| Index | Earl | North Carolina | National |
| Average Test Scores | n/a | 43% | 48% |
| Student/Teacher ratio | n/a | 15:1 | 16:1 |
| Total public schools | n/a | 1,895 | 79,221 |
| Total private schools | n/a | 510 | 24,874 |
| Total post-secondary schools | n/a | 183 | 7,963 |
| Index | Earl | North Carolina | National |
| Completed 8th grade | 76.0% | 83.4% | 84.3% |
| Completed high school | 76.0% | 81.9% | 83.0% |
| Completed some college | 48.1% | 59.9% | 59.4% |
| Completed associate degree | 17.5% | 38.1% | 38.5% |
| Completed bachelors | 9.1% | 29.0% | 30.3% |
| Completed masters | 2.6% | 10.2% | 11.5% |
| Completed professional degree | 0.0% | 2.9% | 3.3% |
| Completed doctorate | 0.0% | 1.3% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Earl. Using the proficiency score averages, the average test scores for Earl, NC schools is n/a. The average student to teacher ratio is n/a. In Earl, NC, an average of 76.0% of students have completed 8th grade and an average of 76.0% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Mooresboro, NC | 220 | 73% | 51.0% |
| Ellenboro, NC | 794 | 58% | 19.8% |
| Grover, NC | 588 | 55% | 13.5% |
| Cliffside, NC | 707 | 52% | 8.3% |
| Kings Mountain, NC | 10,885 | 48% | 0.4% |
| Earl, NC | 330 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Kelford, NC | 330 | 20% | 59.4% |
| Comfrey, MN | 330 | 40% | 16.7% |
| Richland Springs, TX | 330 | 32% | 33.3% |
| Strong, AR | 330 | 17% | 64.6% |
| Parrottsville, TN | 331 | 32% | 33.3% |
| Earl, NC | 330 | n/a |
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