| Index | Johnson | Arkansas | National |
| Average Test Scores | n/a | 45% | 48% |
| Student/Teacher ratio | n/a | 14:1 | 16:1 |
| Total public schools | n/a | 860 | 79,221 |
| Total private schools | n/a | 165 | 24,874 |
| Total post-secondary schools | n/a | 98 | 7,963 |
| Index | Johnson | Arkansas | National |
| Completed 8th grade | 85.7% | 80.7% | 84.3% |
| Completed high school | 84.8% | 79.0% | 83.0% |
| Completed some college | 66.2% | 50.5% | 59.4% |
| Completed associate degree | 51.5% | 27.9% | 38.5% |
| Completed bachelors | 45.3% | 21.5% | 30.3% |
| Completed masters | 18.8% | 7.6% | 11.5% |
| Completed professional degree | 6.9% | 2.2% | 3.3% |
| Completed doctorate | 1.3% | 0.9% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Johnson. Using the proficiency score averages, the average test scores for Johnson, AR schools is n/a. The average student to teacher ratio is n/a. In Johnson, AR, an average of 85.7% of students have completed 8th grade and an average of 84.8% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Lowell, AR | 9,433 | 62% | 28.1% |
| Fayetteville, AR | 86,622 | 60% | 24.8% |
| Farmington, AR | 7,166 | 59% | 22.1% |
| Rogers, AR | 67,787 | 58% | 19.8% |
| Prairie Grove, AR | 6,236 | 52% | 8.0% |
| Johnson, AR | 3,719 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Oneida, TN | 3,719 | 32% | 32.6% |
| Thorndale, PA | 3,719 | 29% | 39.6% |
| Quitman, GA | 3,720 | 18% | 62.5% |
| Marlboro, NY | 3,720 | 59% | 23.3% |
| Merton, WI | 3,721 | 72% | 49.0% |
| Johnson, AR | 3,719 | n/a |
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