| Index | Port St. John | Florida | National |
| Average Test Scores | n/a | 55% | 48% |
| Student/Teacher ratio | n/a | 17:1 | 16:1 |
| Total public schools | n/a | 3,388 | 79,221 |
| Total private schools | n/a | 1,640 | 24,874 |
| Total post-secondary schools | n/a | 466 | 7,963 |
| Index | Port St. John | Florida | National |
| Completed 8th grade | 87.1% | 84.0% | 84.3% |
| Completed high school | 86.5% | 83.0% | 83.0% |
| Completed some college | 59.4% | 58.0% | 59.4% |
| Completed associate degree | 35.5% | 37.4% | 38.5% |
| Completed bachelors | 20.0% | 27.9% | 30.3% |
| Completed masters | 7.3% | 10.0% | 11.5% |
| Completed professional degree | 1.3% | 3.1% | 3.3% |
| Completed doctorate | 0.3% | 1.1% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Port St. John. Using the proficiency score averages, the average test scores for Port St. John, FL schools is n/a. The average student to teacher ratio is n/a. In Port St. John, FL, an average of 87.1% of students have completed 8th grade and an average of 86.5% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Viera West, FL | 14,204 | 81% | 68.4% |
| Cocoa Beach, FL | 11,663 | 80% | 66.0% |
| Merritt Island, FL | 33,975 | 71% | 48.7% |
| Cape Canaveral, FL | 10,411 | 68% | 40.6% |
| Rockledge, FL | 27,739 | 57% | 19.4% |
| Port St. John, FL | 23,940 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Ponca City, OK | 23,940 | 35% | 26.2% |
| Kalispell, MT | 23,935 | 49% | 2.1% |
| Freeport, IL | 23,930 | 19% | 60.8% |
| South Plainfield, NJ | 23,961 | 61% | 27.2% |
| Auburn Hills, MI | 23,984 | 33% | 31.5% |
| Port St. John, FL | 23,940 | n/a |
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