| Index | Harmony | North Carolina | National |
| Average Test Scores | 48% | 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 | Harmony | North Carolina | National |
| Completed 8th grade | 60.9% | 83.4% | 84.3% |
| Completed high school | 58.2% | 81.9% | 83.0% |
| Completed some college | 37.8% | 59.9% | 59.4% |
| Completed associate degree | 19.0% | 38.1% | 38.5% |
| Completed bachelors | 13.9% | 29.0% | 30.3% |
| Completed masters | 4.3% | 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 Harmony. Using the proficiency score averages, the average test scores for Harmony, NC schools is 48%. The average student to teacher ratio is n/a. In Harmony, NC, an average of 60.9% of students have completed 8th grade and an average of 58.2% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Yadkinville, NC | 2,892 | 52% | 7.6% |
| Mocksville, NC | 5,241 | 51% | 7.2% |
| Statesville, NC | 27,114 | 42% | 12.6% |
| Cooleemee, NC | 1,028 | 39% | 19.8% |
| Harmony, NC | 525 | 48% | 1.0% |
| City | Population | Avg. Test Scores | National Avg. |
| Dillard, OR | 525 | 50% | 4.2% |
| Laurelville, OH | 525 | 62% | 29.2% |
| Langford, SD | 525 | 48% | 0.7% |
| Cape Vincent, NY | 525 | 55% | 14.6% |
| Laona, WI | 524 | 50% | 3.6% |
| Harmony, NC | 525 | 48% | 1.0% |
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