| Index | Warren | Illinois | National |
| Average Test Scores | 47% | 33% | 48% |
| Student/Teacher ratio | 10:1 | 18:1 | 16:1 |
| Total public schools | 3 | 3,938 | 79,221 |
| Total private schools | n/a | 1,438 | 24,874 |
| Total post-secondary schools | n/a | 306 | 7,963 |
| Index | Warren | Illinois | National |
| Completed 8th grade | 84.8% | 86.2% | 84.3% |
| Completed high school | 83.1% | 84.7% | 83.0% |
| Completed some college | 50.5% | 61.8% | 59.4% |
| Completed associate degree | 26.3% | 40.7% | 38.5% |
| Completed bachelors | 18.0% | 32.9% | 30.3% |
| Completed masters | 6.6% | 12.7% | 11.5% |
| Completed professional degree | 1.1% | 3.4% | 3.3% |
| Completed doctorate | 0.9% | 1.2% | 1.3% |
There are a total of 3 public schools, n/a private schools and n/a post-secondary schools in Warren. Using the proficiency score averages, the average test scores for Warren, IL schools is 47%. The average student to teacher ratio is 10:1. In Warren, IL, an average of 84.8% of students have completed 8th grade and an average of 83.1% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Darlington, WI | 2,333 | 53% | 9.4% |
| Scales Mound, IL | 502 | 52% | 7.6% |
| Stockton, IL | 1,656 | 47% | 1.7% |
| Lena, IL | 2,780 | 45% | 5.6% |
| Shullsburg, WI | 1,252 | 42% | 12.2% |
| Warren, IL | 1,208 | 47% | 2.1% |
| City | Population | Avg. Test Scores | National Avg. |
| Chebanse, IL | 1,208 | 45% | 7.3% |
| Valmeyer, IL | 1,208 | 32% | 33.0% |
| Timpson, TX | 1,207 | 43% | 10.4% |
| Chapman, KS | 1,209 | 39% | 19.1% |
| Lincoln Center, KS | 1,209 | 29% | 39.6% |
| Warren, IL | 1,208 | 47% | 2.1% |
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