| Index | Herculaneum | Missouri | National |
| Average Test Scores | 56% | 44% | 48% |
| Student/Teacher ratio | 15:1 | 14:1 | 16:1 |
| Total public schools | 3 | 1,899 | 79,221 |
| Total private schools | n/a | 531 | 24,874 |
| Total post-secondary schools | n/a | 213 | 7,963 |
| Index | Herculaneum | Missouri | National |
| Completed 8th grade | 81.6% | 86.0% | 84.3% |
| Completed high school | 80.5% | 84.2% | 83.0% |
| Completed some college | 52.9% | 57.7% | 59.4% |
| Completed associate degree | 26.6% | 35.2% | 38.5% |
| Completed bachelors | 15.6% | 27.6% | 30.3% |
| Completed masters | 3.4% | 10.4% | 11.5% |
| Completed professional degree | 1.5% | 2.8% | 3.3% |
| Completed doctorate | 1.5% | 1.2% | 1.3% |
There are a total of 3 public schools, n/a private schools and n/a post-secondary schools in Herculaneum. Using the proficiency score averages, the average test scores for Herculaneum, MO schools is 56%. The average student to teacher ratio is 15:1. In Herculaneum, MO, an average of 81.6% of students have completed 8th grade and an average of 80.5% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Festus, MO | 12,054 | 59% | 23.1% |
| Waterloo, IL | 10,417 | 59% | 22.4% |
| Columbia, IL | 10,692 | 56% | 16.7% |
| Oakville, MO | 36,117 | 54% | 13.4% |
| Cedar Hill, MO | 1,625 | 53% | 10.4% |
| Herculaneum, MO | 4,081 | 56% | 16.7% |
| City | Population | Avg. Test Scores | National Avg. |
| Sullivan, IN | 4,081 | 49% | 1.3% |
| Whiteriver, AZ | 4,081 | 16% | 65.8% |
| Shrewsbury, NJ | 4,082 | 76% | 58.3% |
| Marine City, MI | 4,083 | 40% | 16.9% |
| Lisbon Falls, ME | 4,079 | 43% | 10.4% |
| Herculaneum, MO | 4,081 | 56% | 16.7% |
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