Sporting activities offered through Thames High School include Athletics, Badminton, Basketball, *Lawn Bowls, Cycling, Equestrian, Golf, Hockey, Netball, *Orienteering, *Clay-Bird Shooting, *Archery, Rugby Union, Rugby League, Rugby Sevens (girls and boys), Football, Swimming, Tennis, Touch Rugby, *Motocross, Volleyball Cross Country, Softball, Squash and *Triathlon.
Many of these sporting activities involve the students in local, regional and national competitions and interschool exchanges. *Specialty sports are available depending on demand.
Coaching is carried out by staff members, students and community members.
Facilities include a fully-equipped modern gymnasium, weight training bay, tennis and netball courts, a swimming pool, an all-weather surface for hockey practice, and fields for the various sporting codes.