| 326 | 1 | St Paul Catholic School | Whitby | Catholic | 8.6 | 8.6 | 7.4 | 8.7 | -0.1 ↓ | Visit |
| 372 | 2 | St Francis de Sales Catholic School | Ajax | Catholic | 8.5 | 8.5 | 7.9 | 6.9 | +1.6 ↑ | Visit |
| 571 | 3 | St Bernard Catholic School | Whitby | Catholic | 8.2 | 8.2 | 7.1 | 8.2 | 0.0 → | Visit |
| 688 | 4 | St Bridget Catholic School | Brooklin | Catholic | 8.0 | 8.0 | 8.0 | 8.0 | 0.0 → | Visit |
| 699 | 5 | St Josephine Bakhita Catholic Elementary School | Ajax | Catholic | 8.0 | 8.0 | 7.5 | 6.6 | +1.4 ↑ | Visit |
| 892 | 6 | St Isaac Jogues Catholic School | Pickering | Catholic | 7.8 | 7.8 | 7.7 | 7.2 | +0.6 ↑ | Visit |
| 993 | 7 | St Luke the Evangelist Catholic School | Whitby | Catholic | 7.7 | 7.7 | 7.5 | 7.9 | -0.2 ↓ | Visit |
| 997 | 8 | St Theresa Catholic School | Whitby | Catholic | 7.7 | 7.7 | 8.7 | 7.8 | -0.1 ↓ | Visit |
| 1186 | 9 | Holy Family Catholic School | Beaverton | Catholic | 7.5 | 7.5 | 4.7 | 6.1 | +1.4 ↑ | Visit |
| 1202 | 10 | St John Paull II Catholic Elementary School | Brooklin | Catholic | 7.5 | 7.5 | 7.6 | 7.9 | -0.4 ↓ | Visit |
| 1210 | 11 | St Matthew the Evangelist Catholic School | Whitby | Catholic | 7.5 | 7.5 | 6.5 | 7.8 | -0.3 ↓ | Visit |
| 1276 | 12 | St John XXIII Catholic School | Oshawa | Catholic | 7.4 | 7.4 | 7.2 | 6.9 | +0.5 ↑ | Visit |
| 1382 | 13 | St André Bessette Catholic School | Ajax | Catholic | 7.3 | 7.3 | 7.3 | 8.4 | -1.1 ↓ | Visit |
| 1387 | 14 | St Elizabeth Seton Catholic School | Pickering | Catholic | 7.3 | 7.3 | 8.2 | 8.1 | -0.8 ↓ | Visit |
| 1480 | 15 | St Catherine of Siena Catholic School | Ajax | Catholic | 7.2 | 7.2 | 7.7 | 7.5 | -0.3 ↓ | Visit |
| 1487 | 16 | St John the Evangelist Catholic School | Whitby | Catholic | 7.2 | 7.2 | 7.5 | 6.6 | +0.6 ↑ | Visit |
| 1606 | 17 | St James Catholic School | Ajax | Catholic | 7.1 | 7.1 | 4.4 | 5.1 | +2.0 ↑ | Visit |
| 1608 | 18 | St Leo Catholic School | Brooklin | Catholic | 7.1 | 7.1 | 6.9 | 6.4 | +0.7 ↑ | Visit |
| 1623 | 19 | Father Fenelon Catholic School | Pickering | Catholic | 7.1 | 7.1 | 7.2 | 7.6 | -0.5 ↓ | Visit |
| 1709 | 20 | Sir Albert Love Catholic School | Oshawa | Catholic | 7.0 | 7.0 | 7.0 | 6.9 | +0.1 ↑ | Visit |
| 1900 | 21 | St Marguerite d'Youville Catholic School | Whitby | Catholic | 6.8 | 6.8 | 6.4 | 7.5 | -0.7 ↓ | Visit |
| 1910 | 22 | St Bernadette Catholic School | Ajax | Catholic | 6.8 | 6.8 | 6.1 | 6.5 | +0.3 ↑ | Visit |
| 1912 | 23 | St John Bosco Catholic School | Oshawa | Catholic | 6.8 | 6.8 | 7.2 | 6.4 | +0.4 ↑ | Visit |
| 1922 | 24 | St Monica Catholic School | Pickering | Catholic | 6.8 | 6.8 | 7.0 | 7.5 | -0.7 ↓ | Visit |
| 2050 | 25 | St Patrick Catholic School | Ajax | Catholic | 6.7 | 6.7 | 7.3 | 6.8 | -0.1 ↓ | Visit |
| 2137 | 26 | St Teresa of Calcutta Catholic School | Ajax | Catholic | 6.6 | 6.6 | 7.8 | 6.2 | +0.4 ↑ | Visit |
| 2143 | 27 | St Jude Catholic School | Ajax | Catholic | 6.6 | 6.6 | 6.6 | 6.2 | +0.4 ↑ | Visit |
| 2167 | 28 | St Wilfrid Catholic School | Pickering | Catholic | 6.6 | 6.6 | 7.4 | 7.2 | -0.6 ↓ | Visit |
| 2578 | 29 | St Kateri Tekakwitha Catholic School | Oshawa | Catholic | 6.1 | 6.1 | 6.5 | 6.9 | -0.8 ↓ | Visit |
| 2587 | 30 | St Joseph Catholic School | Oshawa | Catholic | 6.1 | 6.1 | 6.8 | 6.3 | -0.2 ↓ | Visit |
| 2750 | 31 | St Anne Catholic Elementary School | Oshawa | Catholic | 5.9 | 5.9 | 7.0 | 7.3 | -1.4 ↓ | Visit |
| 2832 | 32 | St Joseph Catholic School | Uxbridge | Catholic | 5.8 | 5.8 | 6.9 | 6.0 | -0.2 ↓ | Visit |
| 3011 | 33 | Good Shepherd Catholic School | Port Perry | Catholic | 5.5 | 5.5 | 5.5 | 5.2 | +0.3 ↑ | Visit |
| 3017 | 34 | St Mark the Evangelist Catholic School | Whitby | Catholic | 5.5 | 5.5 | 6.7 | 6.5 | -1.0 ↓ | Visit |
| 3270 | 35 | Monsignor Philip Coffey Catholic School | Oshawa | Catholic | 5.0 | 5.0 | 5.7 | 5.6 | -0.6 ↓ | Visit |
| 3342 | 36 | St Christopher Catholic School | Oshawa | Catholic | 4.8 | 4.8 | 6.4 | 6.1 | -1.3 ↓ | Visit |
| 3347 | 37 | St Thomas Aquinas Catholic School | Oshawa | Catholic | 4.8 | 4.8 | 5.6 | 6.3 | -1.5 ↓ | Visit |
| 3636 | 38 | St Hedwig Catholic School | Oshawa | Catholic | 3.3 | 3.3 | 4.6 | 6.7 | -3.4 ↓ | Visit |
| 4027 | 39 | Monsignor John Pereyma Elementary Catholic School | Oshawa | Catholic | — | — | — | — | — | Visit |
| 4040 | 40 | Father Donald MacLellan Catholic Elementary School | Ajax | Catholic | — | — | — | — | — | — |
| 4048 | 41 | All Saints Elementary Catholic School | Whitby | Catholic | — | — | — | — | — | Visit |