| Index | Atherton | California | National |
| Average Test Scores | 70% | 43% | 48% |
| Student/Teacher ratio | 18:1 | 20:1 | 16:1 |
| Total public schools | 5 | 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 | Atherton | California | National |
| Completed 8th grade | 96.9% | 81.1% | 84.3% |
| Completed high school | 96.7% | 79.8% | 83.0% |
| Completed some college | 92.3% | 61.5% | 59.4% |
| Completed associate degree | 84.1% | 39.8% | 38.5% |
| Completed bachelors | 79.6% | 32.0% | 30.3% |
| Completed masters | 44.8% | 11.9% | 11.5% |
| Completed professional degree | 18.1% | 3.9% | 3.3% |
| Completed doctorate | 7.3% | 1.6% | 1.3% |
There are a total of 5 public schools, 3 private schools and 1 post-secondary schools in Atherton. Using the proficiency score averages, the average test scores for Atherton, CA schools is 70%. The average student to teacher ratio is 18:1. In Atherton, 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% |
| Hillsborough, CA | 11,923 | 86% | 78.4% |
| Los Altos, CA | 31,735 | 86% | 78.3% |
| Cupertino, CA | 61,240 | 85% | 77.8% |
| Atherton, CA | 7,303 | 70% | 45.8% |
| City | Population | Avg. Test Scores | National Avg. |
| New London, WI | 7,307 | 41% | 14.9% |
| Orland Hills, IL | 7,299 | 42% | 13.5% |
| Nyack, NY | 7,299 | 74% | 53.6% |
| Huron, CA | 7,299 | 28% | 41.3% |
| Glenolden, PA | 7,297 | 44% | 9.0% |
| Atherton, CA | 7,303 | 70% | 45.8% |
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