Glendowie College offers an exceptionally wide range of sporting opportunities. We are the signatory to the Hillary Commission Fair Play Charter, and all students are encouraged to become part of a school team.
Each year our teams and individual students perform highly in regional and national sporting championships, with many individuals gaining selection in Auckland and NZ representative teams. Students have the opportunity to participate in one or more of the following sports offered at the college:
| Athletics | Badminton | Basketball | Lawn Bowls |
| Cricket | Cross Country | Cycling | Dragon Boating |
| Equestrian | Golf | Outdoor Hockey | Inline Hockey |
| Multi-Sports | Netball | Orienteering | Road Running |
| Rowing | Rugby Union | Skiing | Soccer |
| Sport Climbing | Squash | Swimming | Table Tennis |
| Tennis | Touch Rugby | Underwater Hockey | Volleyball |
| Waka Ama | Water Polo | Yachting |