page_title: Williamson County, Illinois
hierarchical_section_title: Williamson County, Illinois
context_page_description: Williamson County is a county located in the southern part of the U.S. state of Illinois. According to the 2010 census, it had a population of 66,357. Its county seat is Marion.
  Williamson County is included in the Carbondale-Marion, IL Metropolitan Statistical Area. This area of Southern Illinois is known as Little Egypt.
  Williamson is a rapidly growing county in the Metro Lakeland area and is located 88 miles southeast of St. Louis, Missouri. Via the nearby intersection of Interstates 57 and 24, and Illinois Route 13, a primary east-west four-lane expressway, the city easily has access to the major communities of Murphysboro, Carbondale, Carterville, Herrin, Marion and Harrisburg.
  The Metro Lakeland area of Jackson-Williamson counties has a total of 120,000 residents. Carbondale, Herrin and Marion are the key urban areas in Metro Lakeland, with a combined population of more than 65,000. Over 235,000 people live within 35 miles.
context_section_description: Williamson County is a county located in the southern part of the U.S. state of Illinois. According to the 2010 census, it had a population of 66,357. Its county seat is Marion.
  Williamson County is included in the Carbondale-Marion, IL Metropolitan Statistical Area. This area of Southern Illinois is known as Little Egypt.
  Williamson is a rapidly growing county in the Metro Lakeland area and is located 88 miles (142 km) southeast of St. Louis, Missouri. Via the nearby intersection of Interstates 57 and 24, and Illinois Route 13, a primary east-west four-lane expressway, the city easily has access to the major communities of Murphysboro, Carbondale, Carterville, Herrin, Marion and Harrisburg.
  The Metro Lakeland area of Jackson-Williamson counties has a total of 120,000 residents. Carbondale (14 miles west), Herrin and Marion are the key urban areas in Metro Lakeland, with a combined population of more than 65,000. Over 235,000 people live within 35 miles (56 km).
caption: Location within the U.S. state of Illinois