| Index | Port O'Connor | Texas | National |
| Average Test Scores | 55% | 47% | 48% |
| Student/Teacher ratio | n/a | 14:1 | 16:1 |
| Total public schools | n/a | 7,418 | 79,221 |
| Total private schools | n/a | 1,267 | 24,874 |
| Total post-secondary schools | n/a | 463 | 7,963 |
| Index | Port O'Connor | Texas | National |
| Completed 8th grade | 73.3% | 79.3% | 84.3% |
| Completed high school | 73.3% | 77.8% | 83.0% |
| Completed some college | 49.3% | 57.3% | 59.4% |
| Completed associate degree | 32.4% | 34.9% | 38.5% |
| Completed bachelors | 17.3% | 28.1% | 30.3% |
| Completed masters | 4.5% | 9.6% | 11.5% |
| Completed professional degree | 0.0% | 2.6% | 3.3% |
| Completed doctorate | 0.0% | 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 O'Connor. Using the proficiency score averages, the average test scores for Port O'Connor, TX schools is 55%. The average student to teacher ratio is n/a. In Port O'Connor, TX, an average of 73.3% of students have completed 8th grade and an average of 73.3% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Port Lavaca, TX | 12,015 | 54% | 11.7% |
| Port O'Connor, TX | 1,139 | 55% | 14.6% |
| City | Population | Avg. Test Scores | National Avg. |
| Rison, AR | 1,139 | 49% | 1.0% |
| Halsey, OR | 1,139 | 47% | 2.1% |
| Konawa, OK | 1,139 | 28% | 41.7% |
| Fowler, CO | 1,139 | 38% | 20.5% |
| Morristown, IN | 1,139 | 48% | 0.5% |
| Port O'Connor, TX | 1,139 | 55% | 14.6% |
Here are the best places to live in Texas
Check out the 10 safest cities in Texas
These are the largest cities in Texas
See the best places to live in Port O'Connor