| Index | Wellington | Illinois | National |
| Average Test Scores | n/a | 33% | 48% |
| Student/Teacher ratio | n/a | 18:1 | 16:1 |
| Total public schools | n/a | 3,938 | 79,221 |
| Total private schools | n/a | 1,438 | 24,874 |
| Total post-secondary schools | n/a | 306 | 7,963 |
| Index | Wellington | Illinois | National |
| Completed 8th grade | 83.9% | 86.2% | 84.3% |
| Completed high school | 81.7% | 84.7% | 83.0% |
| Completed some college | 43.3% | 61.8% | 59.4% |
| Completed associate degree | 16.7% | 40.7% | 38.5% |
| Completed bachelors | 11.7% | 32.9% | 30.3% |
| Completed masters | 5.0% | 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 n/a public schools, n/a private schools and n/a post-secondary schools in Wellington. Using the proficiency score averages, the average test scores for Wellington, IL schools is n/a. The average student to teacher ratio is n/a. In Wellington, IL, an average of 83.9% of students have completed 8th grade and an average of 81.7% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Cissna Park, IL | 847 | 43% | 10.4% |
| Milford, IL | 1,230 | 36% | 25.5% |
| Rossville, IL | 1,152 | 20% | 59.4% |
| Hoopeston, IL | 5,178 | 17% | 65.3% |
| Wellington, IL | 237 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Fort Yates, ND | 237 | 10% | 80.2% |
| Bluejacket, OK | 237 | 25% | 47.9% |
| West Harrison, IN | 237 | 61% | 27.1% |
| Teller, AK | 237 | 10% | 79.2% |
| Ruthton, MN | 236 | 60% | 24.0% |
| Wellington, IL | 237 | n/a |
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