| 2020 Chris McCubbin's Age Class | Bison Athletics Club |
| College Churchill High School | Crusaders |
| Ecole River Heights | Garden City Collegiate |
| George Waters Middle School | Individual |
| Kelvin High School | Lakehead Running |
| Last Mile Athletics | Last Mile Athletics Club |
| Lord Selkirk Regional School | Manitoba B |
| Manitoba Bisons | Maples Collegiate |
| Margaret Barbour Collegiate | Mile Macdonell Collegiate |
| Miramichi Track Club | Morden Collegiate |
| Neelin Spartans | Road Kill |
| ROAD RUNNING | Roadkill |
| Roadkill Running | Ross L. Gray |
| Selkirk | Selkirk Royals |
| Sole train | St. Mary Academy |
| Steinbach Regional Secondary School | Tough Track |
| Unattached-Manitoba | Vincent Massey Collegiate-Winnipeg |
| Winnipeg Optimist Athletics |