Greene County is located in the west-central part of Illinois and is part of the Springfield Metropolitan Statistical Area. The county seat is Carrollton.

Greene County is governed by a seven-member Board of Commissioners. The board is elected from seven districts and serves four-year terms. The county also has a county clerk, treasurer, sheriff, and state's attorney.

The county is served by two school districts: Carrollton Community Unit School District 1 and North Greene Unit School District 3.

Greene County is home to several state parks and recreational areas, including the Apple Creek Conservation Area, the Greenville Wildlife Area, and the White Hall State Fish and Wildlife Area.

For the most up-to-date and in-depth information, please check the public records links below.