| Index | Sleepy Hollow | Illinois | National |
| Average Test Scores | 50% | 33% | 48% |
| Student/Teacher ratio | 24:1 | 18:1 | 16:1 |
| Total public schools | 1 | 3,938 | 79,221 |
| Total private schools | n/a | 1,438 | 24,874 |
| Total post-secondary schools | n/a | 306 | 7,963 |


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| Index | Sleepy Hollow | Illinois | National |
| Completed 8th grade | 92.9% | 86.2% | 84.3% |
| Completed high school | 92.6% | 84.7% | 83.0% |
| Completed some college | 76.1% | 61.8% | 59.4% |
| Completed associate degree | 57.0% | 40.7% | 38.5% |
| Completed bachelors | 46.0% | 32.9% | 30.3% |
| Completed masters | 17.5% | 12.7% | 11.5% |
| Completed professional degree | 3.1% | 3.4% | 3.3% |
| Completed doctorate | 1.1% | 1.2% | 1.3% |
There are a total of 1 public schools, n/a private schools and n/a post-secondary schools in Sleepy Hollow. Using the proficiency score averages, the average test scores for Sleepy Hollow, IL schools is 50%. The average student to teacher ratio is 24:1. In Sleepy Hollow, IL, an average of 92.9% of students have completed 8th grade and an average of 92.6% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| South Barrington, IL | 4,963 | 69% | 42.7% |
| North Barrington, IL | 2,789 | 64% | 33.3% |
| Barrington, IL | 10,442 | 61% | 26.2% |
| Campton Hills, IL | 10,962 | 61% | 26.0% |
| St. Charles, IL | 32,612 | 57% | 19.0% |
| Sleepy Hollow, IL | 3,276 | 50% | 3.1% |
| City | Population | Avg. Test Scores | National Avg. |
| Waller, TX | 3,276 | 49% | 2.7% |
| Fort Edward, NY | 3,275 | 50% | 3.1% |
| Okemah, OK | 3,275 | 24% | 50.8% |
| Marysville, KS | 3,275 | 28% | 41.1% |
| Sherwood, OH | 3,277 | 78% | 62.2% |
| Sleepy Hollow, IL | 3,276 | 50% | 3.1% |