There are 60 Landscape Lighting Services in Illinois, serving a population of 12,854,526 people in an area of 55,505 square miles. There is 1 Landscape Lighting Service per 214,242 people, and 1 Landscape Lighting Service per 925 square miles.
The state of Illinois is ranked 18th in Landscape Lighting Services per capita, and 10th in Landscape Lighting Services per square mile.