| Index | Los Ranchos | 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 | Los Ranchos | California | National |
| Completed 8th grade | 97.9% | 81.1% | 84.3% |
| Completed high school | 97.9% | 79.8% | 83.0% |
| Completed some college | 88.2% | 61.5% | 59.4% |
| Completed associate degree | 69.2% | 39.8% | 38.5% |
| Completed bachelors | 61.9% | 32.0% | 30.3% |
| Completed masters | 23.0% | 11.9% | 11.5% |
| Completed professional degree | 12.5% | 3.9% | 3.3% |
| Completed doctorate | 3.5% | 1.6% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Los Ranchos. Using the proficiency score averages, the average test scores for Los Ranchos, CA schools is n/a. The average student to teacher ratio is n/a. In Los Ranchos, CA, an average of 97.9% of students have completed 8th grade and an average of 97.9% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Los Osos, CA | 16,776 | 61% | 27.4% |
| Morro Bay, CA | 10,833 | 57% | 18.8% |
| San Luis Obispo, CA | 49,128 | 56% | 17.3% |
| Pismo Beach, CA | 8,306 | 56% | 16.7% |
| Santa Margarita, CA | 1,050 | 52% | 8.9% |
| Los Ranchos, CA | 1,712 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Caney, KS | 1,712 | 38% | 20.8% |
| Bridgeport, OH | 1,712 | 63% | 30.6% |
| Monte Alto, TX | 1,713 | 37% | 22.9% |
| Milford, IN | 1,713 | 42% | 12.5% |
| Kalida, OH | 1,713 | 88% | 83.9% |
| Los Ranchos, CA | 1,712 | n/a |