| Index | Clarks Green | Pennsylvania | National |
| Average Test Scores | n/a | 55% | 48% |
| Student/Teacher ratio | n/a | 16:1 | 16:1 |
| Total public schools | n/a | 2,563 | 79,221 |
| Total private schools | 3 | 1,626 | 24,874 |
| Total post-secondary schools | n/a | 406 | 7,963 |
| Index | Clarks Green | Pennsylvania | National |
| Completed 8th grade | 98.2% | 86.9% | 84.3% |
| Completed high school | 98.2% | 85.6% | 83.0% |
| Completed some college | 80.2% | 53.6% | 59.4% |
| Completed associate degree | 68.1% | 37.4% | 38.5% |
| Completed bachelors | 59.8% | 29.3% | 30.3% |
| Completed masters | 25.2% | 11.5% | 11.5% |
| Completed professional degree | 6.5% | 3.3% | 3.3% |
| Completed doctorate | 2.1% | 1.4% | 1.3% |
There are a total of n/a public schools, 3 private schools and n/a post-secondary schools in Clarks Green. Using the proficiency score averages, the average test scores for Clarks Green, PA schools is n/a. The average student to teacher ratio is n/a. In Clarks Green, PA, an average of 98.2% of students have completed 8th grade and an average of 98.2% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Chinchilla, PA | 2,133 | 82% | 70.8% |
| Waverly, PA | 671 | 77% | 60.4% |
| Mount Cobb, PA | 1,816 | 75% | 55.2% |
| Clarks Summit, PA | 4,882 | 74% | 53.6% |
| Wyoming, PA | 3,007 | 70% | 44.8% |
| Clarks Green, PA | 1,290 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Heppner, OR | 1,290 | 53% | 10.9% |
| Platte, SD | 1,290 | 65% | 34.9% |
| Baltic, CT | 1,290 | 32% | 33.3% |
| Newark, AR | 1,290 | 40% | 16.1% |
| Bylas, AZ | 1,290 | 20% | 58.3% |
| Clarks Green, PA | 1,290 | n/a |
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