| Index | Leslie Valley | Newmarket | Ontario |
| Average School Score | 71.4 | 69.1 | 67.5 |
| Total public schools | 12 | 48 | 7,342 |
| Index | Leslie Valley | Newmarket | Ontario |
| No certificate, diploma or degree | 13.0% | 14.0% | 15.9% |
| High School certificate or equivalent | 86.7% | 86.2% | 84.1% |
| Apprenticeship or trades certificate | 58.1% | 58.4% | 56.9% |
| College or other non-university diploma | 53.3% | 53.4% | 51.1% |
| University certificate or below bachelor | 28.0% | 30.3% | 29.8% |
| Bachelor's degree | 25.8% | 28.2% | 27.9% |
| Above bachelor's degree | 6.2% | 7.7% | 9.1% |
| City | Population | Avg. School Score | National Avg. |
| Markham, ON | 359,111 | 76.6 | 15.9% |
| Aurora, ON | 61,058 | 76.5 | 15.7% |
| Richmond Hill, ON | 215,407 | 75.9 | 14.7% |
| King, ON | 27,487 | 75.0 | 13.4% |
| Whitchurch-Stouffville, ON | 52,025 | 73.7 | 11.4% |
| Newmarket, ON | 88,702 | 69.1 | 4.4% |
| City | Population | Avg. School Score | National Avg. |
| Peterborough, ON | 89,500 | 65.0 | 1.7% |
| Maple Ridge, BC | 91,475 | 60.5 | 8.5% |
| Victoria, BC | 94,229 | 64.3 | 2.7% |
| New Westminster, BC | 82,940 | 64.1 | 3.0% |
| North Vancouver, BC | 94,662 | 67.3 | 1.8% |
| Newmarket, ON | 88,702 | 69.1 | 4.4% |