| Index | Walnut | Mississippi | National |
| Average Test Scores | 46% | 40% | 48% |
| Student/Teacher ratio | n/a | 16:1 | 16:1 |
| Total public schools | n/a | 893 | 79,221 |
| Total private schools | n/a | 206 | 24,874 |
| Total post-secondary schools | n/a | 68 | 7,963 |
| Index | Walnut | Mississippi | National |
| Completed 8th grade | 71.0% | 78.6% | 84.3% |
| Completed high school | 67.9% | 76.7% | 83.0% |
| Completed some college | 37.5% | 52.5% | 59.4% |
| Completed associate degree | 22.2% | 29.8% | 38.5% |
| Completed bachelors | 11.6% | 21.0% | 30.3% |
| Completed masters | 5.1% | 7.9% | 11.5% |
| Completed professional degree | 2.1% | 2.2% | 3.3% |
| Completed doctorate | 1.0% | 0.9% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Walnut. Using the proficiency score averages, the average test scores for Walnut, MS schools is 46%. The average student to teacher ratio is n/a. In Walnut, MS, an average of 71.0% of students have completed 8th grade and an average of 67.9% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Ripley, MS | 5,268 | 50% | 4.7% |
| Falkner, MS | 921 | 42% | 12.5% |
| Ashland, MS | 492 | 31% | 35.9% |
| Middleton, TN | 877 | 23% | 51.6% |
| Grand Junction, TN | 388 | 17% | 64.6% |
| Walnut, MS | 1,253 | 46% | 4.2% |
| City | Population | Avg. Test Scores | National Avg. |
| Munday, TX | 1,253 | 45% | 5.7% |
| Edina, MO | 1,253 | 43% | 9.9% |
| Creighton, NE | 1,253 | 53% | 10.9% |
| Orangeville, UT | 1,253 | 42% | 12.5% |
| Belle, MO | 1,254 | 50% | 3.6% |
| Walnut, MS | 1,253 | 46% | 4.2% |
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