McLean County is part of the Owensboro, KY Metropolitan Statistical Area, which has a population of some 114,752 (2010 census).

[5] McLean County is part of the Western Coal Fields region of Kentucky.

Bridge crossings of Green River are at Calhoun, Livermore, east of Island, and west of Beech Grove.

24.70% of all households were made up of individuals, and 11.40% had someone living alone who was 65 years of age or older.

Both schools are located just east of Calhoun on Highway 136 and have the cougar as mascots.

Elementary schools in the towns of Beech Grove and Island were closed years ago.

At any time, between 350 and 400 county residents are enrolled in higher education of some form.

Spectrum, a unit of Charter Communications, is the county's cable television provider.