| Index | South Elgin | Illinois | National |
| Average Test Scores | 35% | 33% | 48% |
| Student/Teacher ratio | 25:1 | 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 | South Elgin | Illinois | National |
| Completed 8th grade | 87.5% | 86.2% | 84.3% |
| Completed high school | 86.5% | 84.7% | 83.0% |
| Completed some college | 64.1% | 61.8% | 59.4% |
| Completed associate degree | 42.2% | 40.7% | 38.5% |
| Completed bachelors | 35.0% | 32.9% | 30.3% |
| Completed masters | 10.5% | 12.7% | 11.5% |
| Completed professional degree | 0.6% | 3.4% | 3.3% |
| Completed doctorate | 0.3% | 1.2% | 1.3% |
There are a total of 4 public schools, n/a private schools and n/a post-secondary schools in South Elgin. Using the proficiency score averages, the average test scores for South Elgin, IL schools is 35%. The average student to teacher ratio is 25:1. In South Elgin, IL, an average of 87.5% of students have completed 8th grade and an average of 86.5% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| South Barrington, IL | 5,144 | 69% | 42.7% |
| Barrington, IL | 10,656 | 61% | 26.2% |
| Campton Hills, IL | 11,243 | 61% | 26.0% |
| Glen Ellyn, IL | 28,828 | 59% | 23.0% |
| St. Charles, IL | 33,452 | 57% | 19.0% |
| South Elgin, IL | 24,226 | 35% | 26.6% |
| City | Population | Avg. Test Scores | National Avg. |
| Pelham, AL | 24,223 | 45% | 5.8% |
| Cudahy, CA | 24,233 | 30% | 37.1% |
| Tumwater, WA | 24,235 | 60% | 24.7% |
| Monsey, NY | 24,236 | 33% | 31.6% |
| Apollo Beach, FL | 24,263 | 64% | 32.6% |
| South Elgin, IL | 24,226 | 35% | 26.6% |