| 2020 Chris McCubbin's Age Class | Bison Athletics Club |
| College Churchill High School | Crusaders |
| Ecole River Heights | Ecole secondaire Neelin High School |
| 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 | 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 |