighborhood, combined with the nearby suburb of Rosemont, to work as an edge city.

In the Second Treaty of Prairie du Chien, Alexander Robinson was given two square miles of land in what is now the O'Hare community area as a reward for shielding white settlers during Battle of Fort Dearborn.

During World War II, the Douglas Aircraft Company produced cargo planes in the area.

[3] According to an analysis by the Chicago Metropolitan Agency for Planning, the area had 12,377 residents comprising 6,125 households as of June 2018.

[1] The corporate headquarters of Bally Total Fitness, Independent Grocers Alliance, Lafarge North America, True Value and U.S. Cellular are located in the O'Hare area.

[5] Nippon Cargo Airlines and Suzlon Energy have their American headquarters in the O'Hare community area.

[7][8] O'Hare was home to the headquarters of Wilson Sporting Goods until 2016, when the company chose to move to One Prudential Plaza.

[9] The top five employing industry sectors in O'Hare are transportation (59.2%), accommodation and food (7.6%), professional (6.3%), administration (4.7%), and information (4.6%).