| Index | Galesburg | Illinois | National |
| Average Test Scores | 27% | 33% | 48% |
| Student/Teacher ratio | 15:1 | 18:1 | 16:1 |
| Total public schools | 16 | 3,938 | 79,221 |
| Total private schools | 2 | 1,438 | 24,874 |
| Total post-secondary schools | 2 | 306 | 7,963 |
| Index | Galesburg | Illinois | National |
| Completed 8th grade | 79.8% | 86.2% | 84.3% |
| Completed high school | 77.9% | 84.7% | 83.0% |
| Completed some college | 49.8% | 61.8% | 59.4% |
| Completed associate degree | 26.6% | 40.7% | 38.5% |
| Completed bachelors | 17.0% | 32.9% | 30.3% |
| Completed masters | 7.3% | 12.7% | 11.5% |
| Completed professional degree | 2.1% | 3.4% | 3.3% |
| Completed doctorate | 0.9% | 1.2% | 1.3% |
There are a total of 16 public schools, 2 private schools and 2 post-secondary schools in Galesburg. Using the proficiency score averages, the average test scores for Galesburg, IL schools is 27%. The average student to teacher ratio is 15:1. In Galesburg, IL, an average of 79.8% of students have completed 8th grade and an average of 77.9% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Oneida, IL | 805 | 36% | 25.5% |
| Abingdon, IL | 3,673 | 27% | 43.2% |
| Alexis, IL | 891 | 27% | 43.8% |
| Knoxville, IL | 3,234 | 25% | 47.2% |
| Monmouth, IL | 9,066 | 25% | 49.0% |
| Galesburg, IL | 31,538 | 27% | 44.0% |
| City | Population | Avg. Test Scores | National Avg. |
| Granger, IN | 31,533 | 82% | 71.7% |
| Garner, NC | 31,549 | 38% | 21.9% |
| Fleming Island, FL | 31,515 | 72% | 50.5% |
| Holladay, UT | 31,564 | 24% | 51.0% |
| Gurnee, IL | 31,504 | 32% | 34.0% |
| Galesburg, IL | 31,538 | 27% | 44.0% |
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