| Index | Iuka | Illinois | National |
| Average Test Scores | 65% | 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 | Iuka | Illinois | National |
| Completed 8th grade | 81.1% | 86.2% | 84.3% |
| Completed high school | 75.4% | 84.7% | 83.0% |
| Completed some college | 40.2% | 61.8% | 59.4% |
| Completed associate degree | 15.0% | 40.7% | 38.5% |
| Completed bachelors | 6.6% | 32.9% | 30.3% |
| Completed masters | 1.8% | 12.7% | 11.5% |
| Completed professional degree | 0.3% | 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 Iuka. Using the proficiency score averages, the average test scores for Iuka, IL schools is 65%. The average student to teacher ratio is n/a. In Iuka, IL, an average of 81.1% of students have completed 8th grade and an average of 75.4% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Johnsonville, IL | 51 | 50% | 4.2% |
| Salem, IL | 7,259 | 42% | 12.8% |
| Odin, IL | 1,022 | 34% | 30.2% |
| Kinmundy, IL | 942 | 25% | 49.0% |
| Dix, IL | 551 | 22% | 54.2% |
| Iuka, IL | 497 | 65% | 34.4% |
| City | Population | Avg. Test Scores | National Avg. |
| Paauilo, HI | 497 | 30% | 38.5% |
| Oklee, MN | 497 | 50% | 3.1% |
| Clear Spring, MD | 498 | 55% | 13.9% |
| Carsonville, MI | 496 | 35% | 28.1% |
| Rosholt, WI | 496 | 33% | 31.3% |
| Iuka, IL | 497 | 65% | 34.4% |