| Index | Thomasboro | Illinois | National |
| Average Test Scores | 44% | 33% | 48% |
| Student/Teacher ratio | 10:1 | 18:1 | 16:1 |
| Total public schools | 2 | 3,938 | 79,221 |
| Total private schools | n/a | 1,438 | 24,874 |
| Total post-secondary schools | n/a | 306 | 7,963 |

| Index | Thomasboro | Illinois | National |
| Completed 8th grade | 89.4% | 86.2% | 84.3% |
| Completed high school | 88.5% | 84.7% | 83.0% |
| Completed some college | 46.0% | 61.8% | 59.4% |
| Completed associate degree | 19.1% | 40.7% | 38.5% |
| Completed bachelors | 12.1% | 32.9% | 30.3% |
| Completed masters | 4.4% | 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 2 public schools, n/a private schools and n/a post-secondary schools in Thomasboro. Using the proficiency score averages, the average test scores for Thomasboro, IL schools is 44%. The average student to teacher ratio is 10:1. In Thomasboro, IL, an average of 89.4% of students have completed 8th grade and an average of 88.5% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Royal, IL | 381 | 65% | 35.4% |
| Savoy, IL | 9,110 | 55% | 14.6% |
| St. Joseph, IL | 4,205 | 52% | 7.6% |
| Mahomet, IL | 9,102 | 52% | 7.6% |
| Gifford, IL | 947 | 42% | 12.5% |
| Thomasboro, IL | 1,071 | 44% | 9.4% |
| City | Population | Avg. Test Scores | National Avg. |
| Worthing, SD | 1,071 | 45% | 6.3% |
| Prospect, PA | 1,071 | 76% | 58.3% |
| De Smet, SD | 1,071 | 61% | 26.4% |
| Grand Coteau, LA | 1,071 | 65% | 34.4% |
| Brantley, AL | 1,071 | 36% | 25.0% |
| Thomasboro, IL | 1,071 | 44% | 9.4% |