| Index | Marshallberg | North Carolina | National |
| Average Test Scores | n/a | 43% | 48% |
| Student/Teacher ratio | n/a | 15:1 | 16:1 |
| Total public schools | n/a | 1,895 | 79,221 |
| Total private schools | n/a | 510 | 24,874 |
| Total post-secondary schools | n/a | 183 | 7,963 |

| Index | Marshallberg | North Carolina | National |
| Completed 8th grade | 93.1% | 83.4% | 84.3% |
| Completed high school | 93.1% | 81.9% | 83.0% |
| Completed some college | 48.1% | 59.9% | 59.4% |
| Completed associate degree | 23.8% | 38.1% | 38.5% |
| Completed bachelors | 6.9% | 29.0% | 30.3% |
| Completed masters | 2.0% | 10.2% | 11.5% |
| Completed professional degree | 0.0% | 2.9% | 3.3% |
| Completed doctorate | 0.0% | 1.3% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Marshallberg. Using the proficiency score averages, the average test scores for Marshallberg, NC schools is n/a. The average student to teacher ratio is n/a. In Marshallberg, NC, an average of 93.1% of students have completed 8th grade and an average of 93.1% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Harkers Island, NC | 1,346 | 60% | 25.0% |
| Morehead City, NC | 9,827 | 58% | 20.8% |
| Beaufort, NC | 4,520 | 55% | 15.1% |
| Atlantic, NC | 624 | 55% | 14.6% |
| Marshallberg, NC | 428 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Bigfork, MN | 428 | 50% | 4.7% |
| Amber, OK | 428 | 41% | 13.9% |
| Gypsum, KS | 428 | 35% | 26.6% |
| Rio Oso, CA | 428 | 45% | 7.3% |
| Jordan, MT | 428 | 48% | 0.7% |
| Marshallberg, NC | 428 | n/a |