| Index | Walnut Creek | California | National |
| Average Test Scores | 67% | 43% | 48% |
| Student/Teacher ratio | 21:1 | 20:1 | 16:1 |
| Total public schools | 13 | 8,308 | 79,221 |
| Total private schools | 11 | 3,438 | 24,874 |
| Total post-secondary schools | 2 | 1,085 | 7,963 |

| Index | Walnut Creek | California | National |
| Completed 8th grade | 96.9% | 81.1% | 84.3% |
| Completed high school | 96.8% | 79.8% | 83.0% |
| Completed some college | 86.5% | 61.5% | 59.4% |
| Completed associate degree | 68.8% | 39.8% | 38.5% |
| Completed bachelors | 61.8% | 32.0% | 30.3% |
| Completed masters | 26.1% | 11.9% | 11.5% |
| Completed professional degree | 10.0% | 3.9% | 3.3% |
| Completed doctorate | 3.6% | 1.6% | 1.3% |
There are a total of 13 public schools, 11 private schools and 2 post-secondary schools in Walnut Creek. Using the proficiency score averages, the average test scores for Walnut Creek, CA schools is 67%. The average student to teacher ratio is 21:1. In Walnut Creek, CA, an average of 96.9% of students have completed 8th grade and an average of 96.8% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Orinda, CA | 19,891 | 87% | 81.4% |
| Moraga, CA | 17,346 | 84% | 75.2% |
| Lafayette, CA | 26,574 | 83% | 73.8% |
| Kensington, CA | 5,357 | 80% | 66.7% |
| San Ramon, CA | 83,423 | 78% | 62.9% |
| Walnut Creek, CA | 72,134 | 67% | 39.6% |
| City | Population | Avg. Test Scores | National Avg. |
| Passaic, NJ | 72,139 | 28% | 41.5% |
| North Richland Hills, TX | 72,121 | 54% | 13.3% |
| St. Charles, MO | 72,409 | 55% | 15.4% |
| Marysville, WA | 71,855 | 45% | 6.7% |
| Wilmington, DE | 72,823 | 36% | 24.1% |
| Walnut Creek, CA | 72,134 | 67% | 39.6% |