| Index | Lake Mathews | 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 | Lake Mathews | California | National |
| Completed 8th grade | 81.9% | 81.1% | 84.3% |
| Completed high school | 81.0% | 79.8% | 83.0% |
| Completed some college | 57.3% | 61.5% | 59.4% |
| Completed associate degree | 29.7% | 39.8% | 38.5% |
| Completed bachelors | 20.0% | 32.0% | 30.3% |
| Completed masters | 7.5% | 11.9% | 11.5% |
| Completed professional degree | 1.2% | 3.9% | 3.3% |
| Completed doctorate | 1.0% | 1.6% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Lake Mathews. Using the proficiency score averages, the average test scores for Lake Mathews, CA schools is n/a. The average student to teacher ratio is n/a. In Lake Mathews, CA, an average of 81.9% of students have completed 8th grade and an average of 81.0% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Rancho Santa Margarita, CA | 49,889 | 67% | 39.6% |
| Eastvale, CA | 67,681 | 62% | 29.6% |
| Loma Linda, CA | 25,144 | 59% | 21.9% |
| Lake Forest, CA | 86,858 | 57% | 19.5% |
| Norco, CA | 27,611 | 48% | 0.9% |
| Lake Mathews, CA | 7,544 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Sandwich, IL | 7,547 | 46% | 5.2% |
| Gorham, ME | 7,536 | 57% | 19.2% |
| Globe, AZ | 7,530 | 29% | 39.9% |
| LaFayette, GA | 7,558 | 35% | 27.6% |
| Pleasantville, NY | 7,529 | 62% | 29.0% |
| Lake Mathews, CA | 7,544 | n/a |