| Index | Elgin | Illinois | National |
| Average Test Scores | 22% | 33% | 48% |
| Student/Teacher ratio | 20:1 | 18:1 | 16:1 |
| Total public schools | 25 | 3,938 | 79,221 |
| Total private schools | 18 | 1,438 | 24,874 |
| Total post-secondary schools | 3 | 306 | 7,963 |
| Index | Elgin | Illinois | National |
| Completed 8th grade | 76.4% | 86.2% | 84.3% |
| Completed high school | 74.8% | 84.7% | 83.0% |
| Completed some college | 52.8% | 61.8% | 59.4% |
| Completed associate degree | 31.5% | 40.7% | 38.5% |
| Completed bachelors | 24.3% | 32.9% | 30.3% |
| Completed masters | 8.0% | 12.7% | 11.5% |
| Completed professional degree | 1.5% | 3.4% | 3.3% |
| Completed doctorate | 0.8% | 1.2% | 1.3% |
There are a total of 25 public schools, 18 private schools and 3 post-secondary schools in Elgin. Using the proficiency score averages, the average test scores for Elgin, IL schools is 22%. The average student to teacher ratio is 20:1. In Elgin, IL, an average of 76.4% of students have completed 8th grade and an average of 74.8% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Long Grove, IL | 7,907 | 70% | 46.5% |
| 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% |
| Elgin, IL | 112,062 | 22% | 54.2% |
| City | Population | Avg. Test Scores | National Avg. |
| Pueblo, CO | 111,776 | 28% | 40.8% |
| High Point, NC | 112,434 | 36% | 26.0% |
| Manchester, NH | 112,441 | 35% | 27.9% |
| Peoria, IL | 112,644 | 26% | 45.9% |
| Antioch, CA | 111,468 | 27% | 44.7% |
| Elgin, IL | 112,062 | 22% | 54.2% |
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