 In 2007 the Chargers entered the playoffs for the first time, progressing to the championship game, which they lost to West Salem High School.The girls' basketball team won consecutive Wisconsin Independent Schools Athletic Association (WISAA) Class B girls championships in 1990 and 1991.The girls' basketball team also won the WIAA Division 3 championship in 2014

The girls' volleyball team won the 1988 Wisconsin independent schools Class B championship, taking the round robin competition with a 4-2 record to end Marinette Catholic Central's streak of four consecutive championships.