| Index | Pecatonica | Illinois | National |
| Average Test Scores | 57% | 33% | 48% |
| Student/Teacher ratio | 19:1 | 18:1 | 16:1 |
| Total public schools | 3 | 3,938 | 79,221 |
| Total private schools | n/a | 1,438 | 24,874 |
| Total post-secondary schools | n/a | 306 | 7,963 |
| Index | Pecatonica | Illinois | National |
| Completed 8th grade | 90.2% | 86.2% | 84.3% |
| Completed high school | 90.2% | 84.7% | 83.0% |
| Completed some college | 57.1% | 61.8% | 59.4% |
| Completed associate degree | 32.7% | 40.7% | 38.5% |
| Completed bachelors | 21.4% | 32.9% | 30.3% |
| Completed masters | 7.3% | 12.7% | 11.5% |
| Completed professional degree | 0.3% | 3.4% | 3.3% |
| Completed doctorate | 0.3% | 1.2% | 1.3% |
There are a total of 3 public schools, n/a private schools and n/a post-secondary schools in Pecatonica. Using the proficiency score averages, the average test scores for Pecatonica, IL schools is 57%. The average student to teacher ratio is 19:1. In Pecatonica, IL, an average of 90.2% of students have completed 8th grade and an average of 90.2% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Byron, IL | 3,607 | 55% | 14.6% |
| Dakota, IL | 721 | 43% | 11.5% |
| Forreston, IL | 1,392 | 41% | 14.6% |
| Stillman Valley, IL | 1,348 | 40% | 16.7% |
| Orangeville, IL | 797 | 38% | 20.8% |
| Pecatonica, IL | 1,957 | 57% | 19.4% |
| City | Population | Avg. Test Scores | National Avg. |
| Mexico, ME | 1,957 | 30% | 38.0% |
| Manahawkin, NJ | 1,957 | 55% | 14.4% |
| Willow, AK | 1,956 | 57% | 18.8% |
| Darien, GA | 1,956 | 23% | 52.1% |
| Ridgely, MD | 1,956 | 49% | 1.0% |
| Pecatonica, IL | 1,957 | 57% | 19.4% |
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