| Dates | School | Confirmed Cases |
|---|
| Collected | Reported | School Board | School | Municipality | Student | Staff | Unspecified | Total |
|---|
| 2021-12-15 | 2021-12-16 | Durham District School Board | G L Roberts Collegiate and Vocational Institute | Oshawa | 1 | 1 | 0 | 2 |
| 2021-12-14 | 2021-12-15 | Durham District School Board | G L Roberts Collegiate and Vocational Institute | Oshawa | 1 | 1 | 0 | 2 |
| 2021-12-13 | 2021-12-14 | Durham District School Board | G L Roberts Collegiate and Vocational Institute | Oshawa | 1 | 1 | 0 | 2 |
| 2021-12-10 | 2021-12-13 | Durham District School Board | G L Roberts Collegiate and Vocational Institute | Oshawa | 1 | 1 | 0 | 2 |
| 2021-12-09 | 2021-12-10 | Durham District School Board | G L Roberts Collegiate and Vocational Institute | Oshawa | 1 | 1 | 0 | 2 |
| 2021-12-08 | 2021-12-09 | Durham District School Board | G L Roberts Collegiate and Vocational Institute | Oshawa | 1 | 1 | 0 | 2 |
| 2021-12-07 | 2021-12-08 | Durham District School Board | G L Roberts Collegiate and Vocational Institute | Oshawa | 1 | 1 | 0 | 2 |
| 2021-12-06 | 2021-12-07 | Durham District School Board | G L Roberts Collegiate and Vocational Institute | Oshawa | 1 | 1 | 0 | 2 |
| 2021-12-03 | 2021-12-06 | Durham District School Board | G L Roberts Collegiate and Vocational Institute | Oshawa | 1 | 1 | 0 | 2 |
| 2021-12-02 | 2021-12-03 | Durham District School Board | G L Roberts Collegiate and Vocational Institute | Oshawa | 1 | 1 | 0 | 2 |
| 2021-04-14 | 2021-04-15 | Durham District School Board | G L Roberts Collegiate and Vocational Institute | Oshawa | 1 | 1 | 0 | 2 |
| 2021-04-09 | 2021-04-12 | Durham District School Board | G L Roberts Collegiate and Vocational Institute | Oshawa | 1 | 1 | 0 | 2 |
| 2021-04-08 | 2021-04-09 | Durham District School Board | G L Roberts Collegiate and Vocational Institute | Oshawa | 1 | 1 | 0 | 2 |
| 2021-04-07 | 2021-04-08 | Durham District School Board | G L Roberts Collegiate and Vocational Institute | Oshawa | 1 | 1 | 0 | 2 |
| 2021-04-06 | 2021-04-07 | Durham District School Board | G L Roberts Collegiate and Vocational Institute | Oshawa | 2 | 1 | 0 | 3 |
| 2021-04-01 | 2021-04-06 | Durham District School Board | G L Roberts Collegiate and Vocational Institute | Oshawa | 1 | 0 | 0 | 1 |
| 2021-03-31 | 2021-04-01 | Durham District School Board | G L Roberts Collegiate and Vocational Institute | Oshawa | 1 | 0 | 0 | 1 |
| 2021-03-30 | 2021-03-31 | Durham District School Board | G L Roberts Collegiate and Vocational Institute | Oshawa | 2 | 1 | 0 | 3 |
| 2021-03-29 | 2021-03-30 | Durham District School Board | G L Roberts Collegiate and Vocational Institute | Oshawa | 2 | 1 | 0 | 3 |
| 2021-03-26 | 2021-03-29 | Durham District School Board | G L Roberts Collegiate and Vocational Institute | Oshawa | 2 | 1 | 0 | 3 |
| 2021-03-25 | 2021-03-26 | Durham District School Board | G L Roberts Collegiate and Vocational Institute | Oshawa | 2 | 1 | 0 | 3 |
| 2021-03-24 | 2021-03-25 | Durham District School Board | G L Roberts Collegiate and Vocational Institute | Oshawa | 2 | 1 | 0 | 3 |
| 2021-03-23 | 2021-03-24 | Durham District School Board | G L Roberts Collegiate and Vocational Institute | Oshawa | 1 | 1 | 0 | 2 |
| 2021-03-22 | 2021-03-23 | Durham District School Board | G L Roberts Collegiate and Vocational Institute | Oshawa | 1 | 1 | 0 | 2 |
| 2021-03-19 | 2021-03-22 | Durham District School Board | G L Roberts Collegiate and Vocational Institute | Oshawa | 1 | 1 | 0 | 2 |
| 2021-03-18 | 2021-03-19 | Durham District School Board | G L Roberts Collegiate and Vocational Institute | Oshawa | 1 | 1 | 0 | 2 |
| 2021-03-17 | 2021-03-18 | Durham District School Board | G L Roberts Collegiate and Vocational Institute | Oshawa | 1 | 1 | 0 | 2 |
| 2020-12-18 | 2020-12-21 | Durham District School Board | G L Roberts Collegiate and Vocational Institute | Oshawa | 2 | 0 | 0 | 2 |
| 2020-12-17 | 2020-12-18 | Durham District School Board | G L Roberts Collegiate and Vocational Institute | Oshawa | 2 | 0 | 0 | 2 |
| 2020-12-16 | 2020-12-17 | Durham District School Board | G L Roberts Collegiate and Vocational Institute | Oshawa | 2 | 0 | 0 | 2 |