The Timber Creek Regional High School Chargers compete as one of the member schools in the
Tri-County Conference, which includes public and private high schools located in Camden,
Cape May,
Cumberland,
Gloucester and
Salem counties. The conference is overseen by the
New Jersey State Interscholastic Athletic Association (NJSIAA). The school announced in 2018 that they would leave the
Olympic Conference and join the Tri-County Conference for the 2020–21 school year, which would have the benefit of having all three schools in the Black Horse Pike District competing in the same athletic conference. With 886 students in grades 10–12, the school was classified by the NJSIAA for the 2019–20 school year as Group III for most athletic competition purposes, which included schools with an enrollment of 761 to 1,058 students in that grade range. The football team competes in the Memorial Division of the 94-team
West Jersey Football League superconference and was classified by the NJSIAA as Group III South for football for 2024–2026, which included schools with 695 to 882 students. The baseball team won its first South Jersey Group III title in 2008, defeating
Clearview Regional High School by a score of 9–3 to take the title game. The boys spring track team won the Group III state championship in 2008–2011, 2013 and 2014. The team won Olympic Conference, South Jersey Group III championships and New Jersey Group III state championships every year from 2008 to 2011. In the 2008-09 winter track season the 4x4 relay team of Derrick Henry, Allen Jackson, Saliym Starkey and Damiere Byrd ran an indoor record with the time of 3:21. In the 55, Damiere Byrd was named the fastest in Group III, ran the fastest time in the state, the fastest for a sophomore and a time that ranked eighth nationally, and he won the Group II titles in the 100, 200 and 400 meters in 2010. The team won their first sectional title in 2008, defeating second-seeded
Hammonton High School in a close battle coming down to the last match, making it 30–29. The football team won the South Jersey Group III state sectional title in 2011 and won the South Jersey Group IV title in 2012 and 2016. The team finished 12–0 in 2011 after winning the South Jersey Group III championship game at
Rowan University with a 33–7 win against
Hammonton High School. In 2016, the football team finished the season 12–0, winning the South Jersey Group IV state sectional championship by a score of 31–10 against
Lenape High School in the tournament final. The boys track team won the winter / indoor Group III state title in 2013 and 2014. The girls team won in Group III in 2017. The boys track team won the Group III indoor relay championship in 2016 and 2018 (as co-champion); the girls team won the 2017 Group III championship. With the group finals cancelled in 2020 due to COVID-19, the boys basketball team was declared as South III regional champion. The team won their first South Jersey, Group III title in 2008, defeating the top-seeded
Hammonton High School by a score of 58–50 in the tournament final. == Extracurricular activities ==