| Index | Cobden | Illinois | National |
| Average Test Scores | 31% | 33% | 48% |
| Student/Teacher ratio | 10:1 | 18:1 | 16:1 |
| Total public schools | 4 | 3,938 | 79,221 |
| Total private schools | n/a | 1,438 | 24,874 |
| Total post-secondary schools | n/a | 306 | 7,963 |
| Index | Cobden | Illinois | National |
| Completed 8th grade | 78.2% | 86.2% | 84.3% |
| Completed high school | 76.5% | 84.7% | 83.0% |
| Completed some college | 48.9% | 61.8% | 59.4% |
| Completed associate degree | 34.5% | 40.7% | 38.5% |
| Completed bachelors | 28.5% | 32.9% | 30.3% |
| Completed masters | 12.4% | 12.7% | 11.5% |
| Completed professional degree | 2.6% | 3.4% | 3.3% |
| Completed doctorate | 1.8% | 1.2% | 1.3% |
There are a total of 4 public schools, n/a private schools and n/a post-secondary schools in Cobden. Using the proficiency score averages, the average test scores for Cobden, IL schools is 31%. The average student to teacher ratio is 10:1. In Cobden, IL, an average of 78.2% of students have completed 8th grade and an average of 76.5% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Jonesboro, IL | 1,772 | 46% | 5.2% |
| Carbondale, IL | 25,400 | 34% | 29.3% |
| Anna, IL | 4,149 | 31% | 36.1% |
| Cypress, IL | 216 | 18% | 63.5% |
| Dongola, IL | 654 | 14% | 70.5% |
| Cobden, IL | 1,018 | 31% | 34.7% |
| City | Population | Avg. Test Scores | National Avg. |
| Greensburg, LA | 1,018 | 27% | 44.3% |
| Maud, OK | 1,018 | 32% | 32.8% |
| Campbellsburg, KY | 1,018 | 50% | 3.1% |
| Eden Valley, MN | 1,017 | 69% | 44.3% |
| Plains, MT | 1,019 | 46% | 5.2% |
| Cobden, IL | 1,018 | 31% | 34.7% |
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