| Index | Carol Stream | Illinois | National |
| Average Test Scores | 48% | 33% | 48% |
| Student/Teacher ratio | 19:1 | 18:1 | 16:1 |
| Total public schools | 9 | 3,938 | 79,221 |
| Total private schools | 3 | 1,438 | 24,874 |
| Total post-secondary schools | n/a | 306 | 7,963 |
| Index | Carol Stream | Illinois | National |
| Completed 8th grade | 87.8% | 86.2% | 84.3% |
| Completed high school | 87.1% | 84.7% | 83.0% |
| Completed some college | 69.0% | 61.8% | 59.4% |
| Completed associate degree | 46.6% | 40.7% | 38.5% |
| Completed bachelors | 37.6% | 32.9% | 30.3% |
| Completed masters | 11.0% | 12.7% | 11.5% |
| Completed professional degree | 1.8% | 3.4% | 3.3% |
| Completed doctorate | 0.7% | 1.2% | 1.3% |
There are a total of 9 public schools, 3 private schools and n/a post-secondary schools in Carol Stream. Using the proficiency score averages, the average test scores for Carol Stream, IL schools is 48%. The average student to teacher ratio is 19:1. In Carol Stream, IL, an average of 87.8% of students have completed 8th grade and an average of 87.1% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Oak Brook, IL | 8,085 | 79% | 64.6% |
| Clarendon Hills, IL | 8,834 | 77% | 59.4% |
| Hinsdale, IL | 17,366 | 74% | 54.7% |
| Western Springs, IL | 13,247 | 74% | 54.4% |
| South Barrington, IL | 4,963 | 69% | 42.7% |
| Carol Stream, IL | 39,447 | 48% | 0.6% |
| City | Population | Avg. Test Scores | National Avg. |
| Los Banos, CA | 39,443 | 31% | 35.7% |
| Plant City, FL | 39,437 | 45% | 6.4% |
| Lake Oswego, OR | 39,476 | 80% | 65.6% |
| Keizer, OR | 39,408 | 42% | 11.6% |
| Columbia, TN | 39,515 | 21% | 56.6% |
| Carol Stream, IL | 39,447 | 48% | 0.6% |
Here are the best places to live in Illinois
These are the 10 cheapest cities in Illinois
Safest States In The US
Most Dangerous States In The US