| Index | Pekin | Illinois | National |
| Average Test Scores | 30% | 33% | 48% |
| Student/Teacher ratio | 17:1 | 18:1 | 16:1 |
| Total public schools | 15 | 3,938 | 79,221 |
| Total private schools | 4 | 1,438 | 24,874 |
| Total post-secondary schools | n/a | 306 | 7,963 |
| Index | Pekin | Illinois | National |
| Completed 8th grade | 85.8% | 86.2% | 84.3% |
| Completed high school | 84.8% | 84.7% | 83.0% |
| Completed some college | 53.3% | 61.8% | 59.4% |
| Completed associate degree | 28.2% | 40.7% | 38.5% |
| Completed bachelors | 19.2% | 32.9% | 30.3% |
| Completed masters | 5.4% | 12.7% | 11.5% |
| Completed professional degree | 1.2% | 3.4% | 3.3% |
| Completed doctorate | 0.5% | 1.2% | 1.3% |
There are a total of 15 public schools, 4 private schools and n/a post-secondary schools in Pekin. Using the proficiency score averages, the average test scores for Pekin, IL schools is 30%. The average student to teacher ratio is 17:1. In Pekin, IL, an average of 85.8% of students have completed 8th grade and an average of 84.8% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Germantown Hills, IL | 3,421 | 65% | 35.4% |
| Morton, IL | 15,791 | 56% | 17.3% |
| Tremont, IL | 2,261 | 52% | 8.7% |
| Mackinaw, IL | 1,970 | 47% | 1.6% |
| Washington, IL | 16,555 | 44% | 8.2% |
| Pekin, IL | 32,796 | 30% | 38.4% |
| City | Population | Avg. Test Scores | National Avg. |
| Pueblo West, CO | 32,842 | 35% | 26.7% |
| Salisbury, MD | 32,850 | 34% | 29.0% |
| Lewiston, ID | 32,853 | 47% | 2.9% |
| Florence, KY | 32,721 | 43% | 10.3% |
| Pikesville, MD | 32,871 | 31% | 35.4% |
| Pekin, IL | 32,796 | 30% | 38.4% |
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