| Index | Oakley | California | National |
| Average Test Scores | 58% | 53% | 68% |
| Student/Teacher ratio | 21:1 | 20:1 | 16:1 |
| Total public schools | 7 | 8,308 | 79,235 |
| Total private schools | n/a | 3,438 | 24,875 |
| Total post-secondary schools | n/a | 1,085 | 7,965 |
| Index | Oakley | California | National |
| Completed 8th grade | 82.4% | 80.6% | 83.8% |
| Completed high school | 81.3% | 79.3% | 82.4% |
| Completed some college | 53.6% | 60.8% | 58.4% |
| Completed associate degree | 23.8% | 38.8% | 37.2% |
| Completed bachelors | 15.5% | 31.0% | 29.3% |
| Completed masters | 3.8% | 11.4% | 11.0% |
| Completed professional degree | 1.7% | 3.8% | 3.2% |
| Completed doctorate | 0.7% | 1.5% | 1.3% |
| City, State | Population | Avg. Test Scores | National Avg. |
| Discovery Bay, CA | 14,315 | 76% | 11% |
| Isleton, CA | 792 | 72% | 5% |
| Clayton, CA | 11,328 | 71% | 4% |
| Knightsen, CA | 1,644 | 66% | 3% |
| Brentwood, CA | 54,062 | 60% | 11% |
| Oakley, CA | 37,391 | 58% | 15% |
| City, State | Population | Avg. Test Scores | National Avg. |
| Lake Oswego, OR | 37,310 | 91% | 34% |
| Roy, UT | 37,472 | 65% | 4% |
| Park Ridge, IL | 37,511 | 96% | 41% |
| Florence, SC | 37,512 | 74% | 8% |
| East Meadow, NY | 37,513 | 88% | 29% |
| Oakley, CA | 37,391 | 58% | 15% |