| Index | Lyndhurst | Ohio | National |
| Average Test Scores | 60% | 61% | 48% |
| Student/Teacher ratio | 16:1 | 17:1 | 16:1 |
| Total public schools | 3 | 3,650 | 79,221 |
| Total private schools | 4 | 1,000 | 24,874 |
| Total post-secondary schools | 2 | 393 | 7,963 |
| Index | Lyndhurst | Ohio | National |
| Completed 8th grade | 94.1% | 86.9% | 84.3% |
| Completed high school | 93.9% | 85.6% | 83.0% |
| Completed some college | 75.1% | 55.7% | 59.4% |
| Completed associate degree | 54.2% | 35.1% | 38.5% |
| Completed bachelors | 48.3% | 26.7% | 30.3% |
| Completed masters | 19.9% | 10.0% | 11.5% |
| Completed professional degree | 5.5% | 2.7% | 3.3% |
| Completed doctorate | 1.8% | 1.1% | 1.3% |
There are a total of 3 public schools, 4 private schools and 2 post-secondary schools in Lyndhurst. Using the proficiency score averages, the average test scores for Lyndhurst, OH schools is 60%. The average student to teacher ratio is 16:1. In Lyndhurst, OH, an average of 94.1% of students have completed 8th grade and an average of 93.9% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Solon, OH | 22,858 | 95% | 97.9% |
| Brecksville, OH | 13,521 | 92% | 90.9% |
| Chagrin Falls, OH | 3,935 | 91% | 89.7% |
| Broadview Heights, OH | 19,195 | 90% | 86.5% |
| Pepper Pike, OH | 6,319 | 88% | 83.0% |
| Lyndhurst, OH | 13,431 | 60% | 25.0% |
| City | Population | Avg. Test Scores | National Avg. |
| Beach Park, IL | 13,433 | 16% | 66.9% |
| Whitehall, PA | 13,437 | 58% | 19.8% |
| Brainerd, MN | 13,423 | 48% | 0.9% |
| Nesconset, NY | 13,440 | 67% | 40.1% |
| Beaufort, SC | 13,417 | 47% | 2.8% |
| Lyndhurst, OH | 13,431 | 60% | 25.0% |
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