| Index | Sheldon | Illinois | National |
| Average Test Scores | n/a | 33% | 48% |
| Student/Teacher ratio | 10:1 | 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 | Sheldon | Illinois | National |
| Completed 8th grade | 74.1% | 86.2% | 84.3% |
| Completed high school | 73.2% | 84.7% | 83.0% |
| Completed some college | 34.8% | 61.8% | 59.4% |
| Completed associate degree | 9.7% | 40.7% | 38.5% |
| Completed bachelors | 4.4% | 32.9% | 30.3% |
| Completed masters | 1.7% | 12.7% | 11.5% |
| Completed professional degree | 0.0% | 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 Sheldon. Using the proficiency score averages, the average test scores for Sheldon, IL schools is n/a. The average student to teacher ratio is 10:1. In Sheldon, IL, an average of 74.1% of students have completed 8th grade and an average of 73.2% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Kentland, IN | 1,809 | 50% | 4.2% |
| Morocco, IN | 1,097 | 45% | 7.3% |
| Milford, IL | 1,230 | 36% | 25.5% |
| Donovan, IL | 272 | 35% | 27.8% |
| Watseka, IL | 4,956 | 34% | 29.2% |
| Sheldon, IL | 1,198 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Wanatah, IN | 1,198 | 47% | 2.1% |
| West Blocton, AL | 1,198 | 43% | 10.8% |
| Mentone, IN | 1,199 | 53% | 9.4% |
| Norlina, NC | 1,197 | 25% | 47.9% |
| Talkeetna, AK | 1,199 | 45% | 6.8% |
| Sheldon, IL | 1,198 | n/a |
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