St Louis students compete in the NI Cup at U14, U16 and U18 while the local competition (Mid Antrim) caters for Year 8 to Year 11 students.
The Mid-Antrim Cup, which consists of school teams from Ballymena and surrounding area. The Northern Ireland Cup has school teams from all around the province and is a more prestigious knock out competition.
St Louis won the Senior Cup (U18) in 2008 under the guidance of Mr J Sexton and have reached three finals since then. In 2012 the U14 squad lost out to St Columb's Derry while the same panel of players reached the U16 final in 2014 only to lose 4-0 to the Derry city school again. The senior team qualified for the 2014 decider also but came up against a very slick, skilful and talented Belfast Met team. The Belfast side had four players on their squad who play in the Irish League and their experience was evident in their 3-1 win to compound an unsuccessful day for St Louis.
The2013/14 Under 16 squad: Owen Marquess, Colm Griffin, Francis Cochrane, Michael Laverty, Connor McAuley, Eoin Campbell, Michael Carberry, Shaun McGoran, Eamon Fyfe, Ciaran Dobbin and Connell Lemon. Subs: Michael O'Connell for Eoin Campbell (35), Michael Hagan for Ciaran Dobbin (32), Keelan Molloy, Jack Hampton and Malachy McIvor.
The 2013/14 Under 18 squad: Michael Dempsey, Caolan McAuley, Connor Martin, Michael McKenna, Brian Hegarty, Darragh Mussen, Peter McAuley, Noel Crossey, Patrick Stuart, Ciaran Faith and Jordon McAuley. Subs: Glen Murphy for Darragh Mussen (53rd), Sean Maguire for Peter McAuley (62nd), James Gillan for Noel Crossey (78th), Peter McKay and Andrew Hasson.
The staff members who take charge of the teams for 2014/15 are Mr G Adams, Mr J Heffron, Mr D. Boyd and Mr A Quinn.
St. Louis is lucky to have some exceptionally talented pupils who compete in the school's teams. Jordon McAuley (U16's) has played for N. Ireland at U13's up to U15's level and had soccer trials at professional clubs such as Rangers FC, Ipswich FC, Bolton Wanderers FC, Everton FC, Newcastle United FC and Liverpool FC.
Michael McKenna (U16's) also played for N. Ireland at U13's up to U16's level and has had trials at Rangers FC and Ipswich FC.