| 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 |
| 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 | 8,496 | 87% | 81.3% |
| Portola Valley, CA | 4,568 | 86% | 79.2% |
| Los Altos, CA | 30,878 | 86% | 78.3% |
| Saratoga, CA | 31,084 | 82% | 71.2% |
| Palo Alto, CA | 67,973 | 81% | 68.5% |
| Cupertino, CA | 59,799 | 85% | 77.8% |
| City | Population | Avg. Test Scores | National Avg. |
| Owensboro, KY | 59,796 | 48% | 0.5% |
| Woodland, CA | 59,759 | 36% | 24.9% |
| West Allis, WI | 59,861 | 36% | 25.0% |
| Pontiac, MI | 59,714 | 16% | 66.7% |
| Taylorsville, UT | 59,926 | 32% | 32.4% |
| Cupertino, CA | 59,799 | 85% | 77.8% |
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