| Index | Cupertino | California | National |
| Average Test Scores | 85% | 43% | 48% |
| Student/Teacher ratio | 22:1 | 20:1 | 16:1 |
| Total public schools | 14 | 8,308 | 79,221 |
| Total private schools | 3 | 3,438 | 24,874 |
| Total post-secondary schools | 1 | 1,085 | 7,963 |
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| Index | Cupertino | California | National |
| Completed 8th grade | 96.9% | 81.1% | 84.3% |
| Completed high school | 96.7% | 79.8% | 83.0% |
| Completed some college | 91.0% | 61.5% | 59.4% |
| Completed associate degree | 81.5% | 39.8% | 38.5% |
| Completed bachelors | 76.6% | 32.0% | 30.3% |
| Completed masters | 42.8% | 11.9% | 11.5% |
| Completed professional degree | 11.4% | 3.9% | 3.3% |
| Completed doctorate | 7.7% | 1.6% | 1.3% |
There are a total of 14 public schools, 3 private schools and 1 post-secondary schools in Cupertino. Using the proficiency score averages, the average test scores for Cupertino, CA schools is 85%. The average student to teacher ratio is 22:1. In Cupertino, CA, an average of 96.9% of students have completed 8th grade and an average of 96.7% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Los Altos Hills, CA | 8,670 | 87% | 81.3% |
| Portola Valley, CA | 4,678 | 86% | 79.2% |
| Los Altos, CA | 31,735 | 86% | 78.3% |
| Saratoga, CA | 32,244 | 82% | 71.2% |
| Palo Alto, CA | 70,212 | 81% | 68.5% |
| Cupertino, CA | 61,240 | 85% | 77.8% |
| City | Population | Avg. Test Scores | National Avg. |
| Lancaster, PA | 61,208 | 48% | 0.3% |
| Utica, NY | 61,299 | 42% | 12.5% |
| Gardena, CA | 61,310 | 38% | 20.9% |
| Ocala, FL | 61,352 | 45% | 5.8% |
| Bartlett, TN | 61,391 | 48% | 0.2% |
| Cupertino, CA | 61,240 | 85% | 77.8% |
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