| Dates | School | Confirmed Cases |
|---|
| Collected | Reported | School Board | School | Municipality | Student | Staff | Unspecified | Total |
|---|
| 2021-10-14 | 2021-10-15 | Dufferin-Peel Catholic District School Board | St Sebastian Catholic Elementary School | Mississauga | 0 | 1 | 0 | 1 |
| 2021-10-13 | 2021-10-14 | Dufferin-Peel Catholic District School Board | St Sebastian Catholic Elementary School | Mississauga | 0 | 1 | 0 | 1 |
| 2021-10-12 | 2021-10-13 | Dufferin-Peel Catholic District School Board | St Sebastian Catholic Elementary School | Mississauga | 0 | 1 | 0 | 1 |
| 2021-10-08 | 2021-10-12 | Dufferin-Peel Catholic District School Board | St Sebastian Catholic Elementary School | Mississauga | 0 | 1 | 0 | 1 |
| 2021-10-07 | 2021-10-08 | Dufferin-Peel Catholic District School Board | St Sebastian Catholic Elementary School | Mississauga | 0 | 1 | 0 | 1 |
| 2021-10-06 | 2021-10-07 | Dufferin-Peel Catholic District School Board | St Sebastian Catholic Elementary School | Mississauga | 0 | 1 | 0 | 1 |
| 2021-10-05 | 2021-10-06 | Dufferin-Peel Catholic District School Board | St Sebastian Catholic Elementary School | Mississauga | 0 | 1 | 0 | 1 |
| 2021-10-04 | 2021-10-05 | Dufferin-Peel Catholic District School Board | St Sebastian Catholic Elementary School | Mississauga | 0 | 1 | 0 | 1 |
| 2021-10-01 | 2021-10-04 | Dufferin-Peel Catholic District School Board | St Sebastian Catholic Elementary School | Mississauga | 0 | 1 | 0 | 1 |
| 2020-11-23 | 2020-11-24 | Dufferin-Peel Catholic District School Board | St Sebastian Catholic Elementary School | Mississauga | 1 | 0 | 0 | 1 |
| 2020-11-20 | 2020-11-23 | Dufferin-Peel Catholic District School Board | St Sebastian Catholic Elementary School | Mississauga | 1 | 0 | 0 | 1 |
| 2020-11-19 | 2020-11-20 | Dufferin-Peel Catholic District School Board | St Sebastian Catholic Elementary School | Mississauga | 1 | 0 | 0 | 1 |
| 2020-11-18 | 2020-11-19 | Dufferin-Peel Catholic District School Board | St Sebastian Catholic Elementary School | Mississauga | 1 | 0 | 0 | 1 |
| 2020-11-17 | 2020-11-18 | Dufferin-Peel Catholic District School Board | St Sebastian Catholic Elementary School | Mississauga | 1 | 0 | 0 | 1 |