There are 36 Public Defender Offices in Illinois, serving a population of 12,854,526 people in an area of 55,505 square miles. There is 1 Public Defender Office per 357,070 people, and 1 Public Defender Office per 1,541 square miles.
The state of Illinois is ranked 31st in Public Defender Offices per capita, and 19th in Public Defender Offices per square mile.