Oak Forest is a city located in Cook County, Illinois, United States. It is part of the Chicago metropolitan area and is known for its residential neighborhoods and parks. The city was incorporated in 1971 and has a population of around 28,000 residents. Oak Forest offers various amenities, including schools, shopping centers, and recreational facilities. The city is characterized by its green spaces, including the Oak Forest Heritage Park, which features walking trails and picnic areas. Oak Forest is also home to the Oak Forest Hospital, providing healthcare services to the community. The city hosts several annual events that promote community engagement and local culture.