The LumberKings play in the Prospect League's Western Conference – Northwest Division along with the Burlington Bees, Illinois Valley Pistol Shrimp, and Springfield Lucky Horseshoes.

[1] The team has had several different major league affiliations: the Brooklyn Dodgers (1937–38), New York Giants (1939–41), Chicago Cubs (1947–49), Pirates (1954–58 and 1966–68), White Sox (1959–65), Pilots/Brewers (1969–70), Tigers (1971–75), Tigers/White Sox co-op (1976), Dodgers (1977–79), Giants (1980–94), Padres (1995–98), Reds (1999–2000), Expos (2001–02), and Rangers (2003–08), and Mariners (2009–18).

The 2010 LumberKings season was the subject of the 2013 book "Class A: Baseball in the Middle of Everywhere" by Lucas Mann.

[6][7] In 2016, led by first year manager Mitch Canham, the LumberKings won 86 games to set the mark for most in a regular season by any team in Clinton franchise history.

The squad went on to sweep the Peoria Chiefs in the first round of the playoffs before defeating the Cedar Rapids Kernels in a thrilling three-game series.

Game three of the Western Division final ended with a Ricky Eusebio walk off hit to win 1–0 in extra innings.