| Index | Oakley | California | National |
| Average Test Scores | n/a | 10% | 48% |
| Student/Teacher ratio | 21:1 | 20:1 | 16:1 |
| Total public schools | 7 | 8,308 | 79,221 |
| Total private schools | n/a | 3,438 | 24,874 |
| Total post-secondary schools | n/a | 1,085 | 7,963 |
| Index | Oakley | California | National |
| Completed 8th grade | 82.9% | 81.1% | 84.3% |
| Completed high school | 81.9% | 79.8% | 83.0% |
| Completed some college | 57.1% | 61.5% | 59.4% |
| Completed associate degree | 27.2% | 39.8% | 38.5% |
| Completed bachelors | 16.9% | 32.0% | 30.3% |
| Completed masters | 4.3% | 11.9% | 11.5% |
| Completed professional degree | 1.7% | 3.9% | 3.3% |
| Completed doctorate | 0.9% | 1.6% | 1.3% |
There are a total of 7 public schools, n/a private schools and n/a post-secondary schools in Oakley. Using the proficiency score averages, the average test scores for Oakley, CA schools is n/a. The average student to teacher ratio is 21:1. In Oakley, CA, an average of 82.9% of students have completed 8th grade and an average of 81.9% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Oakley, CA | 38,968 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Hallandale Beach, FL | 38,951 | 45% | 5.7% |
| Annapolis, MD | 39,009 | 37% | 22.4% |
| Weslaco, TX | 39,021 | 46% | 4.3% |
| Tupelo, MS | 38,856 | 55% | 13.3% |
| Mableton, GA | 38,839 | 30% | 38.1% |
| Oakley, CA | 38,968 | n/a |
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