| Index | Crestwood | Illinois | National |
| Average Test Scores | 25% | 33% | 48% |
| Student/Teacher ratio | 15:1 | 18:1 | 16:1 |
| Total public schools | 4 | 3,938 | 79,221 |
| Total private schools | n/a | 1,438 | 24,874 |
| Total post-secondary schools | n/a | 306 | 7,963 |
| Index | Crestwood | Illinois | National |
| Completed 8th grade | 89.3% | 86.2% | 84.3% |
| Completed high school | 86.5% | 84.7% | 83.0% |
| Completed some college | 56.7% | 61.8% | 59.4% |
| Completed associate degree | 31.4% | 40.7% | 38.5% |
| Completed bachelors | 23.2% | 32.9% | 30.3% |
| Completed masters | 7.1% | 12.7% | 11.5% |
| Completed professional degree | 1.1% | 3.4% | 3.3% |
| Completed doctorate | 0.6% | 1.2% | 1.3% |
There are a total of 4 public schools, n/a private schools and n/a post-secondary schools in Crestwood. Using the proficiency score averages, the average test scores for Crestwood, IL schools is 25%. The average student to teacher ratio is 15:1. In Crestwood, IL, an average of 89.3% of students have completed 8th grade and an average of 86.5% 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% |
| Munster, IN | 22,604 | 70% | 46.0% |
| Crestwood, IL | 10,762 | 25% | 47.6% |
| City | Population | Avg. Test Scores | National Avg. |
| Little Ferry, NJ | 10,761 | 50% | 4.7% |
| Burr Ridge, IL | 10,761 | 53% | 11.2% |
| Taylorville, IL | 10,766 | 32% | 34.4% |
| Newport, OR | 10,767 | 43% | 10.9% |
| Fair Oaks Ranch, TX | 10,753 | 71% | 48.4% |
| Crestwood, IL | 10,762 | 25% | 47.6% |
Here are the best places to live in Illinois
Top 10 cities in Illinois with the best education system
Check out the 10 safest cities in Illinois
10 Best cities in Illinois for employment