| Index | Preston Heights | Cambridge | Ontario |
| Average School Score | 63.7 | 64.0 | 67.5 |
| Total public schools | 1 | 60 | 7,342 |
| Index | Preston Heights | Cambridge | Ontario |
| No certificate, diploma or degree | 21.0% | 20.0% | 15.9% |
| High School certificate or equivalent | 78.5% | 80.1% | 84.1% |
| Apprenticeship or trades certificate | 43.9% | 47.9% | 56.9% |
| College or other non-university diploma | 35.2% | 41.2% | 51.1% |
| University certificate or below bachelor | 11.1% | 17.5% | 29.8% |
| Bachelor's degree | 11.1% | 16.3% | 27.9% |
| Above bachelor's degree | 3.1% | 4.3% | 9.1% |
| City | Population | Avg. School Score | National Avg. |
| North Dumfries, ON | 11,684 | 74.9 | 13.3% |
| Waterloo, ON | 118,234 | 73.3 | 10.9% |
| Woolwich, ON | 28,438 | 73.2 | 10.7% |
| Puslinch, ON | 7,805 | 73.2 | 10.6% |
| Wilmot, ON | 22,827 | 71.5 | 8.1% |
| Cambridge, ON | 140,221 | 64.0 | 3.2% |
| City | Population | Avg. School Score | National Avg. |
| St. Catharines, ON | 140,913 | 75.6 | 14.3% |
| Milton, ON | 142,128 | 70.9 | 7.2% |
| Ajax, ON | 138,303 | 69.3 | 4.7% |
| Whitby, ON | 142,607 | 74.6 | 12.7% |
| Kelowna, BC | 145,612 | 62.5 | 5.5% |
| Cambridge, ON | 140,221 | 64.0 | 3.2% |
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