| Index | Bret Harte | California | National |
| Average Test Scores | n/a | 43% | 48% |
| Student/Teacher ratio | n/a | 20:1 | 16:1 |
| Total public schools | n/a | 8,308 | 79,221 |
| Total private schools | n/a | 3,438 | 24,874 |
| Total post-secondary schools | n/a | 1,085 | 7,963 |
| Index | Bret Harte | California | National |
| Completed 8th grade | 39.0% | 81.1% | 84.3% |
| Completed high school | 33.3% | 79.8% | 83.0% |
| Completed some college | 13.2% | 61.5% | 59.4% |
| Completed associate degree | 4.6% | 39.8% | 38.5% |
| Completed bachelors | 1.2% | 32.0% | 30.3% |
| Completed masters | 0.5% | 11.9% | 11.5% |
| Completed professional degree | 0.0% | 3.9% | 3.3% |
| Completed doctorate | 0.0% | 1.6% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Bret Harte. Using the proficiency score averages, the average test scores for Bret Harte, CA schools is n/a. The average student to teacher ratio is n/a. In Bret Harte, CA, an average of 39.0% of students have completed 8th grade and an average of 33.3% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Crows Landing, CA | 346 | 60% | 24.0% |
| Hickman, CA | 751 | 59% | 22.9% |
| Ripon, CA | 16,049 | 56% | 15.8% |
| Keyes, CA | 5,691 | 48% | 0.5% |
| Hughson, CA | 7,545 | 44% | 7.5% |
| Bret Harte, CA | 5,020 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Terryville, CT | 5,019 | 51% | 5.6% |
| Wapato, WA | 5,018 | 32% | 34.4% |
| Allegan, MI | 5,017 | 40% | 17.5% |
| Sulphur, OK | 5,023 | 38% | 20.8% |
| White Hall, AR | 5,017 | 51% | 6.5% |
| Bret Harte, CA | 5,020 | n/a |
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