| Index | Stockton | Illinois | National |
| Average Test Scores | 47% | 33% | 48% |
| Student/Teacher ratio | 14:1 | 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 | Stockton | Illinois | National |
| Completed 8th grade | 90.2% | 86.2% | 84.3% |
| Completed high school | 90.2% | 84.7% | 83.0% |
| Completed some college | 49.5% | 61.8% | 59.4% |
| Completed associate degree | 23.8% | 40.7% | 38.5% |
| Completed bachelors | 17.0% | 32.9% | 30.3% |
| Completed masters | 4.9% | 12.7% | 11.5% |
| Completed professional degree | 0.3% | 3.4% | 3.3% |
| Completed doctorate | 0.0% | 1.2% | 1.3% |
There are a total of 3 public schools, n/a private schools and n/a post-secondary schools in Stockton. Using the proficiency score averages, the average test scores for Stockton, IL schools is 47%. The average student to teacher ratio is 14:1. In Stockton, 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. |
| Scales Mound, IL | 502 | 52% | 7.6% |
| Shannon, IL | 745 | 50% | 3.1% |
| Warren, IL | 1,208 | 47% | 2.1% |
| Lena, IL | 2,780 | 45% | 5.6% |
| Hanover, IL | 713 | 43% | 10.4% |
| Stockton, IL | 1,656 | 47% | 1.7% |
| City | Population | Avg. Test Scores | National Avg. |
| Roodhouse, IL | 1,656 | 32% | 34.4% |
| Capron, IL | 1,656 | 25% | 47.9% |
| Cheswick, PA | 1,656 | 62% | 29.9% |
| Arlington, NE | 1,657 | 58% | 20.3% |
| Pinehurst, ID | 1,655 | 51% | 5.2% |
| Stockton, IL | 1,656 | 47% | 1.7% |
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