| Index | Mountain Ranch | 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 | Mountain Ranch | California | National |
| Completed 8th grade | 95.9% | 81.1% | 84.3% |
| Completed high school | 95.0% | 79.8% | 83.0% |
| Completed some college | 64.7% | 61.5% | 59.4% |
| Completed associate degree | 29.7% | 39.8% | 38.5% |
| Completed bachelors | 21.8% | 32.0% | 30.3% |
| Completed masters | 3.8% | 11.9% | 11.5% |
| Completed professional degree | 2.6% | 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 Mountain Ranch. Using the proficiency score averages, the average test scores for Mountain Ranch, CA schools is n/a. The average student to teacher ratio is n/a. In Mountain Ranch, CA, an average of 95.9% of students have completed 8th grade and an average of 95.0% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Murphys, CA | 1,944 | 57% | 18.8% |
| Avery, CA | 444 | 52% | 8.3% |
| Mokelumne Hill, CA | 484 | 50% | 3.1% |
| Arnold, CA | 2,099 | 50% | 3.1% |
| Angels, CA | 3,889 | 49% | 1.8% |
| Mountain Ranch, CA | 318 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Polk, NE | 319 | 50% | 4.2% |
| Holland Patent, NY | 317 | 65% | 35.1% |
| Maunaloa, HI | 317 | 20% | 58.3% |
| West Union, SC | 319 | 61% | 26.0% |
| Kempton, IL | 317 | 50% | 4.2% |
| Mountain Ranch, CA | 318 | n/a |
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