sˈeɪnt tʃˈɑːɹlz nˈɔːɹθ hɐz θˈɜːɾi fˈaɪv æθlˈɛɾɪk tˈiːmz, ʌvwˈɪtʃ ˈeɪtiːn ɑːɹ fɔːɹ bˈɔɪz ænd sˈɛvəntˌiːn ɑːɹ fɔːɹ ɡˈɜːlz, wˌɪtʃ kəmpˈiːt ɪnðə dˈuː kˈeɪn kˈɑːnfɹəns ʌvðɪ ˌɪlənˈɔɪ hˈaɪ skˈuːl ɐsˌoʊsɪˈeɪʃən.
Saint Charles North has 35 athletic teams, of which 18 are for boys and 17 are for girls, which compete in the DuKane Conference of the Illinois High School Association.