| Index | Roanoke | Illinois | National |
| Average Test Scores | 47% | 33% | 48% |
| Student/Teacher ratio | 14:1 | 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 | Roanoke | Illinois | National |
| Completed 8th grade | 92.4% | 86.2% | 84.3% |
| Completed high school | 91.3% | 84.7% | 83.0% |
| Completed some college | 56.1% | 61.8% | 59.4% |
| Completed associate degree | 31.7% | 40.7% | 38.5% |
| Completed bachelors | 24.1% | 32.9% | 30.3% |
| Completed masters | 3.5% | 12.7% | 11.5% |
| Completed professional degree | 0.7% | 3.4% | 3.3% |
| Completed doctorate | 0.3% | 1.2% | 1.3% |
There are a total of 2 public schools, n/a private schools and n/a post-secondary schools in Roanoke. Using the proficiency score averages, the average test scores for Roanoke, IL schools is 47%. The average student to teacher ratio is 14:1. In Roanoke, IL, an average of 92.4% of students have completed 8th grade and an average of 91.3% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Germantown Hills, IL | 3,421 | 65% | 35.4% |
| Morton, IL | 15,791 | 56% | 17.3% |
| Goodfield, IL | 977 | 55% | 14.6% |
| Congerville, IL | 840 | 55% | 14.6% |
| Metamora, IL | 3,840 | 54% | 11.5% |
| Roanoke, IL | 1,880 | 47% | 1.6% |
| City | Population | Avg. Test Scores | National Avg. |
| Ellaville, GA | 1,880 | 53% | 9.4% |
| Cameron, WI | 1,880 | 41% | 15.2% |
| Hanson, MA | 1,880 | 48% | 1.0% |
| Livingston, LA | 1,880 | 81% | 69.1% |
| Buffalo, TX | 1,880 | 60% | 24.5% |
| Roanoke, IL | 1,880 | 47% | 1.6% |
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