Orland Park is a village in Cook County, Illinois, United States, a suburb of Chicago, which in 2010 had a population of 56,767.
25 miles (40 km) southwest of Chicago, Orland Park is close to several interstate highways, with the I-80 east-west coast connector as its southern border. The Metra commuter rail system links it to the Chicago Loop and from there to O'Hare and Midway airports.
The village was incorporated on May 31, 1892.
According to the 2015 census, Orland Park has a total area of 22.167 square miles (57.41 km2), of which 21.88 square miles (56.67 km2) (or 98.71%) is land and 0.287 square miles (0.74 km2) (or 1.29%) is water.
The main bodies of water in Orland are two lakes: Lake Sedgewick and McGinnis Slough.
Communities bordering Orland Park include Homer Glen to the west (in Will County), Orland Hills and Mokena (also in Will County) to the south, Tinley Park to the southeast, Oak Forest to the east, and Palos Park and Palos Heights to the north.
As of the 2000 census, there were 51,077 people, 18,675 households, and 14,361 families residing in the village. The population density was 2,668.4 people per square mile (1,030.4/km2). There were 19,045 housing units at an average density of 995.0 per square mile (384.2/km2). The racial makeup of the village was 93.53% White, 0.73% African American, 0.07% Native American, 3.47% Asian, 0.04% Pacific Islander, 1.04% from other races, and 1.13% from two or more races. Hispanic or Latino of any race were 3.67% of the population.
The top five ancestries reported in Orland Park as of the 2000 census were Irish (26.5%), German (19.5%), Polish (18.5%), Italian (14.8%) and English (5.1%).
There were 18,675 households, out of which 32.2% had children under the age of 18 living with them; 66.3% were married couples living together, 7.9% had a female householder with no husband present, and 23.1% were non-families.