| Index | Fairfax | California | National |
| Average Test Scores | 71% | 43% | 48% |
| Student/Teacher ratio | 18:1 | 20:1 | 16:1 |
| Total public schools | 2 | 8,308 | 79,221 |
| Total private schools | 3 | 3,438 | 24,874 |
| Total post-secondary schools | n/a | 1,085 | 7,963 |


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| Index | Fairfax | California | National |
| Completed 8th grade | 96.2% | 81.1% | 84.3% |
| Completed high school | 96.2% | 79.8% | 83.0% |
| Completed some college | 86.3% | 61.5% | 59.4% |
| Completed associate degree | 69.5% | 39.8% | 38.5% |
| Completed bachelors | 60.1% | 32.0% | 30.3% |
| Completed masters | 23.7% | 11.9% | 11.5% |
| Completed professional degree | 9.1% | 3.9% | 3.3% |
| Completed doctorate | 4.1% | 1.6% | 1.3% |
There are a total of 2 public schools, 3 private schools and n/a post-secondary schools in Fairfax. Using the proficiency score averages, the average test scores for Fairfax, CA schools is 71%. The average student to teacher ratio is 18:1. In Fairfax, CA, an average of 96.2% of students have completed 8th grade and an average of 96.2% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Ross, CA | 2,548 | 83% | 71.9% |
| Tiburon, CA | 9,444 | 81% | 69.3% |
| Corte Madera, CA | 10,023 | 80% | 66.1% |
| Mill Valley, CA | 14,823 | 79% | 65.3% |
| San Anselmo, CA | 13,003 | 76% | 59.1% |
| Fairfax, CA | 7,797 | 71% | 48.3% |
| City | Population | Avg. Test Scores | National Avg. |
| Hartsville, SC | 7,799 | 42% | 12.2% |
| Breinigsville, PA | 7,793 | 81% | 68.8% |
| Kaufman, TX | 7,802 | 45% | 6.8% |
| West Frankfort, IL | 7,790 | 24% | 50.7% |
| Lamar, CO | 7,804 | 35% | 26.8% |
| Fairfax, CA | 7,797 | 71% | 48.3% |