| Index | McComb | Mississippi | National |
| Average Test Scores | 27% | 40% | 48% |
| Student/Teacher ratio | 14:1 | 16:1 | 16:1 |
| Total public schools | 6 | 893 | 79,221 |
| Total private schools | 4 | 206 | 24,874 |
| Total post-secondary schools | n/a | 68 | 7,963 |
| Index | McComb | Mississippi | National |
| Completed 8th grade | 73.6% | 78.6% | 84.3% |
| Completed high school | 71.6% | 76.7% | 83.0% |
| Completed some college | 43.8% | 52.5% | 59.4% |
| Completed associate degree | 21.6% | 29.8% | 38.5% |
| Completed bachelors | 13.2% | 21.0% | 30.3% |
| Completed masters | 5.3% | 7.9% | 11.5% |
| Completed professional degree | 1.2% | 2.2% | 3.3% |
| Completed doctorate | 0.5% | 0.9% | 1.3% |
There are a total of 6 public schools, 4 private schools and n/a post-secondary schools in McComb. Using the proficiency score averages, the average test scores for McComb, MS schools is 27%. The average student to teacher ratio is 14:1. In McComb, MS, an average of 73.6% of students have completed 8th grade and an average of 71.6% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Summit, MS | 2,633 | 40% | 16.1% |
| Magnolia, MS | 2,998 | 24% | 51.0% |
| McComb, MS | 12,788 | 27% | 43.2% |
| City | Population | Avg. Test Scores | National Avg. |
| Lindsay, CA | 12,793 | 40% | 17.7% |
| Mercerville, NJ | 12,783 | 50% | 4.2% |
| Jacksonville, AL | 12,796 | 59% | 23.4% |
| Miller Place, NY | 12,775 | 66% | 37.8% |
| Herrin, IL | 12,806 | 36% | 24.7% |
| McComb, MS | 12,788 | 27% | 43.2% |
Here are the best places to live in Mississippi
These are the 10 most affordable cities in Mississippi
Top 10 cities in Mississippi with the best education system
10 Best cities in Mississippi for employment