| Index | Iroquois | 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 | Iroquois | Illinois | National |
| Completed 8th grade | 90.8% | 86.2% | 84.3% |
| Completed high school | 90.8% | 84.7% | 83.0% |
| Completed some college | 50.4% | 61.8% | 59.4% |
| Completed associate degree | 26.7% | 40.7% | 38.5% |
| Completed bachelors | 13.7% | 32.9% | 30.3% |
| Completed masters | 3.1% | 12.7% | 11.5% |
| Completed professional degree | 0.8% | 3.4% | 3.3% |
| Completed doctorate | 0.8% | 1.2% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Iroquois. Using the proficiency score averages, the average test scores for Iroquois, IL schools is n/a. The average student to teacher ratio is n/a. In Iroquois, IL, an average of 90.8% of students have completed 8th grade and an average of 90.8% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Kentland, IN | 1,809 | 50% | 4.2% |
| Crescent City, IL | 485 | 45% | 6.3% |
| Morocco, IN | 1,097 | 45% | 7.3% |
| Milford, IL | 1,230 | 36% | 25.5% |
| Donovan, IL | 272 | 35% | 27.8% |
| Iroquois, IL | 287 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Holmesville, OH | 287 | 80% | 65.6% |
| Winesburg, OH | 287 | 85% | 76.0% |
| Laporte, PA | 287 | 57% | 18.8% |
| La Barge, WY | 288 | 60% | 25.0% |
| Mound Valley, KS | 288 | 40% | 17.7% |
| Iroquois, IL | 287 | n/a |
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