| Index | Johnson City | Oregon | National |
| Average Test Scores | n/a | 46% | 48% |
| Student/Teacher ratio | n/a | 20:1 | 16:1 |
| Total public schools | n/a | 1,097 | 79,221 |
| Total private schools | n/a | 361 | 24,874 |
| Total post-secondary schools | n/a | 89 | 7,963 |
| Index | Johnson City | Oregon | National |
| Completed 8th grade | 80.2% | 86.3% | 84.3% |
| Completed high school | 79.3% | 85.4% | 83.0% |
| Completed some college | 46.7% | 66.1% | 59.4% |
| Completed associate degree | 20.5% | 39.9% | 38.5% |
| Completed bachelors | 12.1% | 31.4% | 30.3% |
| Completed masters | 1.9% | 11.9% | 11.5% |
| Completed professional degree | 0.0% | 3.6% | 3.3% |
| Completed doctorate | 0.0% | 1.5% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Johnson City. Using the proficiency score averages, the average test scores for Johnson City, OR schools is n/a. The average student to teacher ratio is n/a. In Johnson City, OR, an average of 80.2% of students have completed 8th grade and an average of 79.3% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Lake Oswego, OR | 39,476 | 80% | 65.6% |
| West Linn, OR | 26,764 | 74% | 54.9% |
| Sherwood, OR | 19,745 | 73% | 51.0% |
| Camas, WA | 24,043 | 72% | 49.6% |
| Happy Valley, OR | 22,049 | 59% | 23.8% |
| Johnson City, OR | 539 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Michigantown, IN | 539 | 46% | 3.6% |
| Iron Station, NC | 539 | 50% | 3.6% |
| Elliott, IA | 539 | 85% | 77.1% |
| Republic, MI | 539 | 30% | 37.5% |
| Lowell, OH | 538 | 67% | 39.6% |
| Johnson City, OR | 539 | n/a |
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