Orland Hills (formerly Westhaven) is a village in Cook County, Illinois, United States.

According to data compiled between the years of 2010 and 2014, Orland Hills has the third largest percentage of Arab Americans in its population in Illinois, behind only Bridgeview and Chicago Ridge.

[8] As of 2023, Orland Hills is a part of Illinois' 6th Congressional District which is represented by democrat Sean Casten.

He was succeeded by Patrick Sheehan a former police officer in Plainfield, Illinois and an unsuccessful candidate for the Illinois State Senate in 2022, where he lost to incumbent state senator Michael Hastings in the 19th district.

A majority of students from Orland Hills attend Victor J. Andrew High School (residents who live south of Meadowview Ave), while the rest attend Carl Sandburg High School (residents who live north of Meadowview Ave).

Orland Hills is also home to Cardinal Joseph Bernadine Catholic School, or CJB for short.

Pace provides bus service on Route 364 connecting Orland Hills to destinations across the Southland.