| Index | Twin Grove | 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 | Twin Grove | Illinois | National |
| Completed 8th grade | 94.4% | 86.2% | 84.3% |
| Completed high school | 94.4% | 84.7% | 83.0% |
| Completed some college | 77.0% | 61.8% | 59.4% |
| Completed associate degree | 59.7% | 40.7% | 38.5% |
| Completed bachelors | 53.6% | 32.9% | 30.3% |
| Completed masters | 16.4% | 12.7% | 11.5% |
| Completed professional degree | 3.1% | 3.4% | 3.3% |
| Completed doctorate | 1.7% | 1.2% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Twin Grove. Using the proficiency score averages, the average test scores for Twin Grove, IL schools is n/a. The average student to teacher ratio is n/a. In Twin Grove, IL, an average of 94.4% of students have completed 8th grade and an average of 94.4% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Downs, IL | 1,417 | 65% | 35.1% |
| Towanda, IL | 341 | 65% | 34.4% |
| Goodfield, IL | 977 | 55% | 14.6% |
| Congerville, IL | 840 | 55% | 14.6% |
| Carlock, IL | 623 | 50% | 4.2% |
| Twin Grove, IL | 1,243 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Bayboro, NC | 1,242 | 39% | 18.4% |
| Thomas, OK | 1,244 | 47% | 1.7% |
| Clay, KY | 1,242 | 52% | 8.3% |
| Wolcott, IN | 1,244 | 56% | 16.1% |
| Arapahoe, NE | 1,242 | 48% | 0.5% |
| Twin Grove, IL | 1,243 | n/a |
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