The school district, mostly in Logan County, covers Lincoln, Broadwell, Middletown, and New Holland.
[6] The school is a traditional power in boys' basketball, music, and individual events (speech team) in Central Illinois.
State finalists prior to 1972 was the final 16 in a single-class system, state finalists appearances from 1973 to 2007 were as being in the final 16 of the large school class in a two-class system, and beginning in 2008, Lincoln competes in class 3A in a four-class system with 4A containing the largest schools and the state finalists being the final eight in each class.
Floyd Bee coached the wrestling team for over 30 years, managing a winning season each time.
Dan "Mac" McLaughlin led the LCHS Speech program for over 25 years in the 1970s, 1980s, and 1990s.